Camera.java revision e7d3cd0a761c8a742858d8213d75b3313b21d054
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; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 18194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 183a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 185503e1fdcd12d2448807d408f00a361bff0857cabjiabin private final Object mShutterSoundLock = new Object(); 186503e1fdcd12d2448807d408f00a361bff0857cabjiabin // for AppOps 187503e1fdcd12d2448807d408f00a361bff0857cabjiabin private @Nullable IAppOpsService mAppOps; 188503e1fdcd12d2448807d408f00a361bff0857cabjiabin private IAppOpsCallback mAppOpsCallback; 189503e1fdcd12d2448807d408f00a361bff0857cabjiabin @GuardedBy("mShutterSoundLock") 190503e1fdcd12d2448807d408f00a361bff0857cabjiabin private boolean mHasAppOpsPlayAudio = true; 191503e1fdcd12d2448807d408f00a361bff0857cabjiabin @GuardedBy("mShutterSoundLock") 192503e1fdcd12d2448807d408f00a361bff0857cabjiabin private boolean mShutterSoundEnabledFromApp = true; 193503e1fdcd12d2448807d408f00a361bff0857cabjiabin 194feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 195feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 2005da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2015da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2025da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2035da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2045da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2055da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2065da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2075da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 208c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a picture 2095da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2105da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 21110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 21210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 21310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 21410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 21510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 21610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 21710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 21810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 2195da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2205da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2215da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2225da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2235da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2245da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2255da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2265da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 227c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a video 2285da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2295da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 23010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 23110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 23210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 23310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 23410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2354c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2364c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2374c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2384c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2394c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2404c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2414c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2424c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 243a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2444c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2454c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2464c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2474c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2484c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 249a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2504c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 253c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 256c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 258c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 261341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 262564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * The return value of this method might change dynamically if the device 263564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * supports external cameras and an external camera is connected or 264564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * disconnected. 26506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 266e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * If there is a 267e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * {@link android.hardware.camera2.CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_LOGICAL_MULTI_CAMERA 268e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * logical multi-camera} in the system, to maintain app backward compatibility, this method will 269e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * only expose one camera for every logical camera and underlying physical cameras group. 270e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * Use camera2 API to see all cameras. 271e7d3cd0a761c8a742858d8213d75b3313b21d054Shuzhen Wang * 27206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return total number of accessible camera devices, or 0 if there are no 27306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * cameras or an error was encountered enumerating them. 274e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 275e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 276e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 277e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 278341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 279b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 28006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 28106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if an invalid ID is provided, or if there is an 28206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * error retrieving the information (generally due to a hardware or other 28306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * low-level failure). 284b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2854f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2864f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2874f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2884f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2894f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2904f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2914f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2924f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2934f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2944f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2954f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2964f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2974f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2984f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2994f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 300b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 301b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 302b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 303b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 304b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 305b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 306b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 307b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 308b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 3097836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 3107836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 3117836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 312b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 3137836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 3147836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 3157836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 3167836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 317b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 318b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 319b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 320464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 321b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 322b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3237836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 324b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 325b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 32632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 327b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 32832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 329b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 33032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 3312fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 3322fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 3332fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 3342fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 33532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 336b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 337b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 33869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 33969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 34069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 34169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 342b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3437836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 344f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 345f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 346f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 347f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 348f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 349f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 350f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 351f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 352f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 353f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 354f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 355f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 356f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 357f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 358f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 359b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 360b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 361b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 362a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 363a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 364a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 365a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 368bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 369341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 370341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 371bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 374bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 376bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 377bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 378bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 379bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 380bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 381bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 382341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 383a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 384bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 385a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 386a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 387a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 388facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 389e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 390e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3917bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 392e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 393e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 394e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 395a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 396a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 39706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * null. Otherwise acts like the {@link #open(int)} call. 39806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 39906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return a new Camera object for the first back-facing camera, or null if there is no 40006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * backfacing camera 4017836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 404a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 405a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 406a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 407a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 408a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 4097bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 410a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 411a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 412a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4154c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4164c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 4174c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 4184c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 4194c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 4204c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4214c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 4224c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 4234c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4244c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 4254c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 4264c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4274c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 4284c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 4294c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 4304c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 4314c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 4324c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 4334c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 4344c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 4354c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 4364c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4374c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4384c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 439a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 4404c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 441a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 442a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 443a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4444c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 4454c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 4464c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 447a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4484c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 449a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 4504c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4514c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4524c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4534c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 454a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 455a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 456a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 457a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4584c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4594c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4604c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4614c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4624c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4634c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4644c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4654c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4664c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4684c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 469a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4704c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4718ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4728ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4738ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4748ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 4758ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENOSYS) { 4768ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because some methods" 4778ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " are not implemented"); 4788ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EOPNOTSUPP) { 4798ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the hal" 4808ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " version is not supported by this device"); 4818ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EINVAL) { 4828ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the input" 4838ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " arugments are invalid"); 4848ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EBUSY) { 4858ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the camera" 4868ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " device was already opened"); 4878ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EUSERS) { 4888ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the max" 4898ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " number of camera devices were already opened"); 4904c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4918ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 4928ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 4934c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4944c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4954c913801141163362dd5bb7c9784c83f69c11054Zhijun He 496a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4974c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4984c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 4994c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 5004c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 5014c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 5024c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 5034c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 5044c913801141163362dd5bb7c9784c83f69c11054Zhijun He 5054c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 5064c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 5074c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 5084c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 5094c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 5104c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 5114c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 5124c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 5134c913801141163362dd5bb7c9784c83f69c11054Zhijun He 514fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, 515fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav ActivityThread.currentOpPackageName()); 5164c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 5174c913801141163362dd5bb7c9784c83f69c11054Zhijun He 518a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 519a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 520a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 521a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 522a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 523a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 524a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 525a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 526a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 527a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 528a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 529a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 530a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 531a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 532a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 533a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 534a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 535a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 536a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 537a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 538a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 539a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 540a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 5417bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 542a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 543feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 5448ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 5458ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 5468ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 5478ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 548feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 5498ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 5508ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 551feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 552503e1fdcd12d2448807d408f00a361bff0857cabjiabin initAppOps(); 553feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 554feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 555feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 556feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 557feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 558feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 559feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 560feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 561feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 562feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 563feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 564feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 565feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 566feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 567feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5701c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5711c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5721c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5731c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 574503e1fdcd12d2448807d408f00a361bff0857cabjiabin initAppOps(); 575503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 576503e1fdcd12d2448807d408f00a361bff0857cabjiabin 577503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void initAppOps() { 578503e1fdcd12d2448807d408f00a361bff0857cabjiabin IBinder b = ServiceManager.getService(Context.APP_OPS_SERVICE); 579503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps = IAppOpsService.Stub.asInterface(b); 580503e1fdcd12d2448807d408f00a361bff0857cabjiabin // initialize mHasAppOpsPlayAudio 581503e1fdcd12d2448807d408f00a361bff0857cabjiabin updateAppOpsPlayAudio(); 582503e1fdcd12d2448807d408f00a361bff0857cabjiabin // register a callback to monitor whether the OP_PLAY_AUDIO is still allowed 583503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOpsCallback = new IAppOpsCallbackWrapper(this); 584503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 585503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps.startWatchingMode(AppOpsManager.OP_PLAY_AUDIO, 586503e1fdcd12d2448807d408f00a361bff0857cabjiabin ActivityThread.currentPackageName(), mAppOpsCallback); 587503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (RemoteException e) { 588503e1fdcd12d2448807d408f00a361bff0857cabjiabin Log.e(TAG, "Error registering appOps callback", e); 589503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = false; 590503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 591503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 592503e1fdcd12d2448807d408f00a361bff0857cabjiabin 593503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void releaseAppOps() { 594503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 595503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (mAppOps != null) { 596503e1fdcd12d2448807d408f00a361bff0857cabjiabin mAppOps.stopWatchingMode(mAppOpsCallback); 597503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 598503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (Exception e) { 599503e1fdcd12d2448807d408f00a361bff0857cabjiabin // nothing to do here, the object is supposed to be released anyway 600503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 6011c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 6021c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 603a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 6049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 605e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6084c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 609788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 610788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 6129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 6214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 622503e1fdcd12d2448807d408f00a361bff0857cabjiabin releaseAppOps(); 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 626bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 627bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 628bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 629bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 630bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 631bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 632bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 633bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 63442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 63542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 637bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 639bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 641bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 6429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 644bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 645bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 646bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 64853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 64942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 65042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 65142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 65242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 653bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 654bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 655bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 656bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 658ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 6599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 661bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 662bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 663bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 664bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 665bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 66753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 66842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 66942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 67042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 671bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 672bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 673bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 674bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 675bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 67606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 67706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 679bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 682bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 683fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 684fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 685fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 686fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 688bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 689bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 690bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 691bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 692bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 693bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 694bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 695bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 696bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 697bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 698bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 699bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 700bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 7019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 702bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 703bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 704bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 705bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 70606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 70706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 710b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 711feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 712b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 713feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 714b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 717feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 718feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 719feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 720feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 723fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 724fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 725fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 726fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 727fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 728fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 729fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 730fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 731fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 732fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 733fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 734fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 735fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 736fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 73732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 738e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 739e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 740e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 741e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 742e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 743108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 744108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 745108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 746108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 747108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 748108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 749108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 750fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 751fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 752fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 753fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 754fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 75506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 75606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 757fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 758dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 759fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 760fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 761bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 762bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 763bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 764bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 765bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 766bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 767bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 768b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 769b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 770b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 772b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 776bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 777341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 779951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 780951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 781951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 782951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 783951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 784bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 785a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 786df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 787da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 790bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 796bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 797c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 798c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 799c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 800bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 801bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 802bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 803bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 804bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 805bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 80606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 80706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting preview fails; usually this would be 80806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 80906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 8129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 814bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 815bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 81606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 81706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if stopping preview fails; usually this would be 81806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 81906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 8224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 8234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 824664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 825664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 826664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 827664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 828664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 829f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 830f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 831f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 8329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 8334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 8344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 8354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 8369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 8449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 846108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 847bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 848bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 849108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 850108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 851108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 852108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 853108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 854108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 856bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 857bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 85806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 85906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 860108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 86594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 869a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 870a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 87194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 875108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 876108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 877108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 878108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 879108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 880108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 881108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 882108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 884bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 885bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 88606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 88706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 888108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 89194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 89294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 89394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 89794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 89894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 89994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 90094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 90194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 90294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 903108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 904108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 905bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 906108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 907108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 90894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 909bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 910bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 911bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 912108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 91394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 914108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 915bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 916108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 917108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 918108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 919108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 920108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 921108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 92294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 923bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 924bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 92506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 92606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 927bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 928108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 92994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 93094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 93194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 93294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 93394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 9347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 9357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 9367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 93794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 94094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 9413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 9423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 943bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 944bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 945bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 946bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 947bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 948c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 949951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 950951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 951951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 952951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 953951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 954951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 955951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 956951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 957951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 958951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 959951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 96094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 961bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 962e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 963bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 964bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 965e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 966e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 967e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 96894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 969951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 970951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 9715b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 97294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 973e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 974e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 975e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 976e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 977e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 978e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 979e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 980e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 981e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 982e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 983e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 984e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 985e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 986e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 987e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 988e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 989e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 990e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 991e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 992e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 993e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 994e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 995e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 996e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 997e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 998e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 999e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 100032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 100132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 100232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 100332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 100432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 100532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 1006e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1007e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 1008e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 1009e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 1010e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1011e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 1012e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 1013e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 1014e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 1015e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 1016e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 1017e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 1018e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 1019e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1020e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1021e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 1022e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 1023e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 1024e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 1025e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 1026e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 1027e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 1028e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1029e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1030e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 1031e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1032e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1033e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 1034e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 10667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 10677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 10687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 10697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 10707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 10717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 10727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 10737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 10747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 10767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 10777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 10797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 10827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 10837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 10847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 10857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 10867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 10877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 10897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 10907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 10917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 10927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 10937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 10947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 10957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 10977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 10997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 11007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 11017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 11037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 11047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 11067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 11077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 11087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 11097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 11107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 11117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 11127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 11147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 11157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 11167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 11177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 11187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 11197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 11207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 11217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 11227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 11237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 11247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 11257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 11267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 11277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 11287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 11297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 11307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 11317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 11327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 11337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 11347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 11357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 11377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 11387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 11397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 11407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 11417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 11427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 11437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 11457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 11467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 11487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 11507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 11517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 11537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 11557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 11567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 11577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 11587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 11607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 11637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1166a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1176c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1181c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1182c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1183e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 11849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1185e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1188c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1189e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1191e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1194c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1195ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1196ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 11979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1198a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1199a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1200a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 12019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 120294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1203a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1204a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1205a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 120694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1208ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1212e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1213e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1214e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1215e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1216e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1217e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1218c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1219f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1220f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1221f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1222f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1223f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1224f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1225f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1226e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1227e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1228e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1229e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 12303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 12313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1232e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 12339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1235bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 12364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1237f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 12384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 12404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1241c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1243e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 1245e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12489d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 12499d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 12509d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 12519d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 12529d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 12539d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1275bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1276bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 12777478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 12787478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1279df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1280df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 12817478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1282df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1283df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1284bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1285bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1286b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1287b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1289b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 129369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 129469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 129569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 129669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 12979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1298b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1299b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 