Camera.java revision 6c91e2c31b514bcfd838c75b4c74412e7288415d
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 19788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvalaimport android.app.ActivityThread; 2010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 2245ecf29484b7919886eaf62e39622cf557cc915bDianne Hackbornimport android.app.job.JobInfo; 234f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.content.Context; 24a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 27fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 284f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.media.IAudioService; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 304f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.IBinder; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 334f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.RemoteException; 344f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.ServiceManager; 357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Allocation; 367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Element; 377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RenderScript; 387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RSIllegalArgumentException; 397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Type; 40bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.util.Log; 410a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selenimport android.text.TextUtils; 42bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 43bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 44bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 45bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 46bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 47bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 487d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkinimport java.util.LinkedHashMap; 49bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 518ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsicimport static android.system.OsConstants.*; 528ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 57df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 58bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 597478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 60df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 61df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 637478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 64df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 65df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 66df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 67df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 68df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 72341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 796c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <li>Call {@link #setDisplayOrientation(int)} to ensure correct orientation of preview. 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 114bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 117bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 118bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 119bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 120bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 121bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 122bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 123bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 124341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 125bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 126bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 127df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 128df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 129df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1307478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 131df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1326c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1336c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1346c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1356c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1366c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1376c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 138b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 139b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 140b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 142b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala@Deprecated 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 146d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 147da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 148da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 149da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 150da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 151da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 152da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 153da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 154da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 155da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 157bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1589d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1604838e338129e09a37b8c8ad5e44f85ec5cd3aea1Ashok Bhat private long mNativeContext; // accessed by native methods 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 1667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private boolean mUsingPreviewAllocation; 167e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1699d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 17494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 176a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 178feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 179feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18145ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * @deprecated This broadcast is no longer delivered by the system; use 18245ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 18345ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * instead. 18410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 18510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 18610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 18710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 18810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 18945ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn @Deprecated 19010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 19110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 19210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 19345ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * @deprecated This broadcast is no longer delivered by the system; use 19445ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 19545ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn * instead. 19610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 19710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 20010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 20145ecf29484b7919886eaf62e39622cf557cc915bDianne Hackborn @Deprecated 20210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 20310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 20410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2054c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2064c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2074c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2084c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2094c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2104c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2114c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2124c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 213a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2144c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2154c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2164c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2174c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2184c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 219a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2204c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 223c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 226c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 228c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 231341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 232e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 233e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 234e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 235e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 236341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 237b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 238b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2394f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2404f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2414f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2424f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2434f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2444f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2454f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2464f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2474f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2484f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2494f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2504f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2514f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2524f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2534f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 254b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 255b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 256b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 257b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 258b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 259b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 260b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 261b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 262b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 2637836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2647836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2657836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 266b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2677836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2687836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2697836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2707836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 271b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 272b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 273b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 274464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 275b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 276b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2777836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 278b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 279b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 28032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 281b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 28232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 283b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 28432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 2852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 2862fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 2872fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 2882fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 28932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 290b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 291b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 29269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 29369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 29469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 29569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 296b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2977836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 298f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 299f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 300f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 301f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 302f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 303f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 304f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 305f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 306f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 307f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 308f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 309f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 310f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 311f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 312f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 313b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 314b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 315b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 316a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 317a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 318a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 319a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 321bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 322bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 323341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 324341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 327bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 329bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 330bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 333bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 334bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 336341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 337a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 338bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 339a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 340a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 341a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 342facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 343e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 344e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3457bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 346e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 347e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 348e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 349a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 350a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 351a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 3527836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 355a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 356a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 357a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 358a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 359a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 3607bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 361a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 362a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 363a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3664c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 3674c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 3684c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 3694c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 3704c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 3714c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3724c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 3734c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 3744c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3754c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 3764c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 3774c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3784c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 3794c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 3804c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 3814c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 3824c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 3834c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 3844c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 3854c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 3864c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 3874c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 3884c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 3894c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 390a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 3914c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 392a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 393a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 394a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 3954c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 3964c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 3974c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 398a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 3994c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 400a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 4014c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4024c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4034c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4044c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 405a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 406a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 407a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 408a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4094c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4104c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4114c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4124c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4134c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4144c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4154c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4164c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4174c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4184c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4194c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 420a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4214c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4228ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4238ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4248ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4258ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 4268ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENOSYS) { 4278ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because some methods" 4288ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " are not implemented"); 4298ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EOPNOTSUPP) { 4308ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the hal" 4318ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " version is not supported by this device"); 4328ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EINVAL) { 4338ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the input" 4348ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " arugments are invalid"); 4358ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EBUSY) { 4368ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the camera" 4378ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " device was already opened"); 4388ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EUSERS) { 4398ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the max" 4408ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " number of camera devices were already opened"); 4414c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4428ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 4438ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 4444c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4454c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4464c913801141163362dd5bb7c9784c83f69c11054Zhijun He 447a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4484c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4494c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 4504c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 4514c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 4524c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 4534c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 4544c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 4554c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4564c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 4574c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 4584c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4594c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 4604c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4614c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 4624c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 4634c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4644c913801141163362dd5bb7c9784c83f69c11054Zhijun He 465fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, 466fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav ActivityThread.currentOpPackageName()); 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4684c913801141163362dd5bb7c9784c83f69c11054Zhijun He 469a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 470a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 471a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 472a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 473a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 474a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 475a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 476a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 477a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 478a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 479a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 480a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 481a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 482a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 483a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 484a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 485a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 486a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 487a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 488a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 489a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 490a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 491a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 4927bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 493a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 494feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 4958ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4968ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4978ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4988ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 499feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 5008ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 5018ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 502feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 503feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 504feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 505feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 506feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 507feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 508feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 509feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 510feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 511feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 512feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 513feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 514feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 515feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 516feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 517feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5201c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5211c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5221c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5231c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 5241c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 5251c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 526a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 5279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 528e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5314c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 532788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 533788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 5359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 539bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 540bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 5444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 548bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 549bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 550bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 551bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 552bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 554bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 555bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 55642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 55742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 559bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 561bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 563bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 5649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 567bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 568bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 57053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 57142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 57242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 57342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 57442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 575bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 576bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 577bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 578bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 580ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 5819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 583bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 584bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 585bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 586bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 587bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 58953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 59042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 59142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 59242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 593bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 594bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 595bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 596bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 597bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 602bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 603fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 604fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 605fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 606fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 608bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 609bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 610bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 611bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 612bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 613bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 614bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 615bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 618bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 619bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 620bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 6219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 623bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 624bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 625bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 628b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 629feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 630b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 631feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 632b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 635feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 636feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 637feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 638feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 641fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 642fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 643fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 644fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 645fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 646fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 647fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 648fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 649fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 650fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 651fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 652fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 653fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 654fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 65532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 656e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 657e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 658e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 659e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 660e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 661108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 662108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 663108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 664108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 665108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 666108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 667108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 668fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 669fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 670fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 671fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 672fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 673fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 674dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 675fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 676fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 677bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 678bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 679bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 680bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 681bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 682bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 683bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 684b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 685b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 686b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 688b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 692bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 693341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 695951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 696951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 697951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 698951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 699951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 700bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 701a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 702df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 703da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 706bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 712bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 713c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 714c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 715c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 716bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 717bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 718bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 719bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 720bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 721bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 7249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 726bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 727bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 7304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 7314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 732664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 733664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 734664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 735664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 736664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 737f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 738f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 739f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 7409d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 7414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 7449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 7529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 754108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 755bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 756bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 757108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 758108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 759108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 760108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 761108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 762108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 764bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 765bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 766108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 77194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 7727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 7737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 7747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 775a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 776a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 77794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 781108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 782108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 783108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 784108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 785108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 786108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 787108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 788108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 790bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 791bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 792108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 79594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 79694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 79794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 7987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 7997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 80194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 80294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 80394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 80494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 80594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 80694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 807108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 808108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 809bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 810108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 811108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 81294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 813bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 814bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 815bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 816108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 81794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 818108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 819bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 820108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 821108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 822108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 823108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 824108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 825108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 82694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 827bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 828bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 829bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 830108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 83194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 83294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 83394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 83494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 83594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 8367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 83994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 84294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 8433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 8443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 845bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 846bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 847bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 848bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 849bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 850c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 851951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 852951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 853951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 854951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 855951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 856951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 857951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 858951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 859951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 860951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 861951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 86294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 863bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 864e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 865bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 866bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 867e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 868e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 869e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 87094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 871951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 872951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 8735b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 87494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 875e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 876e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 877e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 878e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 879e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 880e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 881e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 882e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 883e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 884e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 885e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 886e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 887e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 888e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 889e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 890e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 891e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 892e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 893e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 894e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 895e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 896e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 897e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 898e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 899e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 900e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 901e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 90232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 90332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 90432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 90532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 90632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 90732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 908e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 909e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 910e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 911e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 912e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 913e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 914e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 915e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 916e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 917e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 918e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 919e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 920e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 921e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 922e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 923e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 924e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 925e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 926e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 927e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 928e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 929e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 930e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 931e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 932e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 933e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 934e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 935e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 936e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 9407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 9417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 9427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 9437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 9447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 9467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 9477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 9487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 9497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 9507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 9527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 9537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 9547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 9557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 9567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 9577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 9587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 9597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 9607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 9617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 9627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 9637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 9647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 9657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 9667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 9677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 9687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 9697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 9707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 9717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 9727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 9737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 9747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 9757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 9767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 9787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 9797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 9817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 9827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 9857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 9867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 9877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 9887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 9897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 9917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 9927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 9937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 9947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 9957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 9967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 9977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 9997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 10017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 10027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 10037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 10057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 10067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 10087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 10097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 10107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 10117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 10127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 10137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 10147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 10167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 10177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 10187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 10207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 10217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 10227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 10237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 10247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 10257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 10267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 10277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 10307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 10317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 10327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 10337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 10367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1068a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1078c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1083c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1084c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1085e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1087e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1090c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1091e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1093e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1096c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1097ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1098ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1100a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1101a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1102a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 110494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1105a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1106a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1107a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 110894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1110ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1114e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1115e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1116e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1117e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1118e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1119e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1120c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1121f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1122f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1123f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1124f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1125f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1126f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1127f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1128e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1129e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1130e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1131e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 11323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 11333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1134e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1137bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 11384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1139f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 