19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.hardware; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport static android.system.OsConstants.*; 2006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala 21503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport android.annotation.Nullable; 2210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 2406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.app.ActivityThread; 25503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport android.app.AppOpsManager; 264f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.content.Context; 27a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 30fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 31503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport android.media.AudioAttributes; 324f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.media.IAudioService; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 344f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.IBinder; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 37503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport android.os.Process; 384f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.RemoteException; 394f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.ServiceManager; 407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Allocation; 417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Element; 427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RSIllegalArgumentException; 4306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.renderscript.RenderScript; 447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Type; 450a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selenimport android.text.TextUtils; 4606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.util.Log; 47bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 48bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 49bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 50503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport com.android.internal.annotations.GuardedBy; 51503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport com.android.internal.app.IAppOpsCallback; 52503e1fdcd12d2448807d408f00a361bff0857cabjiabinimport com.android.internal.app.IAppOpsService; 53503e1fdcd12d2448807d408f00a361bff0857cabjiabin 54bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 55bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 56bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 577d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkinimport java.util.LinkedHashMap; 58bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 64df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 667478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 67df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 68df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 707478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 71df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 72df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 73df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 74df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 75df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 79341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 866c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <li>Call {@link #setDisplayOrientation(int)} to ensure correct orientation of preview. 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 114bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 117bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 118bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 119bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 120bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 121bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 122bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 123bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 124bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 125bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 126bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 127bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 128bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 129bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 130bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 131341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 132bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 133bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 134df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 135df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 136df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1377478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 138df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1396c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1406c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1416c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1426c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1436c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1446c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 145b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 146b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 147b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 149b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala@Deprecated 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 153d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 154da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 155da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 156da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 157da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 158da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 159da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 160da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 161da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 162da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 164bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1659d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1674838e338129e09a37b8c8ad5e44f85ec5cd3aea1Ashok Bhat private long mNativeContext; // accessed by native methods 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 1737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private boolean mUsingPreviewAllocation; 174e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1769d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 180a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh private ErrorCallback mDetailedErrorCallback; 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 18294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 184a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 186503e1fdcd12d2448807d408f00a361bff0857cabjiabin private final Object mShutterSoundLock = new Object(); 187503e1fdcd12d2448807d408f00a361bff0857cabjiabin // for AppOps 188503e1fdcd12d2448807d408f00a361bff0857cabjiabin private @Nullable IAppOpsService mAppOps; 189503e1fdcd12d2448807d408f00a361bff0857cabjiabin private IAppOpsCallback mAppOpsCallback; 190503e1fdcd12d2448807d408f00a361bff0857cabjiabin @GuardedBy("mShutterSoundLock") 191503e1fdcd12d2448807d408f00a361bff0857cabjiabin private boolean mHasAppOpsPlayAudio = true; 192503e1fdcd12d2448807d408f00a361bff0857cabjiabin @GuardedBy("mShutterSoundLock") 193503e1fdcd12d2448807d408f00a361bff0857cabjiabin private boolean mShutterSoundEnabledFromApp = true; 194503e1fdcd12d2448807d408f00a361bff0857cabjiabin 195feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 196feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 20010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 2015da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2025da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2035da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2045da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2055da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2065da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2075da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2085da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 209c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a picture 2105da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2115da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 21210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 21310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 21410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 21510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 21610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 21710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 21810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 21910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 2205da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2215da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2225da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2235da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2245da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2255da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2265da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2275da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 228c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a video 2295da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2305da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 23110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 23210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 23310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 23410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 23510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2364c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2374c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2384c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2394c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2404c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2414c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2424c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2434c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 244a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2454c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2464c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2474c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2484c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2494c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 250a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2514c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 254c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 257c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 259c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 262341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 263564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * The return value of this method might change dynamically if the device 264564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * supports external cameras and an external camera is connected or 265564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * disconnected. 26606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 267e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * If there is a 268e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * {@link android.hardware.camera2.CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_LOGICAL_MULTI_CAMERA 269e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * logical multi-camera} in the system, to maintain app backward compatibility, this method will 270e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * only expose one camera for every logical camera and underlying physical cameras group. 271e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * Use camera2 API to see all cameras. 272e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * 27306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return total number of accessible camera devices, or 0 if there are no 27406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * cameras or an error was encountered enumerating them. 275e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 276e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 277e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 278e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 279341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 280b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 28106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 28206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if an invalid ID is provided, or if there is an 28306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * error retrieving the information (generally due to a hardware or other 28406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * low-level failure). 285b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2864f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2874f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2884f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2894f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2904f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2914f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2924f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2934f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2944f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2954f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2964f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2974f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2984f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2994f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 3004f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 301b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 302b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 303b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 304b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 305b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 306b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 307b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 308b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 309b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 3107836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 3117836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 3127836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 313b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 3147836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 3157836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 3167836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 3177836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 318b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 319b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 320b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 321464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 322b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 323b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3247836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 325b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 326b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 32732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 328b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 32932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 330b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 33132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 3322fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 3332fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 3342fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 3352fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 33632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 337b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 338b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 33969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 34069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 34169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 34269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 343b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3447836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 345f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 346f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 347f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 348f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 349f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 350f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 351f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 352f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 353f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 354f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 355f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 356f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 357f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 358f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 359f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 360b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 361b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 362b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 363a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 364a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 365a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 366a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 368bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 369bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 370341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 371341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 374bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 376bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 377bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 378bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 379bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 380bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 381bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 382bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 383341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 384a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 385bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 386a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 387a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 388a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 389facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 390e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 391e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3927bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 393e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 394e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 395e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 396a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 397a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 39806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * null. Otherwise acts like the {@link #open(int)} call. 39906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 40006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return a new Camera object for the first back-facing camera, or null if there is no 40106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * backfacing camera 4027836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 405a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 406a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 407a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 408a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 409a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 4107bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 411a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 412a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 413a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4164c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4174c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 4184c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 4194c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 4204c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 4214c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4224c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 4234c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 4244c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4254c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 4264c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 4274c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4284c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 4294c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 4304c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 4314c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 4324c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 4334c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 4344c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 4354c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 4364c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 4374c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4384c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4394c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 440a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 4414c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 442a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 443a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 444a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4454c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 4464c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 4474c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 448a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4494c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 450a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 4514c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4524c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4534c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4544c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 455a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 456a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 457a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 458a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4594c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4604c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4614c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4624c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4634c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4644c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4654c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4664c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4684c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4694c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 470a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4714c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4728ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4738ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4748ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4758ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 4768ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENOSYS) { 4778ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because some methods" 4788ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " are not implemented"); 4798ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EOPNOTSUPP) { 4808ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the hal" 4818ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " version is not supported by this device"); 4828ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EINVAL) { 4838ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the input" 4848ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " arugments are invalid"); 4858ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EBUSY) { 4868ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the camera" 4878ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " device was already opened"); 4888ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EUSERS) { 4898ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the max" 4908ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " number of camera devices were already opened"); 4914c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4928ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 4938ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 4944c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4954c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4964c913801141163362dd5bb7c9784c83f69c11054Zhijun He 497a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4984c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4994c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 5004c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 5014c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 5024c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 5034c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 5044c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 5054c913801141163362dd5bb7c9784c83f69c11054Zhijun He 5064c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 5074c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 5084c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 5094c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 5104c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 5114c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 5124c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 5134c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 5144c913801141163362dd5bb7c9784c83f69c11054Zhijun He 515fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, 516fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav ActivityThread.currentOpPackageName()); 5174c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 5184c913801141163362dd5bb7c9784c83f69c11054Zhijun He 519a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 520a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 521a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 522a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 523a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 524a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 525a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 526a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 527a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 528a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 529a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 530a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 531a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 532a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 533a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 534a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 535a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 536a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 537a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 538a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 539a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 540a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 541a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 5427bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 543a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 544feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 5458ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 5468ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 5478ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 5488ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 549feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 5508ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 5518ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 552feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 553503e1fdcd12d2448807d408f00a361bff0857cabjiabin initAppOps(); 554feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 555feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 556feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 557feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 558feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 559feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 560feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 561feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 562feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 563feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 564feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 565feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 566feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 567feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 568feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5711c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5721c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5731c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5741c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 575503e1fdcd12d2448807d408f00a361bff0857cabjiabin initAppOps(); 576503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 577503e1fdcd12d2448807d408f00a361bff0857cabjiabin 578503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void initAppOps() { 579503e1fdcd12d2448807d408f00a361bff0857cabjiabin IBinder b = ServiceManager.getService(Context.APP_OPS_SERVICE); 580503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps = IAppOpsService.Stub.asInterface(b); 581503e1fdcd12d2448807d408f00a361bff0857cabjiabin // initialize mHasAppOpsPlayAudio 582503e1fdcd12d2448807d408f00a361bff0857cabjiabin updateAppOpsPlayAudio(); 583503e1fdcd12d2448807d408f00a361bff0857cabjiabin // register a callback to monitor whether the OP_PLAY_AUDIO is still allowed 584503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOpsCallback = new IAppOpsCallbackWrapper(this); 585503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 586503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps.startWatchingMode(AppOpsManager.OP_PLAY_AUDIO, 587503e1fdcd12d2448807d408f00a361bff0857cabjiabin ActivityThread.currentPackageName(), mAppOpsCallback); 588503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (RemoteException e) { 589503e1fdcd12d2448807d408f00a361bff0857cabjiabin Log.e(TAG, "Error registering appOps callback", e); 590503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = false; 591503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 592503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 593503e1fdcd12d2448807d408f00a361bff0857cabjiabin 594503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void releaseAppOps() { 595503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 596503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (mAppOps != null) { 597503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps.stopWatchingMode(mAppOpsCallback); 598503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 599503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (Exception e) { 600503e1fdcd12d2448807d408f00a361bff0857cabjiabin // nothing to do here, the object is supposed to be released anyway 601503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 6021c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 6031c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 604a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 6059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 606e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6094c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 610788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 611788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 6139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 618bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 6224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 623503e1fdcd12d2448807d408f00a361bff0857cabjiabin releaseAppOps(); 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 627bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 628bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 629bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 630bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 631bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 632bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 633bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 634bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 63542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 63642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 638bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 640bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 642bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 6439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 645bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 646bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 647bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 64953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 65042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 65142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 65242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 65342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 654bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 655bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 656bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 657bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 659ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 6609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 662bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 663bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 664bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 665bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 666bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 66853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 66942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 67042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 67142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 672bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 673bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 674bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 675bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 676bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 67706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 67806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 680bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 683bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 684fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 685fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 686fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 687fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 689bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 690bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 691bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 692bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 693bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 694bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 695bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 696bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 697bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 698bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 699bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 700bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 701bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 7029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 703bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 704bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 705bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 706bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 70706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 70806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 711b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 712feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 713b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 714feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 715b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 718feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 719feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 720feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 721feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 724fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 725fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 726fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 727fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 728fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 729fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 730fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 731fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 732fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 733fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 734fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 735fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 736fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 737fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 73832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 739e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 740e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 741e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 742e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 743e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 744108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 745108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 746108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 747108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 748108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 749108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 750108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 751fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 752fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 753fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 754fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 755fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 75606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 75706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 758fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 759dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 760fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 761fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 762bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 763bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 764bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 765bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 766bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 767bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 768bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 769b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 770b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 771b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 773b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 777bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 778341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 780951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 781951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 782951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 783951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 784951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 785bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 786a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 787df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 788da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 791bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 797bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 798c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 799c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 800c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 801bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 802bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 803bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 804bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 805bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 806bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 80706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 80806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting preview fails; usually this would be 80906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 81006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 8139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 815bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 816bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 81706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 81806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if stopping preview fails; usually this would be 81906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 82006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 8234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 8244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 825664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 826664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 827664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 828664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 829664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 830f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 831f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 832f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 8339d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 8344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 8354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 8364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 8379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 8459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 847108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 848bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 849bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 850108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 851108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 852108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 853108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 854108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 855108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 857bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 858bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 85906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 86006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 861108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 86694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 870a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 871a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 87294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 876108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 877108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 878108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 879108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 880108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 881108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 882108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 883108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 885bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 886bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 88706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 88806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 889108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 89294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 89394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 89494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 89894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 89994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 90094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 90194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 90294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 90394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 904108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 905108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 906bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 907108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 908108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 90994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 910bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 911bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 912bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 913108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 91494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 915108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 916bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 917108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 918108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 919108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 920108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 921108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 922108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 92394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 924bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 925bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 92606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 92706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 928bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 929108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 93094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 93194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 93294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 93394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 93494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 9357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 9367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 9377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 93894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 94194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 9423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 9433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 944bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 945bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 946bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 947bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 948bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 949c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 950951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 951951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 952951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 953951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 954951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 955951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 956951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 957951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 958951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 959951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 960951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 96194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 962bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 963e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 964bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 965bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 966e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 967e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 968e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 96994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 970951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 971951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 9725b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 97394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 974e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 975e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 976e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 977e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 978e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 979e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 980e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 981e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 982e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 983e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 984e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 985e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 986e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 987e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 988e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 989e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 990e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 991e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 992e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 993e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 994e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 995e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 996e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 997e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 998e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 999e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 1000e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 100132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 100232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 100332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 100432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 100532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 100632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 1007e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1008e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 1009e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 1010e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 1011e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1012e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 1013e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 1014e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1015e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 1016e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 1017e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 1018e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 1019e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 1020e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1021e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1022e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 1023e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 1024e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 1025e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 1026e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 1027e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 1028e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 1029e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1030e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1031e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 1032e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1033e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1034e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 1035e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 10677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 10687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 10697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 10707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 10717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 10727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 10737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 10747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 10757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 10777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 10787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 10807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 10837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 10847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 10857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 10867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 10877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 10887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 10907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 10917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 10927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 10937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 10947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 10957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 10967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 10987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 11007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 11017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 11027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 11047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 11057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 11077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 11087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 11097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 11107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 11117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 11127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 11137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 11157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 11167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 11177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 11197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 11207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 11217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 11227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 11237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 11247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 11257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 11267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 11277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 11287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 11297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 11307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 11317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 11327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 11337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 11347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 11357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 11367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 11387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 11397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 11407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 11417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 11427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 11437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 11447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 11467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 11477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 11497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 11517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 11527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 11547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 11567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 11577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 11587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 11597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 11617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 11647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1167a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1177c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1182c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1183c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1184e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 11859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1186e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1190e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 