130083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 130383d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 130483d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 130753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1310bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1311bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1312bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1313bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1314bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1315bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1316bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1317bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 131836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1320da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 13217478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 13227478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1323df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1324df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1326068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1327068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 13297478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 133053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1331b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1332b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1333b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 133483d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 133553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 133653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 133753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 133853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 133953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 134053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1341108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1342108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1343108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1344108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 13459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 134606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting autofocus fails; usually this would 134706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 134806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1349bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 135083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 135183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1352108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1356f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1357248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1358248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1359f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1364bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1365bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1367244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1368bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 136906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if canceling autofocus fails; usually this would 137006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 137106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1373244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1374244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1375244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1376f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1377248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1378248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1379f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1380f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1381f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1382f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1383f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1384f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1385f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1386f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1387f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1388f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1389f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1390f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1391f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1392f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1393f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1394f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1395f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1396244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1397244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1398244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1399244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 14009d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 14019d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14026574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 14036574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 14046574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 14056574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1406b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1407b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1408b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14099d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1410b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14119d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 14129d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 14139d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 14149d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 14159d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14169d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 14176574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 14189d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 14199d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 14209d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 14219d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14229d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 14239d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 14249d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 14259d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 142606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if enabling the focus move callback fails; 142706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * usually this would be because of a hardware or other low-level error, 142806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * or because release() has been called on this Camera instance. 14299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 14309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 14319d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 14329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 14339d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 14349d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14359d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 14369d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 14379d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1438bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1439bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1440bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1441b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1442b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1443b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1445b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1451bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1452bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 14549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 14569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1460bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1461bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1462b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1463b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1464b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1466b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1469bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1470bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1471bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 14729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 14749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 14779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 148006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * Equivalent to <pre>takePicture(Shutter, raw, null, jpeg)</pre>. 14819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1482bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 14839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 14859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1486e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1487e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1488e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1489e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1490e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 14919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 14929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 14939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 14949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 14959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1496e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1497e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 14989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 14999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 15009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 15019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 15029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1503e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1504bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1505bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1506bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 150742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 150842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 150942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 151040057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1511bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1512bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 151340057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1514bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1515bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1516e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1517bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 151806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting picture capture fails; usually this 151906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * would be because of a hardware or other low-level error, or because 152006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1521e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1522e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1523e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 15249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 15259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1526e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 15279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1528e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1529e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1530e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1531e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1532e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1533e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1534e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1535e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1536e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1537e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1538e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1539e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1540e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1541e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1542e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1543e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1544e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1545e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 15469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1548e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1549bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 15503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 15513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1552bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1554bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1555bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1556bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1557bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1558bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1559bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1560bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 156136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 156236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 156336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 15640ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 15650ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 156736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 156836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 156936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 157036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1571bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 15723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 15733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 15748cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 15750ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 15760ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 157736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 157836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 157936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 158036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 15812fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 15822fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 15832fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1584b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1585b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1586b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1587d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 158869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 15892fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 15902fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1591d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 159269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 159369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1594b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1595724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1596724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1597724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1598724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1599724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1600724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1601724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1602724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1603724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1604724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1605724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1606724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1607724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1608724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1609b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 16102fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 16112fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 16122fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 16132fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 16142fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 16152fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 16162fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1617724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1618724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1619b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1620d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1621d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1622d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1623d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 16246c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <p><b>Note: </b>Before API level 24, the default value for orientation is 0. Starting in 16256c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * API level 24, the default orientation will be such that applications in forced-landscape mode 16266c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * will have correct preview orientation, which may be either a default of 0 or 16276c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 180. Applications that operate in portrait mode or allow for changing orientation must still 16286c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * call this method after each orientation change to ensure correct preview display in all 16296c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * cases.</p> 16306c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 1631d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 16326c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * Valid values are 0, 90, 180, and 270. 163306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if setting orientation fails; usually this would 163406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 163506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 16362fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1637d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1638d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1639d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1640d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1641487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 164269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1643487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1644487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1645487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1646487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1647487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 164869fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1649487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1650487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1651487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1652487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1653487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 165469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 165569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 165669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1657487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1658487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1659487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1660487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 166106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if the call fails; usually this would be because 166206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * of a hardware or other low-level error, or because release() has been 166306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * called on this Camera instance. 166469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1665487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 166669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 166769fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 16684f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 1669e059e45b053454deb1044123a5a65ba725fb952cjiabin boolean canDisableShutterSound = true; 1670e059e45b053454deb1044123a5a65ba725fb952cjiabin IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 1671e059e45b053454deb1044123a5a65ba725fb952cjiabin IAudioService audioService = IAudioService.Stub.asInterface(b); 1672e059e45b053454deb1044123a5a65ba725fb952cjiabin try { 1673e059e45b053454deb1044123a5a65ba725fb952cjiabin if (audioService.isCameraSoundForced()) { 1674e059e45b053454deb1044123a5a65ba725fb952cjiabin canDisableShutterSound = false; 16754f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 1676e059e45b053454deb1044123a5a65ba725fb952cjiabin } catch (RemoteException e) { 1677e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.e(TAG, "Audio service is unavailable for queries"); 1678e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1679e059e45b053454deb1044123a5a65ba725fb952cjiabin if (!enabled && !canDisableShutterSound) { 1680e059e45b053454deb1044123a5a65ba725fb952cjiabin return false; 16814f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 1682503e1fdcd12d2448807d408f00a361bff0857cabjiabin synchronized (mShutterSoundLock) { 1683e059e45b053454deb1044123a5a65ba725fb952cjiabin mShutterSoundEnabledFromApp = enabled; 1684e059e45b053454deb1044123a5a65ba725fb952cjiabin // Return the result of _enableShutterSound(enabled) in all cases. 1685e059e45b053454deb1044123a5a65ba725fb952cjiabin // If the shutter sound can be disabled, disable it when the device is in DnD mode. 1686503e1fdcd12d2448807d408f00a361bff0857cabjiabin boolean ret = _enableShutterSound(enabled); 1687e059e45b053454deb1044123a5a65ba725fb952cjiabin if (enabled && !mHasAppOpsPlayAudio) { 1688e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.i(TAG, "Shutter sound is not allowed by AppOpsManager"); 1689e059e45b053454deb1044123a5a65ba725fb952cjiabin if (canDisableShutterSound) { 1690e059e45b053454deb1044123a5a65ba725fb952cjiabin _enableShutterSound(false); 1691e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1692503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1693503e1fdcd12d2448807d408f00a361bff0857cabjiabin return ret; 1694503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 16954f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 16964f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 16976653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin /** 16986653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * Disable the shutter sound unconditionally. 16996653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17006653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * <p> 17016653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * This is only guaranteed to work for legacy cameras 17026653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * (i.e. initialized with {@link #cameraInitUnspecified}). Trying to call this on 17036653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * a regular camera will force a conditional check in the camera service. 17046653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * </p> 17056653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17066653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @return {@code true} if the shutter sound state was successfully 17076653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code false} if the shutter sound state could not be 17086653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code true} is also returned if shutter sound playback 17096653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * is already set to the requested state. 