11404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 11424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1143c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 11449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1145e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 1147e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11509d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 11519d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 11529d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 11539d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 11549d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 11559d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1177bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1178bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 11797478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 11807478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1181df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1182df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 11837478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1184df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1185df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1186bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1187bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1188b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1189b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1191b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 11939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 119569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 119669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 119769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 119869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 11999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1200b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1201b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 120283d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 120583d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 120683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 120953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1212bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1213bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1214bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1215bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1216bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1217bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1218bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1219bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 122036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1221bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1222da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 12237478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 12247478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1225df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1226df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1227bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1228068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1229068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1230bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 12317478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 123253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1233b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1234b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1235b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 123683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 123753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 123853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 123953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 124053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 124153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 124253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1243108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1244108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1245108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1246108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 1248bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 124983d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 125083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1251108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1255f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1256248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1257248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1258f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 12599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1263bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1264bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1265bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1266244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1267bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1268bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1269244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1270244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1271244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1272f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1273248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1274248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1275f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1276f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1277f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1278f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1279f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1280f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1281f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1282f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1283f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1284f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1285f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1286f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1287f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1288f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1289f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1290f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1291f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1292244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1293244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1294244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1295244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 12969d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 12979d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 12986574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 12996574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 13006574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 13016574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1302b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1303b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1304b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13059d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1306b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13079d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 13089d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 13099d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13109d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 13119d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13129d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 13136574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 13149d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13159d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 13169d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13179d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13189d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13199d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 13209d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13219d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 13229d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13239d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 13249d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 13259d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 13269d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13279d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13289d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 13299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1333bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1334b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1335b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1336b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1338b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 13409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1342bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1343bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1345bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1346bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1353bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1355b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1356b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1357b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1359b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1362bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1363bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1364bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 13659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 13679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 13749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 13769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1379e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1380e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1381e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1382e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1383e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 13849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 13859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 13869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 13879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 13889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1389e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1390e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 13919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 13929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 13939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 13949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 13959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1396e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1397bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 140042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 140142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 140242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 140340057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1404bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1405bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 140640057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1408bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1409e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1410bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 1411e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1412e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1413e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1416e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 14179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1418e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1419e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1420e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1421e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1422e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1423e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1424e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1425e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1426e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1427e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1428e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1429e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1430e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1431e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1432e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1433e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1434e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1435e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 14369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1438e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1439bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 14403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 14413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1442bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1443bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1446bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 145136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 145236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 145336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 14540ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 14550ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 145736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 145836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 145936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 146036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1461bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 14623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 14633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 14648cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 14650ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 14660ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 146736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 146836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 146936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 147036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 14712fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 14722fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 14732fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1474b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1475b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1476b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1477d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 147869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 14792fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 14802fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1481d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 148269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 148369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1484b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1485724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1486724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1487724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1488724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1489724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1490724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1491724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1492724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1493724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1494724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1495724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1496724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1497724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1498724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1499b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 15002fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 15012fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 15022fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 15032fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 15042fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 15052fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 15062fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1507724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1508724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1509b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1510d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1511d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1512d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1513d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 15146c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <p><b>Note: </b>Before API level 24, the default value for orientation is 0. Starting in 15156c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * API level 24, the default orientation will be such that applications in forced-landscape mode 15166c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * will have correct preview orientation, which may be either a default of 0 or 15176c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 180. Applications that operate in portrait mode or allow for changing orientation must still 15186c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * call this method after each orientation change to ensure correct preview display in all 15196c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * cases.</p> 15206c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 1521d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 15226c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * Valid values are 0, 90, 180, and 270. 15232fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1524d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1525d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1526d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1527d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1528487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 152969fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1530487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1531487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1532487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1533487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1534487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 153569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1536487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1537487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1538487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1539487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1540487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 154169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 154269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 154369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1544487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1545487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1546487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1547487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 154869fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1549487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 155069fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 155169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 15524f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 15534f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (!enabled) { 15544f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 15554f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 15564f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 15574f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) return false; 15584f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 15594f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 15604f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15614f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15624f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala return _enableShutterSound(enabled); 15634f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15644f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 15656653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin /** 15666653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * Disable the shutter sound unconditionally. 15676653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15686653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * <p> 15696653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * This is only guaranteed to work for legacy cameras 15706653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * (i.e. initialized with {@link #cameraInitUnspecified}). Trying to call this on 15716653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * a regular camera will force a conditional check in the camera service. 15726653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * </p> 15736653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15746653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @return {@code true} if the shutter sound state was successfully 15756653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code false} if the shutter sound state could not be 15766653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code true} is also returned if shutter sound playback 15776653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * is already set to the requested state. 