11919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1192e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1195c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1196ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1197ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 11989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1199a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1200a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1201a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 120394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1204a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1205a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1206a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 120794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1209ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1213e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1214e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1215e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1216e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1217e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1218e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1219c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1220f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1221f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1222f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1223f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1224f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1225f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1226f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1227e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1228e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1229e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1230e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 12313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 12323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1233e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1236bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 12374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1238f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 12394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 12414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1242c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1244a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh if (mDetailedErrorCallback != null) { 1245a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh mDetailedErrorCallback.onError(msg.arg1, mCamera); 1246a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh } else if (mErrorCallback != null) { 1247a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh if (msg.arg1 == CAMERA_ERROR_DISABLED) { 1248a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh mErrorCallback.onError(CAMERA_ERROR_EVICTED, mCamera); 1249a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh } else { 1250a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh mErrorCallback.onError(msg.arg1, mCamera); 1251a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh } 1252e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12559d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 12569d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 12579d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 12589d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 12599d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 12609d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1282bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1283bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 12847478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 12857478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1286df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1287df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 12887478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1289df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1290df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1291bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1292bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1293b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1294b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1296b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 130069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 130169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 130269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 130369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 13049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1305b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1306b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 130783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 131083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 131183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 131453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 13159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1317bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1318bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1321bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1322bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1323bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1324bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 132536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1327da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 13287478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 13297478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1330df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1331df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1333068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1334068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 13367478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 133753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1338b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1339b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1340b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 134183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 134253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 134353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 134453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 134553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 134653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 134753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1348108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1349108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1350108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1351108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 135306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting autofocus fails; usually this would 135406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 135506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 135783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 135883d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1359108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1363f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1364248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1365248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1366f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 13679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1371bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1374244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 137606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if canceling autofocus fails; usually this would 137706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 137806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1379bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1380244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1381244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1382244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1383f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1384248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1385248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1386f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1387f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1388f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1389f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1390f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1391f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1392f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1393f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1394f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1395f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1396f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1397f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1398f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1399f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1400f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1401f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1402f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1403244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1404244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1405244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1406244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 14079d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 14089d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14096574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 14106574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 14116574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 14126574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1413b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1414b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1415b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14169d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1417b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14189d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 14199d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 14209d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 14219d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 14229d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14239d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 14246574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 14259d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 14269d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 14279d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 14289d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 14309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 14319d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 143306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if enabling the focus move callback fails; 143406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * usually this would be because of a hardware or other low-level error, 143506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * or because release() has been called on this Camera instance. 14369d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 14379d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 14389d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 14399d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 14409d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 14419d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14429d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 14439d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14449d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1446bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1448b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1449b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1450b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1452b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 14549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1460bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 14619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 14639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1466bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1467bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1468bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1469b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1470b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1471b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1473b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1476bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1477bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1478bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 14799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 14819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 14829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 14849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 14859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 148706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * Equivalent to <pre>takePicture(Shutter, raw, null, jpeg)</pre>. 14889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1489bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 14909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 14929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1493e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1494e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1495e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1496e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1497e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 14989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 14999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 15009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 15019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 15029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1503e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1504e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 15059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 15069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 15079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 15089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 15099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1510e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1511bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1512bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1513bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 151442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 151542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 151642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 151740057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1518bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1519bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 152040057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1521bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1522bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1523e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1524bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 152506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting picture capture fails; usually this 152606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * would be because of a hardware or other low-level error, or because 152706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1528e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1529e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1530e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 15319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 15329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1533e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 15349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1535e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1536e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1537e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1538e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1539e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1540e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1541e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1542e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1543e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1544e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1545e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1546e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1547e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1548e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1549e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1550e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1551e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1552e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 15539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1555e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1556bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 15573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 15583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1559bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1560bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1561bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1562bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1563bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1564bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1567bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 156836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 156936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 157036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 15710ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 15720ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1573bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 157436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 157536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 157636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 157736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1578bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 15793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 15803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 15818cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 15820ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 15830ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 158436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 158536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 158636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 158736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 15882fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 15892fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 15902fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1591b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1592b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1593b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1594d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 159569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 15962fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 15972fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1598d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 159969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 160069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1601b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1602724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1603724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1604724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1605724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1606724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1607724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1608724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1609724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1610724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1611724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1612724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1613724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1614724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1615724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1616b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 16172fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 16182fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 16192fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 16202fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 16212fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 16222fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 16232fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1624724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1625724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1626b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1627d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1628d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1629d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1630d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 16316c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <p><b>Note: </b>Before API level 24, the default value for orientation is 0. Starting in 16326c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * API level 24, the default orientation will be such that applications in forced-landscape mode 16336c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * will have correct preview orientation, which may be either a default of 0 or 16346c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 180. Applications that operate in portrait mode or allow for changing orientation must still 16356c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * call this method after each orientation change to ensure correct preview display in all 16366c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * cases.</p> 16376c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 1638d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 16396c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * Valid values are 0, 90, 180, and 270. 164006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if setting orientation fails; usually this would 164106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 164206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 16432fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1644d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1645d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1646d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1647d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1648487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 164969fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1650487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1651487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1652487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1653487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1654487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 165569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1656487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1657487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1658487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1659487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1660487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 166169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 166269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 166369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1664487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1665487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1666487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1667487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 166806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if the call fails; usually this would be because 166906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * of a hardware or other low-level error, or because release() has been 167006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * called on this Camera instance. 167169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1672487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 167369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 167469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 16754f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 1676e059e45b053454deb1044123a5a65ba725fb952cjiabin boolean canDisableShutterSound = true; 1677e059e45b053454deb1044123a5a65ba725fb952cjiabin IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 1678e059e45b053454deb1044123a5a65ba725fb952cjiabin IAudioService audioService = IAudioService.Stub.asInterface(b); 1679e059e45b053454deb1044123a5a65ba725fb952cjiabin try { 1680e059e45b053454deb1044123a5a65ba725fb952cjiabin if (audioService.isCameraSoundForced()) { 1681e059e45b053454deb1044123a5a65ba725fb952cjiabin canDisableShutterSound = false; 16824f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 1683e059e45b053454deb1044123a5a65ba725fb952cjiabin } catch (RemoteException e) { 1684e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.e(TAG, "Audio service is unavailable for queries"); 1685e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1686e059e45b053454deb1044123a5a65ba725fb952cjiabin if (!enabled && !canDisableShutterSound) { 1687e059e45b053454deb1044123a5a65ba725fb952cjiabin return false; 16884f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 1689503e1fdcd12d2448807d408f00a361bff0857cabjiabin synchronized (mShutterSoundLock) { 1690e059e45b053454deb1044123a5a65ba725fb952cjiabin mShutterSoundEnabledFromApp = enabled; 1691e059e45b053454deb1044123a5a65ba725fb952cjiabin // Return the result of _enableShutterSound(enabled) in all cases. 1692e059e45b053454deb1044123a5a65ba725fb952cjiabin // If the shutter sound can be disabled, disable it when the device is in DnD mode. 1693503e1fdcd12d2448807d408f00a361bff0857cabjiabin boolean ret = _enableShutterSound(enabled); 1694e059e45b053454deb1044123a5a65ba725fb952cjiabin if (enabled && !mHasAppOpsPlayAudio) { 1695e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.i(TAG, "Shutter sound is not allowed by AppOpsManager"); 1696e059e45b053454deb1044123a5a65ba725fb952cjiabin if (canDisableShutterSound) { 1697e059e45b053454deb1044123a5a65ba725fb952cjiabin _enableShutterSound(false); 1698e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1699503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1700503e1fdcd12d2448807d408f00a361bff0857cabjiabin return ret; 1701503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 17024f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 17034f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 17046653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin /** 17056653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * Disable the shutter sound unconditionally. 17066653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17076653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * <p> 17086653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * This is only guaranteed to work for legacy cameras 17096653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * (i.e. initialized with {@link #cameraInitUnspecified}). Trying to call this on 17106653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * a regular camera will force a conditional check in the camera service. 17116653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * </p> 17126653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17136653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @return {@code true} if the shutter sound state was successfully 17146653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code false} if the shutter sound state could not be 17156653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code true} is also returned if shutter sound playback 17166653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * is already set to the requested state. 