17106653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 17116653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @hide 17126653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin */ 17136653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin public final boolean disableShutterSound() { 17146653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin return _enableShutterSound(/*enabled*/false); 17156653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin } 17166653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin 17174f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 171869fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 1719503e1fdcd12d2448807d408f00a361bff0857cabjiabin private static class IAppOpsCallbackWrapper extends IAppOpsCallback.Stub { 1720503e1fdcd12d2448807d408f00a361bff0857cabjiabin private final WeakReference<Camera> mWeakCamera; 1721503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1722503e1fdcd12d2448807d408f00a361bff0857cabjiabin IAppOpsCallbackWrapper(Camera camera) { 1723503e1fdcd12d2448807d408f00a361bff0857cabjiabin mWeakCamera = new WeakReference<Camera>(camera); 1724503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1725503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1726503e1fdcd12d2448807d408f00a361bff0857cabjiabin @Override 1727503e1fdcd12d2448807d408f00a361bff0857cabjiabin public void opChanged(int op, int uid, String packageName) { 1728503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (op == AppOpsManager.OP_PLAY_AUDIO) { 1729503e1fdcd12d2448807d408f00a361bff0857cabjiabin final Camera camera = mWeakCamera.get(); 1730503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (camera != null) { 1731503e1fdcd12d2448807d408f00a361bff0857cabjiabin camera.updateAppOpsPlayAudio(); 1732503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1733503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1734503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1735503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1736503e1fdcd12d2448807d408f00a361bff0857cabjiabin 1737503e1fdcd12d2448807d408f00a361bff0857cabjiabin private void updateAppOpsPlayAudio() { 1738503e1fdcd12d2448807d408f00a361bff0857cabjiabin synchronized (mShutterSoundLock) { 1739503e1fdcd12d2448807d408f00a361bff0857cabjiabin boolean oldHasAppOpsPlayAudio = mHasAppOpsPlayAudio; 1740503e1fdcd12d2448807d408f00a361bff0857cabjiabin try { 1741503e1fdcd12d2448807d408f00a361bff0857cabjiabin int mode = AppOpsManager.MODE_IGNORED; 1742503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (mAppOps != null) { 1743503e1fdcd12d2448807d408f00a361bff0857cabjiabin mode = mAppOps.checkAudioOperation(AppOpsManager.OP_PLAY_AUDIO, 1744503e1fdcd12d2448807d408f00a361bff0857cabjiabin AudioAttributes.USAGE_ASSISTANCE_SONIFICATION, 1745503e1fdcd12d2448807d408f00a361bff0857cabjiabin Process.myUid(), ActivityThread.currentPackageName()); 1746503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1747503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = mode == AppOpsManager.MODE_ALLOWED; 1748503e1fdcd12d2448807d408f00a361bff0857cabjiabin } catch (RemoteException e) { 1749503e1fdcd12d2448807d408f00a361bff0857cabjiabin Log.e(TAG, "AppOpsService check audio operation failed"); 1750503e1fdcd12d2448807d408f00a361bff0857cabjiabin mHasAppOpsPlayAudio = false; 1751503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1752503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (oldHasAppOpsPlayAudio != mHasAppOpsPlayAudio) { 1753503e1fdcd12d2448807d408f00a361bff0857cabjiabin if (!mHasAppOpsPlayAudio) { 1754e059e45b053454deb1044123a5a65ba725fb952cjiabin IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 1755e059e45b053454deb1044123a5a65ba725fb952cjiabin IAudioService audioService = IAudioService.Stub.asInterface(b); 1756e059e45b053454deb1044123a5a65ba725fb952cjiabin try { 1757e059e45b053454deb1044123a5a65ba725fb952cjiabin if (audioService.isCameraSoundForced()) { 1758e059e45b053454deb1044123a5a65ba725fb952cjiabin return; 1759e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1760e059e45b053454deb1044123a5a65ba725fb952cjiabin } catch (RemoteException e) { 1761e059e45b053454deb1044123a5a65ba725fb952cjiabin Log.e(TAG, "Audio service is unavailable for queries"); 1762e059e45b053454deb1044123a5a65ba725fb952cjiabin } 1763503e1fdcd12d2448807d408f00a361bff0857cabjiabin _enableShutterSound(false); 1764503e1fdcd12d2448807d408f00a361bff0857cabjiabin } else { 1765e059e45b053454deb1044123a5a65ba725fb952cjiabin enableShutterSound(mShutterSoundEnabledFromApp); 1766503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1767503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1768503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1769503e1fdcd12d2448807d408f00a361bff0857cabjiabin } 1770503e1fdcd12d2448807d408f00a361bff0857cabjiabin 177169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1772bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1773bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1774bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1775bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1776b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1777b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1778b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1779e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1780b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 17813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1782e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1783e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1784bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 178536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 178636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 17873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 178836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 178936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1790e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1791e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 17923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1793e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1794e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1795e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 17963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 179736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 17988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 17993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 18008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1801e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 18023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1803e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 18043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1805e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 18069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 18084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 18094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1810b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1811b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1813b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 18144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 18154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 18164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 18174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 18184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 181953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1820464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 18214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1822f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 18234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1826c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 18274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 18284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 18294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1830c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 18314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 18324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 18334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 18344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 18354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1838c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 18394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 18404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 18414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 18424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1843c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 18444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 18454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 18468c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 18474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 18488c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 18498c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 18508c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 18518c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 18528c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 18538c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 18548c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 18558c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 18568c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 18578c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 18588c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 18598c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 18608c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 18614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1862c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 18634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 18644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 18654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 18664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1867c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 18684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1869c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 18704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 18714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 18724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1873c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 18744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 18754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1878c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 18794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1880464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 18814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 18824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 18834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 18844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 18854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 18884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 18894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1891464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 189253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1893464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1894464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 18954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1896464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1897b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1898b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1900b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1901f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1902c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1903c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1904c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1905bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1906bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1907bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 19084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 19094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 19104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1911c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1912c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 19138c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 19148c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 19158c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 19168c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1917f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1918f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1919f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 19208c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 19218c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 19228c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 19238c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 19248c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 19258c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 19268c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 19278c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 19288c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 19298c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 19308c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 19318c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 19328c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 19338c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 19348c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 19358c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 19368c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 19378c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 19384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1939464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 19404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1941bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 19424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 19434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 19448df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 19458df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 19468df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 19478df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 19488df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 19498df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 19508df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 19518df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 19524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1953464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 19544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1955bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1956d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1957d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1958d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1959d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1960d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1961d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1962d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1963d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1964d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1965d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1966d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1967d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1968d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1969d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1970d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1971d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1972d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1973d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1974d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1975d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1976d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1977d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1978d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1979d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1980d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1981d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1982d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1983d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1984d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1985d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1986d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1987d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1988d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1989d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1990d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1991d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1992d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 19934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 19944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1995bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1996bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1997bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1998bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 19999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 2000bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 2001bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 2002e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * Camera was disconnected due to use by higher priority user. 2003e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * @see Camera.ErrorCallback 2004e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk */ 2005e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk public static final int CAMERA_ERROR_EVICTED = 2; 2006e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk 2007e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk /** 2008bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 2009bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 2010bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 2011bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 20129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 20139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2015bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 2016bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 2017bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 2018b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2019b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2020b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 20219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2022b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 20239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 20249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 20259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 20279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 20289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 20299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 20309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 20319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 20329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 20339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 20359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 20369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 2039bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 20409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 20429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 20439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 20449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 20479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 20489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2050bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 20519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 205399a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 2054bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 20559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 20577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 20587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 20597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 20607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 20617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 20627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 20637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 20647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 20657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 20667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 20677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 20689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 20699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2072bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 2073bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 2074bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 2075bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 207606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if reading parameters fails; usually this would 207706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 207806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 2079bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 20809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 20829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 20839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 20849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 20859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 20869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20891c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 20901c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 2091f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 20921c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 20931c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 20941c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 20951c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 20961c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 20971c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 20981c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 20991c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 21001c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 2101df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 2102df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2103df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 2104df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 2105df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2106df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 2107df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2108df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2109df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 2110df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 2111df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 2112df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2113df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2114df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 2115df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 2116df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 2117df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2118df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 2119df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2120df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2121df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 2122bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 2123b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2124b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 21259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2126b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 21279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 21289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 21309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 21329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 21339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 21359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 21369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 21379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 21394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 21404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 21414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 21424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 21434c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 21444c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 21454c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 21464c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 21474c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 21484c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 21494c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21504c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 21514c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 21524c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21534c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 21544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 21554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 21564c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 21579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 21589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 21599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 21609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 21619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 21629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 216432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 216532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 216632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 216732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 216832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 216932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 217032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 217132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 217232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 217332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 217432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 217532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 217632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 217732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 217832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 217932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 218032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 218132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 218232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 218332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 218432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 218532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 2186bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2187bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 2188bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2189bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 2190bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 2191bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2192bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 2193b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2194b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2195b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 219630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 2197b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 219830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 219930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 220030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 220130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 220232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 220332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 220430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 220530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 220630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 220730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 220830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 220930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 221030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 221130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 221230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 221330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 221430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 221530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 221630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 221730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 221830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 221930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 222030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 222130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 222230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 222330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 222430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 222530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 222630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 222730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 222830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 222930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2230bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 223132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 223232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 223332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 223432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 223532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2236bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2237bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2238bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2239bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 224030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 224130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2242bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 224332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 224432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 224532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 224632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 224732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2248bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2249bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2250bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2251bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 225230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2253bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 225430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 