15786653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15796653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @hide 15806653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin */ 15816653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin public final boolean disableShutterSound() { 15826653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin return _enableShutterSound(/*enabled*/false); 15836653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin } 15846653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin 15854f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 158669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 158769fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1588bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1591bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1592b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1593b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1594b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1595e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1596b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 15973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1598e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1599e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1600bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 160136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 160236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 16033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 160436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 160536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1606e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1607e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1609e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1610e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1611e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 16123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 161336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 16148cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 16153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 16168cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1617e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1619e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 16203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1621e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 16229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 16254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1626b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1627b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 16284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1629b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 16314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 16344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 163553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1636464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 16374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1638f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 16394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1642c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 16434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 16444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1646c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 16474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 16484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 16494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 16514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1654c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 16554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 16564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 16574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 16584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1659c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 16604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 16614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16628c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 16634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 16648c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 16658c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 16668c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16678c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 16688c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 16698c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 16708c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 16718c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 16728c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16738c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 16748c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 16758c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 16768c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 16774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1678c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 16794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 16804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 16814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 16824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1683c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 16844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1685c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 16864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 16874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 16884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1689c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 16904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 16914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1694c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 16954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1696464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 16974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 16984c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 16994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 17004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 17014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 17044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 17054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1707464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 170853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1709464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1710464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 17114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1712464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1713b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1714b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 17154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1716b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1717f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1718c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1719c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1720c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1721bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1722bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1723bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 17244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 17264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1727c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1728c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 17298c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 17308c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 17318c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 17328c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1733f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1734f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1735f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 17368c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 17378c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 17388c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 17398c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 17408c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 17418c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 17428c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 17438c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 17448c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 17458c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 17468c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 17478c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 17488c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 17498c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 17508c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 17518c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 17528c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 17538c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 17544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1755464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1757bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 17584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17608df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 17618df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 17628df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 17638df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 17648df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 17658df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 17668df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 17678df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 17684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1769464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1771bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1772d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1773d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1774d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1775d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1776d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1777d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1778d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1779d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1780d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1781d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1782d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1783d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1784d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1785d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1786d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1787d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1788d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1789d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1790d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1791d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1792d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1793d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1794d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1795d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1796d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1797d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1798d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1799d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1800d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1801d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1802d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1803d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1804d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1805d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1806d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1807d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1808d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 18094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1812bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1813bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1814bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1816bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1817bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1818e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * Camera was disconnected due to use by higher priority user. 1819e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * @see Camera.ErrorCallback 1820e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk */ 1821e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk public static final int CAMERA_ERROR_EVICTED = 2; 1822e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk 1823e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk /** 1824bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1825bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1826bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1827bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 18299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1831bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1832bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1833bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 1834b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1835b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1836b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1838b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 18399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 18409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 18439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 18449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 18459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 18469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 18479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 18489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 18499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 18519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 18529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1855bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 18569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 18589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 18609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 18639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 18649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1866bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 18679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 186999a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1870bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 18737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 18747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 18757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 18767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 18777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 18787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 18797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 18807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 18817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 18849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 18859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1889bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1890bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1891bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1892bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 18939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 18959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 18969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 18979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 18989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 18999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19021c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 19031c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 1904f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 19051c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 19061c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 19071c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 19081c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 19091c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 19101c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 19111c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 19121c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 19131c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 1914df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 1915df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1916df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 1917df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 1918df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1919df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 1920df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 1921df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 1922df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 1923df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 1924df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 1925df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1926df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1927df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 1928df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 1929df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 1930df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1931df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 1932df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1933df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1934df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 1935bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 1936b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1937b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 19389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1939b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 19409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 19419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 19439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 19459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 19469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 19499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 19509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19514c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 19524c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 19534c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 19544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 19554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 19564c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 19574c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 19584c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19594c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 19604c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 19614c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 19624c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19634c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 19644c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 19654c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19664c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19674c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 19684c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 19694c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 19719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 19729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 19739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 19749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 19759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 197732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 197832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 197932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 198032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 198132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 198232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 198332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 198432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 198532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 198632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 198732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 198832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 198932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 199032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 199132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 199232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 199332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 199432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 199532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 199632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 199732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 199832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 1999bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2000bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 2001bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2002bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 2003bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 2004bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2005bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 2006b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2007b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2008b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 200930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 2010b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 201130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 201230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 201330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 201430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 201532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 201632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 201730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 201830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 201930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 202030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 202130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 202230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 202330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 202430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 202530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 202630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 202730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 202830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 202930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 203030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 203130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 203230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 203330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 203430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 203530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 203630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 203730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 203830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 203930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 204030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 204130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 204230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2043bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 204432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 204532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 204632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 204732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 204832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2049bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2050bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2051bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2052bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 205330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 205430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2055bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 205632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 205732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 205832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 205932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 206032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2061bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2062bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2063bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2064bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 206530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2066bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 206730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 206830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2069bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 20709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2072bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2073bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2074bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2075bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 20769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 20789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 20799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2080bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2081bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2082bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2083bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2084b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2085b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2086b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 20879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2088b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 20899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 20909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 20919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 20929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 20939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2094454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 20959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 20969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 20974c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 20989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 20999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 21009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 21019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 21029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 21039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 21049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 21059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 21069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2107055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 21089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 21099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 21109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 21119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 21129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 211336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 211430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 211530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 21166c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 21176c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 21186c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2119ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 212024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 212124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 212224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 21233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 21243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2125d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2126d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2127e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2128e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 21298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 21308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 21318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 21328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 