17176653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17186653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @hide 17196653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin */ 17206653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin public final boolean disableShutterSound() { 17216653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin return _enableShutterSound(/*enabled*/false); 17226653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin } 17236653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin 17244f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 172569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 1726503e1fdcd12d2448807d408f00a361bff0857cabjiabin private static class IAppOpsCallbackWrapper extends IAppOpsCallback.Stub { 1727503e1fdcd12d2448807d408f00a361bff0857cabjiabin private final WeakReference<Camera> mWeakCamera; 1728503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1729503e1fdcd12d2448807d408f00a361bff0857cabjiabin IAppOpsCallbackWrapper(Camera camera) { 1730503e1fdcd12d2448807d408f00a361bff0857cabjiabin mWeakCamera = new WeakReference<Camera>(camera); 1731503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1732503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1733503e1fdcd12d2448807d408f00a361bff0857cabjiabin @Override 1734503e1fdcd12d2448807d408f00a361bff0857cabjiabin public void opChanged(int op, int uid, String packageName) { 1735503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (op == AppOpsManager.OP_PLAY_AUDIO) { 1736503e1fdcd12d2448807d408f00a361bff0857cabjiabin final Camera camera = mWeakCamera.get(); 1737503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (camera != null) { 1738503e1fdcd12d2448807d408f00a361bff0857cabjiabin camera.updateAppOpsPlayAudio(); 1739503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1740503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1741503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1742503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1743503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1744503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void updateAppOpsPlayAudio() { 1745503e1fdcd12d2448807d408f00a361bff0857cabjiabin synchronized (mShutterSoundLock) { 1746503e1fdcd12d2448807d408f00a361bff0857cabjiabin boolean oldHasAppOpsPlayAudio = mHasAppOpsPlayAudio; 1747503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 1748503e1fdcd12d2448807d408f00a361bff0857cabjiabin int mode = AppOpsManager.MODE_IGNORED; 1749503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (mAppOps != null) { 1750503e1fdcd12d2448807d408f00a361bff0857cabjiabin mode = mAppOps.checkAudioOperation(AppOpsManager.OP_PLAY_AUDIO, 1751503e1fdcd12d2448807d408f00a361bff0857cabjiabin AudioAttributes.USAGE_ASSISTANCE_SONIFICATION, 1752503e1fdcd12d2448807d408f00a361bff0857cabjiabin Process.myUid(), ActivityThread.currentPackageName()); 1753503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1754503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = mode == AppOpsManager.MODE_ALLOWED; 1755503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (RemoteException e) { 1756503e1fdcd12d2448807d408f00a361bff0857cabjiabin Log.e(TAG, "AppOpsService check audio operation failed"); 1757503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = false; 1758503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1759503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (oldHasAppOpsPlayAudio != mHasAppOpsPlayAudio) { 1760503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (!mHasAppOpsPlayAudio) { 1761e059e45b053454deb1044123a5a65ba725fb952cjiabin IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 1762e059e45b053454deb1044123a5a65ba725fb952cjiabin IAudioService audioService = IAudioService.Stub.asInterface(b); 1763e059e45b053454deb1044123a5a65ba725fb952cjiabin try { 1764e059e45b053454deb1044123a5a65ba725fb952cjiabin if (audioService.isCameraSoundForced()) { 1765e059e45b053454deb1044123a5a65ba725fb952cjiabin return; 1766e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1767e059e45b053454deb1044123a5a65ba725fb952cjiabin } catch (RemoteException e) { 1768e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.e(TAG, "Audio service is unavailable for queries"); 1769e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1770503e1fdcd12d2448807d408f00a361bff0857cabjiabin _enableShutterSound(false); 1771503e1fdcd12d2448807d408f00a361bff0857cabjiabin } else { 1772e059e45b053454deb1044123a5a65ba725fb952cjiabin enableShutterSound(mShutterSoundEnabledFromApp); 1773503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1774503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1775503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1776503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1777503e1fdcd12d2448807d408f00a361bff0857cabjiabin 177869fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1779bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1780bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1781bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1782bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1783b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1784b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1785b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1786e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1787b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 17883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1789e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1790e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1791bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 179236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 179336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 17943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 179536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 179636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1797e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1798e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 17993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1800e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1801e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1802e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 18033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 180436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 18058cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 18063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 18078cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1808e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 18093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1810e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 18113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1812e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 18139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 18154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 18164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1817b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1818b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1820b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 18214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 18224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 18234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 18244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 18254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 182653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1827464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 18284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1829f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 18304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1833c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 18344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 18354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 18364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1837c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 18384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 18394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 18404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 18414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 18424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1845c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 18464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 18474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 18484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 18494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1850c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 18514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 18524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 18538c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 18544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 18558c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 18568c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 18578c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 18588c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 18598c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 18608c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 18618c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 18628c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 18638c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 18648c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 18658c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 18668c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 18678c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 18684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1869c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 18704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 18714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 18724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 18734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1874c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 18754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1876c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 18774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 18784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 18794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1880c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 18814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 18824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1885c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 18864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1887464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 18884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 18894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 18904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 18914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 18924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 18954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 18964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1898464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 189953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1900464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1901464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 19024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1903464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1904b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1905b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 19064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1907b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1908f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1909c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1910c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1911c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1912bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1913bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1914bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 19154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 19164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 19174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1918c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1919c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 19208c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 19218c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 19228c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 19238c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1924f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1925f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1926f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 19278c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 19288c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 19298c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 19308c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 19318c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 19328c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 19338c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 19348c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 19358c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 19368c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 19378c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 19388c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 19398c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 19408c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 19418c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 19428c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 19438c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 19448c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 19454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1946464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 19474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1948bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 19494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 19504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 19518df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 19528df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 19538df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 19548df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 19558df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 19568df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 19578df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 19588df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 19594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1960464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 19614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1962bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1963d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1964d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1965d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1966d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1967d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1968d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1969d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1970d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1971d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1972d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1973d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1974d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1975d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1976d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1977d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1978d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1979d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1980d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1981d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1982d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1983d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1984d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1985d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1986d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1987d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1988d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1989d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1990d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1991d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1992d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1993d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1994d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1995d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1996d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1997d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1998d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1999d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 20004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 20014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2002bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 2003bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 2004bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 2005bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 20069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 2007bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 2008bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 2009e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * Camera was disconnected due to use by higher priority user. 2010e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * @see Camera.ErrorCallback 2011e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk */ 2012e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk public static final int CAMERA_ERROR_EVICTED = 2; 2013e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk 2014e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk /** 2015a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * Camera was disconnected due to device policy change or client 2016a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * application going to background. 2017a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * @see Camera.ErrorCallback 2018a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * 2019a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * @hide 2020a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh */ 2021a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh public static final int CAMERA_ERROR_DISABLED = 3; 2022a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh 2023a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh /** 2024bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 2025bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 2026bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 2027bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 20289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 20299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2031bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 2032bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 2033bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 2034b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2035b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2036b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 20379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2038b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 20399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 20409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 20419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 20439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 20449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 20459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 20469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 20479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 20489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 20499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 20519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 20529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 2055bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 20569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 20589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 20599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 20609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2062a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh /** 2063a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * Registers a callback to be invoked when an error occurs. 2064a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * The detailed error callback may contain error code that 2065a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * gives more detailed information about the error. 2066a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * 2067a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * When a detailed callback is set, the callback set via 2068a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * #setErrorCallback(ErrorCallback) will stop receiving 2069a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * onError call. 2070a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * 2071a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * @param cb The callback to run 2072a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * 2073a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh * @hide 2074a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh */ 2075a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh public final void setDetailedErrorCallback(ErrorCallback cb) 2076a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh { 2077a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh mDetailedErrorCallback = cb; 2078a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh } 2079a07cd3268486746d61f8028c4388d750c77c227aYin-Chia Yeh 20809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 20819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 20829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2084bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 20859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 208799a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 2088bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 20899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 20917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 20927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 20937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 20947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 20957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 20967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 20977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 20987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 20997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 21007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 21017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 21029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 21039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 2107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 2108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 2109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 211006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if reading parameters fails; usually this would 211106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 211206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 2113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 21149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 21169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 21179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 21189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 21199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 21209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21231c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 21241c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 2125f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 21261c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 21271c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 21281c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 21291c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 21301c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 21311c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 21321c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 21331c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 21341c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 2135df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 2136df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2137df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 2138df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 2139df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2140df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 2141df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2142df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2143df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 2144df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 2145df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 2146df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2147df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2148df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 2149df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 2150df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 2151df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2152df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 2153df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2154df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2155df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 2156bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 2157b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2158b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 21599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2160b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 21619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 21629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 21649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 21669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 21679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 21699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 21709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 21719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21724c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 21734c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 21744c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 21754c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 21764c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 21774c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 21784c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 21794c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 21804c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 21814c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 21824c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 21834c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21844c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 21854c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 21864c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21874c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 21884c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 21894c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 21904c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 21929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 21939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 21949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 21959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 21969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 219832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 219932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 220032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 220132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 220232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 220332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 220432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 220532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 220632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 220732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 220832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 220932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 221032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 