225530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2256bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 22579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2259bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2260bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2261bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2262bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 22639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2267bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2268bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2269bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2270bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2271b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2272b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2273b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 22749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2275b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 22769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 22779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 22789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 22799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 22809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2281454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 22829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 22839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 22844c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 22859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 22869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 22879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 22889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 22899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 22909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 22919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 22929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 22939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2294055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 22959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 22969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 22979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 22989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 22999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 230036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 230130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 230230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 23036c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 23046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 23056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2306ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 230724b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 230824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 230924b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 23103773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 23113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2312d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2313d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2314e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2315e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 23168cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 23178cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 23188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 23198cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 23208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2321e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2322dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2323dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2324dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 23254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 23264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 232725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 232898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2329037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2330037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2331e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 23329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 23349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 23363773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 23378cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 23389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 23399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 23409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 23419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 23429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 23439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 23449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 23459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 23469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 23479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 23499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 23509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 23519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 23529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 23539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 23549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 23559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 23569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 23579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 23589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 23609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 23619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 23629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 23639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 23649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 23669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 23689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 237036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 23719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2372068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2373068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 23749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 237636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2378068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2379068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 23809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 238236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 23839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 23859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 238736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 238836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2389068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2390068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 239136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2392068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 23939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 239400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 239500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 239600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 239800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 239900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 240000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 240100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 240200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 240400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 240500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 240600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 240700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 240900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 241000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 241100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 241200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 241400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 241500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 241600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 241700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 241900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 242000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 242100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 242200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 242400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 242500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 242600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 242700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 242900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 243000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 243100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 243200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 243400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 243500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 243600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 243700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 243900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 244000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 244100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 244200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 244400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 244500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 244600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 244700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 244900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 245000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 245100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 245200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 245400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 245500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 245600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 245700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 245800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 246000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 246100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 246200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 246300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 246500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 246600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 246700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 246800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 24699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 24709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2471c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2472c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2473c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2474c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2475c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2476c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 247736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2478da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2479da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2480da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2481da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2482da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2483da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2484da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2485da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2486f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2487f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 248836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 248936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 249036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 249136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 249236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 249336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 249436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 249536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2496f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2497f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2498f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2499f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2500f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2501f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 250236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 250336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 250436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 250536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 250636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 250736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 250836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 250936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 251036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 251136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2512c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2513c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2514c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2515c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2516c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2517c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2518c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2519699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2520d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2521b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2522b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2523b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2524b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2525b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 252653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 252753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 252853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 252953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 253053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 253153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 253253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 253353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 253453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 253553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 253653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 253753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2538d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2539d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2540699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2541b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2542b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2543b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2544b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 254553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 254653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 25470f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 25480f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 25490f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 25500f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 25510f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 25520f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 25530f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 25540f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 25550f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 25560f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 25570f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 25580f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2559b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2560b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2561b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2562b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2563b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2564e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2565e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2566e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2567e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2568e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2569e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2570e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2571e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2572e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2573e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2574e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2575e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2576e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2577e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2578e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2579e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2580e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2581e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2582e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2583ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2584454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2585454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2586454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2587454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2588454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2589454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2590454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2591454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2592454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2593454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2594454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2595454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2596454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 25979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 25989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 25999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2600eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 260110a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 26029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 26039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 260470fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 26059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26067d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 26077d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 26087d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 26097d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 26107d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 26117d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 26127d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 26137d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 26147d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 26157d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 26167d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 26179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 26197d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 26209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2623df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2624df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2625df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2626df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2627df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2628df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2629df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2630df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2631df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2632df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2633df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2634df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2635df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2636df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2637df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2638df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2639df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2640df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2641d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2642d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2643d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2644d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2645d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2646d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2647d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2648d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2649d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2650d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2651d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2652d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2653d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2654df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 26559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 26569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 26579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 26589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2659a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 26609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 26619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 26629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 26639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 26649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 26699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 26709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 26719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 26739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 26749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 26760a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 26779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 26789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 26799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 26809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 26819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 26829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 26849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 26859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 26869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 26909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 26919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 26929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 26949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 26959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 26979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 26989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26990a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 27000a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 27010a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 27029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 27039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 27049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 27059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 27079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 27089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 27099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 27139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 27149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 27189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 27219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2723cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2724cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 27259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 27269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2727cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2728cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 27299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27327d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 27339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 27379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 27409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 27427d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 27437d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 27447d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 27457d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 27467d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 27477d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 27487d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 27497d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 27507d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 27517d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 27527d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 27537d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 27549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2756e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2757f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2758f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2759f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2760f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2761f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2762f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2763f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2764f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2765f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2766f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2767f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2768f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2769f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2770f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2771f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2772f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2773f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2774f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2775f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2776f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2777f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2778e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2779e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2780e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 27819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 27839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 27869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 27889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 27899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 27939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 27959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 27969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 27989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 27999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 