21338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2134e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2135dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2136dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2137dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 21384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 21394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 214025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 214198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2142037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2143037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2144e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 21459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 21469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 21479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21488cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 21493773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 21508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 21519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 21529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 21539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 21549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 21559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 21569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 21579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 21589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 21599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 21609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 21629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 21639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 21649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 21659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 21669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 21679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 21689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 21699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 21709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 21719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 21739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 21749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 21759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 21769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 21779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 21799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 21819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 218336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2185068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2186068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 21879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 218936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2191068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2192068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 21939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 219536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 21989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 220036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 220136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2202068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2203068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 220436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2205068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 22069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 220700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 220800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 220900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 221100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 221200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 221300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 221400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 221500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 221700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 221800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 221900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 222000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 222200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 222300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 222500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 222700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 222800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 223000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 223200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 223500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 223700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 224000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 224200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 224500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 224700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 225000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 225200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 225300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 225400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 225500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 225700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 225800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 225900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 226000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 226200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 226300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 226400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 226500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 226700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 226800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 226900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 227000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 227100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 227300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 227400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 227500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 227600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 227800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 227900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 228000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 228100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 22839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2284c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2285c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2286c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2287c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2288c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2289c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 229036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2291da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2292da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2293da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2294da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2295da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2296da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2297da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2298da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2299f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2300f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 230136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 230236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 230336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 230436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 230536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 230636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 230736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 230836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2309f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2310f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2311f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2312f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2313f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2314f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 231536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 231636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 231736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 231836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 231936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 232036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 232136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 232236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 232336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 232436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2325c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2326c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2327c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2328c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2329c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2330c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2331c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2332699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2333d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2334b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2335b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2336b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2337b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2338b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 233953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 234053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 234153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 234253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 234353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 234453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 234553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 234653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 234753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 234853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 234953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 235053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2351d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2352d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2353699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2354b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2355b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2356b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2357b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 235853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 235953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 23600f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 23610f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 23620f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 23630f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 23640f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 23650f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 23660f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 23670f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 23680f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 23690f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 23700f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 23710f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2372b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2373b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2374b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2375b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2376b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2377e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2378e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2379e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2380e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2381e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2382e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2383e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2384e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2385e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2386e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2387e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2388e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2389e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2390e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2391e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2392e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2393e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2394e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2395e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2396ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2397454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2398454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2399454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2400454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2401454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2402454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2403454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2404454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2405454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2406454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2407454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2408454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2409454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 24109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 24119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 24129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2413eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 241410a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 24159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 24169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 241770fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 24189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24197d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 24207d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 24217d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 24227d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 24237d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 24247d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 24257d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 24267d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 24277d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 24287d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 24297d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 24309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 24327d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 24339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2436df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2437df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2438df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2439df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2440df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2441df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2442df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2443df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2444df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2445df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2446df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2447df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2448df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2449df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2450df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2451df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2452df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2453df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2454d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2455d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2456d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2457d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2458d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2459d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2460d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2461d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2462d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2463d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2464d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2465d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2466d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2467df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 24689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 24699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 24709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 24719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2472a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 24739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 24749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 24759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 24769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 24779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 24829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 24839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 24849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 24869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 24879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 24890a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 24909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 24919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 24929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 24939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 24949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 24959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 24979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 24989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 24999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 25039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 25049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 25059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 25079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 25089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 25109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 25119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25120a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 25130a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 25140a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 25159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 25169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 25179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 25189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 25209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 25219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 25229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 25269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 25279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 25319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 25349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2536cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2537cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 25389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2540cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2541cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 25429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25457d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 25469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 25509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 25539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 25557d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 25567d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 25577d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 25587d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 25597d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 25607d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 25617d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 25627d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 25637d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 25647d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 25657d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 25667d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 25679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2569e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2570f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2571f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2572f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2573f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2574f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2575f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2576f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2577f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2578f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2579f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2580f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2581f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2582f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2583f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2584f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2585f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2586f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2587f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2588f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2589f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2590f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2591e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2592e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2593e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 25949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 25969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 25999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 26019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 26029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 26069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 26099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 26119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 26129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 261526274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 261626274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 261726274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 26189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2619c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2620c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2621c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2622c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2623c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2624c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2625c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2626c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2627c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2628c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2629c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 26309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 26319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2632c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2633c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2634c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2635c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 26369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 26389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 26399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 26409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 26449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2645dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 26469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 26479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 26499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 26509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 26519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 26559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 26579c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 26589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 26609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 26619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 26629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 266532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 266632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2667dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 