221132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 221232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 221332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 221432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 221532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 221632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 221732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 221832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 221932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 2220bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2221bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 2222bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2223bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 2224bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 2225bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2226bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 2227b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2228b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2229b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 223030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 2231b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 223230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 223330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 223430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 223530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 223632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 223732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 223830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 223930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 224030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 224130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 224230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 224330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 224430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 224530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 224630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 224730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 224830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 224930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 225030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 225130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 225230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 225330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 225430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 225530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 225630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 225730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 225830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 225930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 226030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 226130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 226230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 226330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2264bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 226532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 226632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 226732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 226832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 226932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2270bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2271bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2272bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2273bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 227430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 227530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2276bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 227732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 227832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 227932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 228032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 228132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2282bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2283bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2284bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2285bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 228630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2287bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 228830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 228930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2290bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 22919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2293bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2294bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2295bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2296bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 22979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 22999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 23009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2301bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2302bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2303bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2304bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2305b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2306b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2307b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 23089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2309b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 23109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 23119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 23129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 23139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 23149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2315454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 23169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 23179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 23184c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 23199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 23209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 23219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 23229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 23239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 23249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 23259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 23269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 23279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2328055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 23299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 23309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 23319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 23329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 233436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 233530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 233630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 23376c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 23386c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 23396c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2340ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 234124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 234224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 234324b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 23443773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 23453773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2346d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2347d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2348e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2349e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 23508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 23518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 23528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 23538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 23548cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2355e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2356dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2357dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2358dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 23594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 23604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 236125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 236298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2363037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2364037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2365e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 23669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 23679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 23689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 23703773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 23718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 23729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 23739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 23749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 23759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 23769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 23789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 23799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 23809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 23819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 23839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 23849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 23859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 23869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 23879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 23889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 23899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 23909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 23919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 23929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 23949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 23959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 23969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 23979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 23989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 24009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 24029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 240436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 24059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2406068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2407068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 24089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 241036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 24119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2412068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2413068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 24149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 241636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 24179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 24199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 242136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 242236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2423068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2424068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 242536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2426068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 24279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 242800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 242900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 243000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 243200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 243300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 243400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 243500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 243600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 243800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 243900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 244000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 244100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 244300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 244400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 244500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 244600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 244800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 244900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 245000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 245100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 245300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 245400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 245500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 245600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 245800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 245900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 246000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 246100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 246300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 246400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 246500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 246600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 246800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 246900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 247000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 247100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 247300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 247400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 247500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 247600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 247800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 247900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 248000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 248100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 248300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 248400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 248500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 248600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 248800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 248900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 249000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 249100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 249200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 249400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 249500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 249600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 249700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 249900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 250000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 250100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 250200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 25039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 25049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2505c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2506c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2507c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2508c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2509c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2510c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 251136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2512da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2513da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2514da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2515da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2516da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2517da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2518da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2519da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2520f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2521f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 252236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 252336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 252436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 252536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 252636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 252736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 252836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 252936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2530f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2531f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2532f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2533f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2534f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2535f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 253636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 253736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 253836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 253936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 254036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 254136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 254236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 254336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 254436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 254536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2546c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2547c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2548c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2549c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2550c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2551c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2552c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2553699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2554d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2555b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2556b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2557b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2558b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2559b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 256053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 256153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 256253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 256353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 256453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 256553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 256653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 256753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 256853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 256953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 257053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 257153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2572d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2573d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2574699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2575b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2576b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2577b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2578b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 257953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 258053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 25810f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 25820f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 25830f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 25840f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 25850f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 25860f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 25870f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 25880f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 25890f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 25900f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 25910f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 25920f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2593b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2594b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2595b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2596b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2597b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2598e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2599e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2600e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2601e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2602e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2603e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2604e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2605e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2606e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2607e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2608e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2609e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2610e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2611e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2612e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2613e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2614e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2615e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2616e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2617ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2618454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2619454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2620454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2621454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2622454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2623454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2624454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2625454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2626454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2627454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2628454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2629454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2630454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 26319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 26329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 26339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2634eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 263510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 26369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 26379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 263870fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 26399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26407d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 26417d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 26427d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 26437d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 26447d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 26457d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 26467d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 26477d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 26487d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 26497d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 26507d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 26519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 26537d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 26549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2657df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2658df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2659df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2660df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2661df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2662df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2663df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2664df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2665df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2666df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2667df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2668df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2669df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2670df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2671df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2672df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2673df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2674df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2675d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2676d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2677d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2678d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2679d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2680d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2681d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2682d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2683d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2684d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2685d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2686d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2687d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2688df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 26899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 26909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 26919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 26929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2693a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 26949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 26959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 26969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 26979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 26989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 27039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 27049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 27059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 27079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 27089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 27100a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 27119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 27129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 27139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 27149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 27159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 27169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 27189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 27199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 27209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 27249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 27259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 27269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 27289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 27299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 27319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 27329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27330a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 27340a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 27350a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 27369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 27379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 27389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 27399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 27419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 27429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 27439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 27479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 27489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 