280226274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 280326274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 280426274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 28059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2806c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2807c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2808c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2809c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2810c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2811c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2812c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2813c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2814c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2815c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2816c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 28179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 28189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2819c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2820c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2821c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2822c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 28239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 28259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 28269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 28279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 28319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2832dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 28339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 28349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 28369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 28379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 28389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 28429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 28449c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 28459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 28479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 28489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 28499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 285232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 285332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2854dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 285532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2856dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2857dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2858dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2859dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 286032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2861dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2862dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2863dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2864dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2865dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2866dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2867dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2868dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2869dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2870dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2871dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2872dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2873dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2874dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2875dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2876dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2877dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2878dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2879dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2880dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2881dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2882dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2883dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2884dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2885dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2886dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2887dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2888dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2889dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2890dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2891dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 289232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 28934c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 289432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 28959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 289632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 289732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2898c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 28999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 29009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2901c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 29029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 29049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 29059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 29069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 29109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 29129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 29139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 29159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 29169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 29179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29204c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 29214c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 29223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 29234c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 29244c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 29254c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 29264c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 29274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 29284c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 29294c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 29304c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 29314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 29329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 29339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 29359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 29369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 29389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 29399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 29439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 29459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 29479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 29489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 29529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 29549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 29559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 29579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 29589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 29629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 29649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 29669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 29679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2970a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2971a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 29729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 29745f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 29759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29765f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 29779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 29789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 29799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2982a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2983a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2984a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 29859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 29875f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 29889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29895f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 29909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 29919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 29929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 29969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 29983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 29995f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 30009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30015f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 30029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 30039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 30049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 30059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30084a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 30091620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 3010454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 3011454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 3012454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3013454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 3014454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 3015454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 3016454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 3017454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 3018454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3019454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 3020454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 3021454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3022454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3023454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 3024454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 3025454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 3026454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3027454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 3028454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 3029454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 3030454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 3031454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3032454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 3033454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 3034454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 30355f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 3036454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3037454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 3038454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3039454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3040454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 3041454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 3042454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 3043454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 3044454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 3045454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 3046454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 3047454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 3048454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 3049454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 3050454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 3051454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 3052454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 3053454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 3054454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 3055454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 3056454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 3057454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 3058454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 3059454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 3060454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3061454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3062454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 30637478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 3064da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 3065a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 3066df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 30677478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 3068951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 3069951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 3070951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3071951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 3072951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 3073951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 3074951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 3075951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3076951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 3077951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 3078951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 3079951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 3080951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 3081951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 3082951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 3083951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 3084951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 3085951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 3086951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 308771fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * <pre>{@code 3088951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 3089951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 3090951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 3091951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 3092951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 3093951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 3094951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 309571fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * size = ySize + uvSize * 2; 3096951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 309771fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller *</pre> 3098951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3099951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 3100951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 3101951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 3102951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 3103951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 3104a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 3105951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 31069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 31089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 31099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 31109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 31119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 31129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 31159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 31199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 31207478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 31213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 31223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3123951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 31249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 31269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 31279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3130f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 3131f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 3132f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 31339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 31353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 31363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3137951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 31389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 31409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 3141eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 3142eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 3143eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 3144a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 3145eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 3146eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 3147eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 31489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 315132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 31529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 315332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 315432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 3155c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 31569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 31579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 3158c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 3159c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 31609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 31629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 31639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 31649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 31689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 31709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 31719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 31739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 31749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 31759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 31799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 31813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 31829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 31849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 31859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 31869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 31909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 3192a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 3193a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 3194a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 3195a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 31969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 31989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 31999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 32009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 32019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 32029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 32059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 32099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 32113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 32129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 32149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 32159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 32199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 32213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 32223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 32239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 32259c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 32269c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 32279c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 32289c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3229a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 32309c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 32319c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 32329c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 32339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 32369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3237a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3238a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3239a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 324010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3241a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3242a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3243a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 32449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 32489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3249a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 32509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3252a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 32539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3255a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 32569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3257eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3258a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3259eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 326010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 326110a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 326210a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 32639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3264a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 32659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3267a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 32689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3269a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 32709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32738969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 32748969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 32758969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 32768969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 32778969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3278a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3279a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3280a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3281a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3282a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3283a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3284a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3285a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3286a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3287a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3288a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3289a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3290a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3291a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3292a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3293a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3294a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3295a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 32962fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 32972fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 32982fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 32992fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 33002fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 33012fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 330269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 33032fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3304e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 33059a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 33062fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 33072fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 33082fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 33092fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 33102fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 33112fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 33122fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 33132fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 33142fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 33152fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 33162fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 33172fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 33182fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3319e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 33202fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 33212fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 33222fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 33232fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 33249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 33259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 33262fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 33279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 33299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 33309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 33319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 33329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 33339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 33349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 33359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 33409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 33419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 33439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 33459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 33469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 33509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 33519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 33539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 33559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 33569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 33609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 33699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 33719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 33729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3378d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes 3379d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * long, in the JPEG EXIF header. 