266832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2669dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2670dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2671dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2672dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 267332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2674dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2675dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2676dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2677dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2678dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2679dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2680dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2681dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2682dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2683dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2684dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2685dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2686dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2687dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2688dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2689dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2690dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2691dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2692dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2693dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2694dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2695dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2696dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2697dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2698dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2699dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2700dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2701dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2702dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2703dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2704dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 270532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 27064c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 270732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 27089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 270932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 271032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2711c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 27129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 27139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2714c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 27159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 27179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 27189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 27199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 27239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 27259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 27269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 27289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 27299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27334c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 27344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 27353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 27364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 27374c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 27384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 27394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 27404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 27414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 27424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 27434c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 27444c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 27459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 27469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 27489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 27519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 27529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 27569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 27589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 27609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 27619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 27659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 27679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 27709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 27719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 27759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 27779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 27799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 27809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2783a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2784a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 27859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 27875f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 27889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27895f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 27909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 27919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 27929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2795a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2796a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2797a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 27989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 28005f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 28019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28025f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 28049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 28059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 28099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 28113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 28125f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 28139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28145f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 28169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 28179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 28189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28214a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 28221620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2823454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2824454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2825454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2826454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2827454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2828454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2829454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2830454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2831454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2832454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2833454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2834454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2835454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2836454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2837454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2838454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2839454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2840454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2841454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2842454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2843454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2844454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2845454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2846454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2847454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 28485f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2849454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2850454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2851454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2852454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2853454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2854454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2855454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2856454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2857454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2858454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2859454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2860454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2861454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2862454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2863454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2864454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2865454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2866454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2867454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2868454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2869454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2870454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2871454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2872454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2873454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2874454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2875454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 28767478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2877da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2878a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2879df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 28807478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2881951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 2882951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 2883951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2884951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 2885951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 2886951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 2887951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 2888951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2889951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 2890951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 2891951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 2892951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 2893951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 2894951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 2895951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 2896951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 2897951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 2898951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 2899951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 290071fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * <pre>{@code 2901951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 2902951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 2903951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 2904951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 2905951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 2906951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 2907951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 290871fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * size = ySize + uvSize * 2; 2909951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 291071fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller *</pre> 2911951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2912951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 2913951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 2914951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 2915951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 2916951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2917a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 2918951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 29199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 29219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 29229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 29239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 29249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 29259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 29289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 29329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 29337478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 29343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 29353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2936951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 29399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 29409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2943f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2944f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2945f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 29469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 29483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 29493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2950951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 29539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2954eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2955eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2956eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2957a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2958eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2959eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2960eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 29619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 296432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 29659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 296632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 296732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2968c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 29709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2971c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2972c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 29759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 29769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 29779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 29819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 29839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 29849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 29869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 29879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 29889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 29929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 29943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 29959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 29979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 29989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 29999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 30039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 3005a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 3006a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 3007a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 3008a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 30099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 30119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 30129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 30139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 30149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 30159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 30189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 30229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 30243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 30279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 30289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 30329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 30343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 30353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 30389c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 30399c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 30409c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 30419c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3042a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 30439c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 30449c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 30459c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 30469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 30499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3050a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3051a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3052a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 305310a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3054a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3055a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3056a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 30579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 30619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3062a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3065a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 30669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3068a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 30699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3070eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3071a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3072eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 307310a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 307410a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 307510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 30769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3077a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 30789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3080a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 30819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3082a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30868969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 30878969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 30888969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 30898969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 30908969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3091a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3092a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3093a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3094a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3095a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3096a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3097a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3098a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3099a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3100a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3101a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3102a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3103a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3104a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3105a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3106a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3107a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3108a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 31092fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 31102fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 31112fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 31122fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 31132fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 31142fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 311569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 31162fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3117e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 31189a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 31192fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 31202fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 31212fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 31222fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 31232fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 31242fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 31252fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 31262fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 31272fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 31282fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 31292fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 31302fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 31312fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3132e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 31332fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 31342fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 31352fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 31362fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 31379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 31389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 31392fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 31409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 31429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 31439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 31449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 31459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 31469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 31479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 31489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 31539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 31569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 31589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 31599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 31639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 31669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 31689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 31699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 31739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 31759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 31779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 31789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 31829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 31849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 31859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 31879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 31889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3191d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes 3192d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * long, in the JPEG EXIF header. 