27529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 27559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2757cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2758cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 27599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 27609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2761cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2762cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 27639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 27649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27667d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 27679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 27719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 27749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 27767d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 27777d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 27787d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 27797d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 27807d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 27817d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 27827d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 27837d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 27847d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 27857d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 27867d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 27877d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 27889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2790e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2791f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2792f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2793f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2794f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2795f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2796f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2797f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2798f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2799f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2800f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2801f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2802f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2803f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2804f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2805f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2806f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2807f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2808f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2809f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2810f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2811f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2812e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2813e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2814e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 28159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 28179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 28199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 28209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 28229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 28239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 28279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 28299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 28309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 28329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 28339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 283626274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 283726274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 283826274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 28399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2840c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2841c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2842c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2843c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2844c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2845c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2846c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2847c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2848c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2849c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2850c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 28519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 28529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2853c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2854c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2855c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2856c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 28579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 28599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 28609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 28619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 28659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2866dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 28679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 28689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 28709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 28719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 28729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 28769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 28789c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 28799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 28819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 28829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 28839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 288632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 288732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2888dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 288932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2890dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2891dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2892dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2893dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 289432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2895dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2896dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2897dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2898dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2899dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2900dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2901dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2902dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2903dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2904dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2905dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2906dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2907dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2908dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2909dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2910dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2911dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2912dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2913dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2914dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2915dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2916dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2917dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2918dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2919dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2920dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2921dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2922dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2923dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2924dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2925dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 292632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 29274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 292832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 29299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 293032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 293132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2932c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 29349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2935c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 29369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 29389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 29399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 29409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 29449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 29469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 29479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 29499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 29509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 29519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 29554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 29563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 29574c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 29584c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 29594c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 29604c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 29614c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 29624c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 29634c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 29644c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 29654c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 29669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 29679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 29699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 29709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 29729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 29739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 29779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 29799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 29819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 29829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 29869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 29889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 29899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 29919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 29929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 29969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 29989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 30009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 30019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3004a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 3005a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 30069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 30085f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 30099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30105f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 30119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 30129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 30139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3016a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 3017a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 3018a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 30199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 30215f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 30229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30235f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 30249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 30259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 30269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 30309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 30323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 30335f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 30349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30355f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 30369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 30379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 30389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 30399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30424a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 30431620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 3044454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 3045454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 3046454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3047454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 3048454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 3049454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 3050454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 3051454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 3052454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3053454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 3054454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 3055454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3056454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3057454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 3058454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 3059454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 3060454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3061454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 3062454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 3063454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 3064454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 3065454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3066454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 3067454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 3068454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 30695f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 3070454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3071454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 3072454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3073454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3074454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 3075454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 3076454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 3077454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 3078454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 3079454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 3080454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 3081454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 3082454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3083454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 3084454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 3085454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 3086454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 3087454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 3088454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 3089454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 3090454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3091454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 3092454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 3093454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 3094454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3095454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3096454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 30977478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 3098da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 3099a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 3100df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 31017478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 3102951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 3103951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 3104951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3105951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 3106951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 3107951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 3108951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 3109951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3110951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 3111951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 3112951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 3113951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 3114951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 3115951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 3116951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 3117951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 3118951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 3119951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 3120951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 312171fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * <pre>{@code 3122951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 3123951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 3124951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 3125951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 3126951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 3127951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 3128951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 312971fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * size = ySize + uvSize * 2; 3130951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 313171fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller *</pre> 3132951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3133951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 3134951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 3135951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 3136951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 3137951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3138a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 3139951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 31409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 31429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 31439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 31449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 31459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 31469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 31499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 31539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 31547478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 31553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 31563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3157951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 31589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 31609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 31619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3164f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 3165f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 3166f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 31679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 31693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 31703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3171951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 31729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 31749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 3175eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 3176eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 3177eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 3178a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 3179eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 3180eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 3181eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 31829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 318532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 31869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 318732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 318832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 3189c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 31909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 31919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 3192c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 3193c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 31949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 31969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 31979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 31989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 32029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 32049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 32059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 32079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 32089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 32099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 32139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 32153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 32169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 32189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 32199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 32209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 32249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 3226a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 3227a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 3228a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 3229a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 32309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 32329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 32339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 32349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 32359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 32369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 32399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 32439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 32453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 32469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 32489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 32499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 32539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 32553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 32563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 32579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 32599c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 32609c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 32619c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 32629c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3263a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 32649c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 32659c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 32669c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 32679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 32709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3271a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3272a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3273a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 327410a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3275a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3276a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3277a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 32789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 32829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3283a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 32849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3286a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 32879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3289a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 32909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3291eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3292a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3293eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 329410a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 329510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 329610a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3298a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 32999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3301a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 33029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3303a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 33049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33078969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 33088969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 33098969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 33108969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 33118969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3312a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3313a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3314a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3315a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3316a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3317a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3318a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3319a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3320a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3321a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3322a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3323a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3324a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3325a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3326a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3327a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3328a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3329a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 33302fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 33312fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 33322fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 33332fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 33342fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 33352fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 333669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 33372fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3338e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 33399a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 33402fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 33412fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 33422fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 33432fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 33442fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 33452fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 33462fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 33472fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 33482fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 33492fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 33502fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 33512fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 33522fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3353e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 33542fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 33552fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 33562fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 33572fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 33589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 33602fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 33669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 33679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 33689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 33699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 33799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 33809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 33849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 33859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 33879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 33949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 33969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 33989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 33999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 34039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 34059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 34069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 34089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 34099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3412d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes 3413d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * long, in the JPEG EXIF header. 