3380055c986ab841f8f758398841730f1e90313b132aRay Chen * 3381055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3382055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3383055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3384055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3385055c986ab841f8f758398841730f1e90313b132aRay Chen } 3386055c986ab841f8f758398841730f1e90313b132aRay Chen 3387055c986ab841f8f758398841730f1e90313b132aRay Chen /** 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 33939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 33949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 33959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3396055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 33979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 34019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 34033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 34043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 34053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 34063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 34073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 34083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 34093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 34103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 34113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 34123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 34139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 34159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 34169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 341916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3420b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3421b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 34229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 34243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3425037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3428b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3429b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 34309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 343116b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 34329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 34369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 34383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 34393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 34409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 34429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 34439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 34489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 34509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 34513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 34523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 34533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 34543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 34553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 34563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 34573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 34583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 34593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 34609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 34629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 34639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 34679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 34693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 34709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 34729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 34739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 34779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 34799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 34803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 34819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 34839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 34849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 34909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 34923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 34933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 34943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 34953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 34963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 34979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 34999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 35009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 35049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 35063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 35079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 35099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 35109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 35149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 35163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 35173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 35189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 35209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 35219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 35229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 35269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 35289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 35293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 35303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 35313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 35323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 35333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 35343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 35353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 35363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 35373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 35383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 35393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 35403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 35413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 35423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 35433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3544da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 35459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 35479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 35489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3551c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3552c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3553c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3554c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3555c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 35562988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 35572988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 35589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 35603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 35619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 35639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 35649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 35689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 35703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 35713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 35729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 35749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 35759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 35769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 35809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 35823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 35833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 35843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 35853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 35863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 35873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 35889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 35909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 35919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 35949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 35959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 35963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 35973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 35989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 35999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 36009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 36019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 36039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 36049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 36059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 36063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 36073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 36083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 36099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 36109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 36119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 36129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 36139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 36149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 361536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 361636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 361736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3618699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3619699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3620699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3621699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 36223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 36233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 36243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 36253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3626f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3627d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 362836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 362936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 363036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 363136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 363236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 363336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 363436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 363536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 36363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 36373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 363836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 363936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 364036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 364136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 364236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 364336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 364436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 364536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 36463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 36473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 36483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 364936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 365036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 365136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 365236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 365336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 365436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 365536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 36566c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 36576c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3658bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * @return the focal length. Returns -1.0 when the device 3659bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * doesn't report focal length information. 36606c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 36616c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 36626c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 36636c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 36646c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 36656c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 36666c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 36676c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3668564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return horizontal angle of view. Returns -1.0 when the device 3669564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 36706c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 36716c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 36726c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 36736c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 36746c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 36756c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 36766c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 36776c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3678564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return vertical angle of view. Returns -1.0 when the device 3679564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 36806c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 36816c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 36826c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 36836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 36846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 36856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 368624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3687ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 368824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 368924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 369024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 369124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3692ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3693ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 369424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3695ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3696ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3697ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 369824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3699ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 37000402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 37010402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 370224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 370324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 370424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 370524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3706ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3707ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3708ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3709ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3710ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3711ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 371224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3713ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 371424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 371524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 371624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 371724b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 371824b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 371924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 372024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 372124b326a8978bf78e3e560723dde221792784325bWu-cheng Li 372224b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 372324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 372424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 372524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 372624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 372724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3728ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 372924b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 373024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 373124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 373224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 373324b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 373424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 373524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 373624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 373724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 373824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 373924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 374024b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 374124b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 374224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3743ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3744ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3745ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3746d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3747d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 37483773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3749d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3750d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3751d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3752d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3753d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3754d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3755d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3756d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3757d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3758b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3759b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3760d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3761b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3762b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3763b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3764d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3765d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 37663773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 37673773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 37683773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3769d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3770d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 37713773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 37723773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 37733773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 37743773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 37753773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3776d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 37773773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 37783773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 37793773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 37803773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 37813773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 37823773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 37833773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 37843773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 37853773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 37863773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 37873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3788b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 37893773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 37903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 37913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 37923773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 37933773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 37943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 37953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 37963773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 37973773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 37983773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 37993773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 38003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 38013773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 38023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38033773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 38043773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 38053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 38063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 38073773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 38083773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 38093773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 38103773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 38113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 38123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3813d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3814d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3815d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3816d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3817d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3818d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3819d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3820d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3821d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3822d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3823d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3824d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3825d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3826b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3827b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3828d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 382916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 383016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 383116b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3832b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3833b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3834b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3835b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3836b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3837b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3838b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3839b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3840d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3841d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3842d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3843d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3844d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3845d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 384616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3847d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3848d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3849d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3850d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3851d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3852d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3853d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3854d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3855d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3856d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3857d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3858d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3859d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3860b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3861d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3862d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3863d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3864d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3865d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3866d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3867d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3868d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3869d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3870d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3871d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3872d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3873d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3874d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3875d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3876d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3877d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3878d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3879d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3880d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3881d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3882d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3883d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3884d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 388536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 38868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 38878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 388836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 388936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 38908cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 389136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 389236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 38938cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 389436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 389536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 389636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 38978cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 38988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 38998cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 39008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 39018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 39028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 390336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 390436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 390536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 390636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 39078cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 390836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 390936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 391036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 391136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 391236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 391336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 391436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 391536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 391636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 39178cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 39188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 391936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 392036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 392136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 392236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 392336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 39248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 39258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 39268cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 392736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 392836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 392936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 393036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 39318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 393236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 393336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 393436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 39358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 39368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 393736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 39388cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 39398cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 39408cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 39418cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 