3193055c986ab841f8f758398841730f1e90313b132aRay Chen * 3194055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3195055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3196055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3197055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3198055c986ab841f8f758398841730f1e90313b132aRay Chen } 3199055c986ab841f8f758398841730f1e90313b132aRay Chen 3200055c986ab841f8f758398841730f1e90313b132aRay Chen /** 32019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 32029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 32039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 32059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 32069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 32079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 32089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3209055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 32109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 32149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 32163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 32173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 32183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 32193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 32203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 32213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 32223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 32233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 32243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 32253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 32269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 32289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 32299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 323216b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3233b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3234b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 32359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 32373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3238037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 32399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3241b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3242b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 32439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 324416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 32459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 32499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 32513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 32523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 32539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 32559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 32569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 32579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 32619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 32639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 32643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 32653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 32663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 32673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 32683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 32693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 32703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 32713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 32723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 32739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 32759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 32769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 32809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 32823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 32839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 32859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 32869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 32909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 32929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 32933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 32949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 32969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 32989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 33039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 33053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 33063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 33073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 33083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 33093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 33109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 33129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 33139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 33179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 33193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 33229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 33239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 33279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 33293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 33303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 33339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 33349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 33399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 33419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 33433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 33443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 33453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 33463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 33473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 33483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 33493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 33503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 33513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 33523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 33533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 33543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 33553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 33563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3357da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 33589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 33609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3364c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3365c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3366c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3367c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3368c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 33692988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 33702988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 33719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 33733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 33819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 33833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 33843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 33879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 33939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 33953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 33963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 33973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 33983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 33993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 34003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 34019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 34039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 34049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 34089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 34103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 34139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 34149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 34189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 34203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 34213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 34249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 34259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 342836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 342936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 343036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3431699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3432699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3433699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3434699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 34353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 34363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 34373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 34383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3439f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3440d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 344136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 344236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 344336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 344436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 344536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 344636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 344736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 344836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 34503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 345136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 345236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 345336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 345436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 345536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 345636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 345736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 345836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 34603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 34613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 346236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 346336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 346436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 346536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 346636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 346736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 346836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 34696c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 34706c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34716c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 34726c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 34736c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34746c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 34756c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 34766c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34776c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34786c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 34796c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 34806c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34816c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 34826c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 34836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 34856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 34866c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34876c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34886c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 34896c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 34906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34916c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 34926c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 34936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 34956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 34966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 349924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3500ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 350124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 350224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 350324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 350424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3505ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3506ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 350724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3508ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3509ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3510ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 351124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3512ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 35130402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 35140402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 351524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 351624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 351724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 351824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3519ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3520ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3521ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3522ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3523ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3524ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 352524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3526ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 352724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 352824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 352924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 353024b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 353124b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 353224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 353324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 353424b326a8978bf78e3e560723dde221792784325bWu-cheng Li 353524b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 353624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 353724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 353824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 353924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 354024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3541ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 354224b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 354324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 354424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 354524b326a8978bf78e3e560723dde221792784325bWu-cheng Li 354624b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 354724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 354824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 354924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 355024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 355124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 355224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 355324b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 355424b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 355524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3556ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3557ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3558ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3559d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3560d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 35613773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3562d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3563d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3564d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3565d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3566d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3567d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3568d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3569d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3570d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3571b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3572b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3573d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3574b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3575b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3576b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3577d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3578d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 35793773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 35803773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 35813773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3582d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3583d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 35843773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35853773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 35863773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 35873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 35883773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3589d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 35903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 35913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 35923773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 35933773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 35943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 35953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 35963773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 35973773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 35983773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 35993773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3601b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 36023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36033773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36043773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 36073773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 36083773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36093773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36103773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 36123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 36133773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 36143773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 36153773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36163773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 36173773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36183773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36193773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36203773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 36213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 36223773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36253773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3626d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3627d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3628d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3629d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3630d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3631d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3632d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3633d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3634d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3635d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3636d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3637d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3638d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3639b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3640b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3641d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 364216b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 364316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 364416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3645b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3646b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3647b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3648b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3649b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3650b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3651b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3652b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3653d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3654d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3655d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3656d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3657d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3658d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 365916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3660d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3661d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3662d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3663d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3664d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3665d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3666d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3667d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3668d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3669d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3670d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3671d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3672d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3673b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3674d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3675d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3676d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3677d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3678d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3679d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3680d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3681d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3682d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3683d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3684d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3685d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3686d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3687d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3688d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3689d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3690d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3691d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3692d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3693d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3694d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3695d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3696d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3697d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 369836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 36998cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 37008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 370136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 370236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 37038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 370436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 370536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 37068cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 370736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 370836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 370936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 37118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 37128cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 37138cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 37148cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 37158cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 371636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 371736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 371836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 371936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 37208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 372136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 372236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 372336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 372436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 372536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 372636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 372736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 372836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 372936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 37308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 37318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 373236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 373336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 373436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 373536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 373636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 37378cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 37388cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 37398cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 374036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 374136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 374236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 374336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 37448cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 374536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 374636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 374736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37488cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 37498cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 375036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 37518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 37528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 37538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 37548cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 37558cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 375636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 37578cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 37588cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 375936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 376036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 376136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 376236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 376336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 376436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 376536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 376636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 376736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 37688cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 37698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 377036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 377136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3772e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 377332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3774e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 377532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3776e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 