3414055c986ab841f8f758398841730f1e90313b132aRay Chen * 3415055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3416055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3417055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3418055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3419055c986ab841f8f758398841730f1e90313b132aRay Chen } 3420055c986ab841f8f758398841730f1e90313b132aRay Chen 3421055c986ab841f8f758398841730f1e90313b132aRay Chen /** 34229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 34239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 34249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 34289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 34299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3430055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 34319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 34359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 34373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 34383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 34393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 34403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 34413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 34423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 34433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 34443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 34453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 34463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 34479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 34499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 34509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 345316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3454b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3455b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 34569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 34583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3459037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 34609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3462b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3463b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 34649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 346516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 34669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 34709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 34723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 34733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 34749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 34769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 34779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 34829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 34849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 34853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 34863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 34873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 34883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 34893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 34903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 34913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 34923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 34933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 34949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 34969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 34979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 35019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 35033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 35049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 35069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 35079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 35119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 35139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 35143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 35159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 35179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 35189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 35199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 35249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 35263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 35273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 35283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 35293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 35303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 35319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 35339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 35349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 35389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 35403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 35419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 35439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 35449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 35489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 35503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 35513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 35529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 35549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 35559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 35569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 35609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 35629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 35633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 35643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 35653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 35663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 35673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 35683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 35693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 35703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 35713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 35723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 35733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 35743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 35753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 35763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 35773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3578da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 35799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 35819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 35829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3585c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3586c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3587c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3588c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3589c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 35902988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 35912988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 35929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 35943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 35959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 35979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 35989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 36009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 36019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 36029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 36033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 36043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 36053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 36069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 36079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 36089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 36099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 36109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 36129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 36139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 36149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 36153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 36163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 36173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 36183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 36193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 36203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 36213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 36229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 36239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 36249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 36259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 36279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 36289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 36299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 36303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 36313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 36329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 36339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 36349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 36359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 36379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 36389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 36399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 36403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 36413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 36423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 36439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 36449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 36459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 36469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 36479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 364936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 365036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 365136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3652699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3653699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3654699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3655699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 36563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 36573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 36583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 36593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3660f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3661d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 366236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 366336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 366436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 366536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 366636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 366736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 366836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 366936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 36703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 36713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 367236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 367336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 367436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 367536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 367636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 367736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 367836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 367936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 36803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 36813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 36823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 368336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 368436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 368536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 368636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 368736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 368836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 368936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 36906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 36916c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3692bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * @return the focal length. Returns -1.0 when the device 3693bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * doesn't report focal length information. 36946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 36956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 36966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 36976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 36986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 36996c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 37006c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 37016c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3702564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return horizontal angle of view. Returns -1.0 when the device 3703564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 37046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 37056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 37066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 37076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 37086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 37096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 37106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 37116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3712564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return vertical angle of view. Returns -1.0 when the device 3713564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 37146c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 37156c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 37166c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 37176c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 37186c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 37196c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 372024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3721ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 372224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 372324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 372424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 372524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3726ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3727ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 372824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3729ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3730ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3731ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 373224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3733ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 37340402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 37350402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 373624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 373724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 373824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 373924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3740ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3741ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3742ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3743ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3744ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3745ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 374624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3747ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 374824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 374924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 375024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 375124b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 375224b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 375324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 375424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 375524b326a8978bf78e3e560723dde221792784325bWu-cheng Li 375624b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 375724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 375824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 375924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 376024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 376124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3762ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 376324b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 376424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 376524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 376624b326a8978bf78e3e560723dde221792784325bWu-cheng Li 376724b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 376824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 376924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 377024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 377124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 377224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 377324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 377424b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 377524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 377624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3777ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3778ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3779ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3780d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3781d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 37823773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3783d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3784d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3785d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3786d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3787d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3788d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3789d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3790d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3791d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3792b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3793b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3794d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3795b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3796b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3797b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3798d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3799d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 38003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 38013773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 38023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3803d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3804d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 38053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 38073773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 38083773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 38093773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3810d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 38113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 38123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 38133773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 38143773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 38153773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 38163773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 38173773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 38183773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 38193773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 38203773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3822b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 38233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 38253773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38263773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 38273773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 38283773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 38293773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 38303773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 38313773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 38323773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 38333773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 38343773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 38353773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 38363773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38373773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 38383773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 38393773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38403773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 38413773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 38423773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 38433773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 38443773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 38453773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 38463773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3847d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3848d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3849d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3850d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3851d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3852d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3853d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3854d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3855d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3856d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3857d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3858d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3859d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3860b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3861b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3862d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 386316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 386416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 386516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3866b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3867b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3868b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3869b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3870b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3871b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3872b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3873b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3874d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3875d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3876d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3877d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3878d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3879d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 388016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3881d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3882d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3883d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3884d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3885d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3886d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3887d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3888d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3889d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3890d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3891d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3892d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3893d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3894b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3895d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3896d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3897d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3898d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3899d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3900d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3901d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3902d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3903d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3904d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3905d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3906d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3907d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3908d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3909d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3910d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3911d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3912d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3913d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3914d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3915d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3916d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3917d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3918d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 391936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 39208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 39218cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 392236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 392336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 39248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 392536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 392636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 39278cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 392836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 392936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 393036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 39318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 39328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 39338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 39348cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 39358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 39368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 393736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 393836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 393936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 394036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 39418cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 394236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 394336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 394436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 394536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 394636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 394736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 394836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 394936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 395036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 39518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 39528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 395336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 