39428cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 394336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 39448cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 39458cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 394636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 394736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 394836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 394936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 395036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 395136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 395236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 395336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 395436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 39558cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 39568cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 395736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 395836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3959e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 396032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3961e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 396232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3963e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 396432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3965e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3966e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3967e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3968d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 396932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3970699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 397132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3972699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3973699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3974699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 397532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3976e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 397732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3978185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 397932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3980e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3981e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3982e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3983e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3984185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3985185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3986185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3987e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3988e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3989e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3990e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3991f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3992e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3993454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3994e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3995e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 399630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 399730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 39987b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 39997b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 400030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 400130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 400230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 400330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 400430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 400530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 400630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 400730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 400830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 400932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 401032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 401130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 401232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 40137b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 401432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 401530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 401632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 401730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 401830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 401930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 402030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 4021bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 402232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 402330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 402432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 40254e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 40264e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 40274e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 40284e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 402932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 403030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 403132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 403232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 403332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 403432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 403532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 403630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 403732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 403830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 403930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 404030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 404132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 404230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 404332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 404453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 404553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 404653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 404730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 404830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 404930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 405030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 4051f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 405230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 405330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 405430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 405530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 405630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 40577b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 405830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 405930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 4060e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 4061e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 4062e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4063e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4064e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 4065e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 40667b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 40677b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 4068e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 4069e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 4070e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 4071e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4072e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 4073e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 4074e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4075e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4076e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 407732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 407832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 4079e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 408032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 40817b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 40827b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 408332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 4084e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 408532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 4086e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 4087e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 4088e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 4089e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 4090bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 409132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 4092e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 409332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 40944e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 40954e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 40964e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 409732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 4098e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 409932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 410032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 410132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 410232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 410332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 4104e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 410532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 4106e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 4107e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 4108e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 410932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 4110e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 411132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 411232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 4113e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 4114e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 4115e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4116e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 4117d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 4118e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 4119e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4120e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 4121e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 4122e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 4123e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 41247b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 4125e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 4126e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4127e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 4128e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 412930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 413030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 41314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 41324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 41334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 41344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 41354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 41364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 41374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 4138464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 41394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 4140c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 4141c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 41424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 41434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 414425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 41459c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 41469c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 41479c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 41489c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 41499c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 41509c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 41519c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 41529c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 41539c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 41549c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 41559c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 41569c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 41579c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 41589c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 41599c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 416025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 416125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 416225d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 416325d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 416425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 416525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 416698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 41671cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 416898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 41691cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 41701cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 41711cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 41721cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 41731cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 41741cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 41751cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 41761cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 41771cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 41781cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 41791cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 41801cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 41811cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 418298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 41831cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 418498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 41851cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 41861cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 41871cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 41881cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 41891cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 419098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 419198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 419298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 419398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 419498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 419598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 419698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 419798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 4198037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4199037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 4200037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 4201037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 4202037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4203037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 4204037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 4205037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 4206037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 4207037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 4208037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4209037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 4210037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 4211037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 4212037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4213037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 4214037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4215037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4216037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4217037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4218037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4219037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4220037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4221037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4222037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4223037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4224037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4225037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4226037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4227037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4228037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4229037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4230037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4231037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4232037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4233037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4234037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4235037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4236037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4237037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4238037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4239037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4240037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4241037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4242037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4243037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4244037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4245037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4246037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4247037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 42489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 42499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 42509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 42519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 42529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42530a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42540a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 42559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 42560a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42570a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 42589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 42609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 42639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 42649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 42659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 42669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42670a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42680a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 42699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 42700a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42710a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 42729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 42749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 42759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4277454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4278454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4279454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 42800a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42810a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4282454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 42830a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42840a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4285454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4286454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4287454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4288e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4289454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4290454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4291e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 42920a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42930a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4294454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 42950a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42960a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4297e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4298e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4299e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 430024b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 430124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 430224b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 430324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 430424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 430524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 430624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 430724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 430824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 430924b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 431024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 431124b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 431224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 431324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 431424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 431524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 431624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 431724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 43189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 43199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 43209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 43219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 43229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43230a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 43240a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 43259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 43260a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 43270a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 43289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 43299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 43319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 43329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 43359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 43369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 43379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 43389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 43399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 43409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 43419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 43429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 43439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 43449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 43459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 43469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 43479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 43489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4349454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4350454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4351454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4352454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4353454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4354454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4355454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4356454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4357454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4358454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4359454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4360454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4361454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4362454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4363454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4364454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4365454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4366454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4367454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4368454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4369454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4370454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4371454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4372454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4373454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 437430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 437530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 437630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4377f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 437830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 437930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 438030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 438130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 438230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 438330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 438430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 438530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 438630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 438730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 438830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 438930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 439030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 439130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 439230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 439330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 439430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 439530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 439630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 439730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4398f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4399f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4400bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4401f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4402f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4403f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4404f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4405f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4406f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4407f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 440830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 440930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4410b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4411b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4412b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4413b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4414b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4415b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 44169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 44179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4418