377732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3778e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3779e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3780e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3781d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 378232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3783699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 378432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3785699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3786699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3787699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 378832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3789e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 379032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3791185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 379232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3793e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3794e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3795e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3796e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3797185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3798185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3799185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3800e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3801e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3802e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3803e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3804f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3805e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3806454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3807e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3808e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 380930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 381030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 38117b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 38127b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 381330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 381430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 381530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 381630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 381730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 381830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 381930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 382030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 382130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 382232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 382332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 382430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 382532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 38267b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 382732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 382830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 382932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 383030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 383130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 383230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 383330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3834bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 383532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 383630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 383732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 38384e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 38394e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 38404e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 38414e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 384232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 384330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 384432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 384532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 384632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 384732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 384832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 384930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 385032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 385130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 385230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 385330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 385432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 385530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 385632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 385753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 385853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 385953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 386030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 386130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 386230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 386330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3864f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 386530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 386630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 386730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 386830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 386930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 38707b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 387130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 387230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3873e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3874e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3875e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3876e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3877e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3878e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 38797b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 38807b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3881e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3882e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3883e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3884e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3885e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3886e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3887e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3888e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3889e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 389032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 389132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3892e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 389332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 38947b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 38957b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 389632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3897e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 389832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3899e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3900e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3901e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3902e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3903bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 390432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3905e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 390632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 39074e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 39084e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 39094e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 391032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3911e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 391232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 391332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 391432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 391532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 391632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3917e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 391832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3919e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3920e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3921e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 392232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3923e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 392432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 392532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3926e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3927e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3928e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3929e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3930d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3931e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3932e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3933e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3934e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3935e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3936e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 39377b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3938e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3939e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3940e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3941e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 394230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 394330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 39444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 39454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 39464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 39474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 39484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 39494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 39504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3951464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 39524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3953c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3954c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 39554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 39564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 395725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 39589c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 39599c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 39609c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 39619c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 39629c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 39639c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 39649c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 39659c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 39669c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 39679c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39689c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 39699c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 39709c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 39719c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39729c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 397325d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 397425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 397525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 397625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 397725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 397825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 397998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 39801cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 398198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 39821cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 39831cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 39841cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 39851cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 39861cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 39871cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 39881cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 39891cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 39901cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 39911cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 39921cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 39931cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 39941cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 399598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 39961cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 399798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 39981cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 39991cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 40001cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 40011cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 40021cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 400398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 400498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 400598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 400698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 400798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 400898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 400998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 401098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 4011037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4012037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 4013037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 4014037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 4015037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4016037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 4017037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 4018037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 4019037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 4020037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 4021037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4022037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 4023037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 4024037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 4025037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4026037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 4027037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4028037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4029037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4030037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4031037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4032037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4033037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4034037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4035037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4036037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4037037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4038037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4039037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4040037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4041037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4042037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4043037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4044037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4045037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4046037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4047037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4048037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4049037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4050037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4051037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4052037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4053037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4054037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4055037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4056037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4057037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4058037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4059037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4060037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 40619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 40629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 40649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40660a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40670a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 40690a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40700a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 40719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 40739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 40769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 40789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40800a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40810a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 40830a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40840a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 40859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 40879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 40889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4090454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4091454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4092454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 40930a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40940a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4095454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 40960a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40970a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4098454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4099454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4100454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4101e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4102454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4103454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4104e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 41050a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41060a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4107454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 41080a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41090a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4110e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4111e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4112e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 411324b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 411424b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 411524b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 411624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 411724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 411824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 411924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 412024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 412124b326a8978bf78e3e560723dde221792784325bWu-cheng Li 412224b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 412324b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 412424b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 412524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 412624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 412724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 412824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 412924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 413024b326a8978bf78e3e560723dde221792784325bWu-cheng Li 41319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 41329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 41339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 41349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41360a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41370a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 41389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 41390a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41400a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 41419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 41429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 41449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 41459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 41489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 41499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 41509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 41539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 41549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 41559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 41569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 41579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 41589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 41609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 41619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4162454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4163454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4164454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4165454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4166454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4167454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4168454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4169454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4170454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4171454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4172454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4173454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4174454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4175454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4176454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4177454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4178454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4179454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4180454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4181454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4182454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4183454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4184454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4185454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4186454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 418730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 418830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 418930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4190f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 419130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 419230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 419330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 419430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 419530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 419630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 419730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 419830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 419930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 420030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 420130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 420230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 420330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 420430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 420530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 420630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 420730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 420830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 420930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 421030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4211f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4212f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4213bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4214f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4215f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4216f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4217f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4218f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4219f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4220f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 422130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 422230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4223b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4224b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4225b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4226b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4227b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4228b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 42299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 42309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4231