395436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 395536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 395636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 395736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 39588cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 39598cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 39608cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 396136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 396236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 396336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 396436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 39658cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 396636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 396736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 396836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 39698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 39708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 397136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 39728cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 39738cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 39748cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 39758cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 39768cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 397736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 39788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 39798cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 398036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 398136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 398236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 398336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 398436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 398536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 398636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 398736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 398836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 39898cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 39908cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 399136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 399236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3993e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 399432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3995e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 399632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3997e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 399832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3999e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 4000e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 4001e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 4002d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 400332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 4004699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 400532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 4006699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 4007699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 4008699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 400932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 4010e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 401132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 4012185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 401332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 4014e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 4015e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 4016e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 4017e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 4018185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 4019185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 4020185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 4021e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 4022e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 4023e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 4024e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 4025f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 4026e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4027454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 4028e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4029e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 403030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 403130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 40327b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 40337b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 403430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 403530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 403630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 403730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 403830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 403930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 404030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 404130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 404230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 404332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 404432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 404530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 404632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 40477b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 404832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 404930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 405032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 405130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 405230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 405330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 405430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 4055bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 405632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 405730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 405832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 40594e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 40604e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 40614e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 40624e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 406332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 406430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 406532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 406632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 406732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 406832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 406932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 407030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 407132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 407230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 407330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 407430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 407532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 407630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 407732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 407853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 407953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 408053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 408130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 408230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 408330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 408430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 4085f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 408630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 408730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 408830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 408930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 409030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 40917b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 409230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 409330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 4094e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 4095e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 4096e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4097e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4098e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 4099e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 41007b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 41017b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 4102e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 4103e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 4104e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 4105e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4106e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 4107e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 4108e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4109e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4110e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 411132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 411232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 4113e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 411432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 41157b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 41167b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 411732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 4118e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 411932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 4120e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 4121e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 4122e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 4123e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 4124bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 412532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 4126e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 412732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 41284e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 41294e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 41304e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 413132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 4132e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 413332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 413432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 413532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 413632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 413732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 4138e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 413932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 4140e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 4141e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 4142e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 414332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 4144e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 414532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 414632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 4147e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 4148e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 4149e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4150e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 4151d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 4152e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4153e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4154e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 4155e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 4156e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 4157e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 41587b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 4159e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 4160e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4161e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 4162e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 416330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 416430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 41654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 41664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 41674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 41684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 41694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 41704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 41714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 4172464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 41734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 4174c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 4175c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 41764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 41774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 417825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 41799c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 41809c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 41819c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 41829c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 41839c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 41849c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 41859c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 41869c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 41879c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 41889c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 41899c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 41909c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 41919c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 41929c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 41939c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 419425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 419525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 419625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 419725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 419825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 419925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 420098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 42011cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 420298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 42031cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 42041cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 42051cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 42061cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 42071cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 42081cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 42091cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 42101cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 42111cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 42121cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 42131cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 42141cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 42151cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 421698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 42171cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 421898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 42191cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 42201cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 42211cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 42221cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 42231cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 422498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 422598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 422698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 422798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 422898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 422998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 423098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 423198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 4232037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4233037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 4234037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 4235037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 4236037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4237037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 4238037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 4239037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 4240037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 4241037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 4242037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4243037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 4244037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 4245037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 4246037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4247037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 4248037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4249037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4250037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4251037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4252037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4253037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4254037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4255037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4256037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4257037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4258037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4259037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4260037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4261037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4262037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4263037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4264037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4265037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4266037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4267037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4268037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4269037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4270037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4271037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4272037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4273037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4274037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4275037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4276037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4277037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4278037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4279037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4280037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4281037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 42829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 42839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 42849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 42859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 42869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42870a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42880a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 42899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 42900a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42910a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 42929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 42949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 42979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 42989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 42999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 43009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43010a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 43020a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 43039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 43040a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 43050a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 43069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 43089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 43099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4311454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4312454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4313454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 43140a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 43150a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4316454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 43170a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 43180a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4319454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4320454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4321454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4322e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4323454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4324454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4325e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 43260a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 43270a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4328454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 43290a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 43300a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4331e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4332e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4333e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 433424b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 433524b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 433624b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 433724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 433824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 433924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 434024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 434124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 434224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 434324b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 434424b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 434524b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 434624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 434724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 434824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 434924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 435024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 435124b326a8978bf78e3e560723dde221792784325bWu-cheng Li 43529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 43539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 43549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 43559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 43569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43570a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 43580a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 43599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 43600a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 43610a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 43629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 43639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 43659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 43669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 43699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 43709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 43719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 43729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 43749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 43759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 43769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 43779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 43789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 43799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 43819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 43829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4383454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4384454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4385454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4386454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4387454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4388454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4389454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4390454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4391454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4392454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4393454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4394454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4395454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4396454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4397454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4398454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4399454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4400454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4401454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4402454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4403454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4404454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4405454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4406454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4407454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 440830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 440930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 441030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4411f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 441230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 441330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 441430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 441530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 441630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 441730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 441830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 441930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 442030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 442130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 442230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 442330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 442430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 442530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 442630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 442730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 442830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 442930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 443030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 443130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4432f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4433f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4434bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4435f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4436f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4437f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4438f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4439f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4440f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4441f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 444230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 444330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4444b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4445b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4446b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4447b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4448b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4449b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 44509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 44519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4452