Camera.java revision bb85e1ccb83492d3df9f4ce12d45ba3db1428744
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.hardware; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport static android.system.OsConstants.*; 2006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala 2110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 2306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.app.ActivityThread; 244f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.content.Context; 25a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 28fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 294f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.media.IAudioService; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 314f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.IBinder; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 344f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.RemoteException; 354f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.ServiceManager; 367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Allocation; 377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Element; 387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RSIllegalArgumentException; 3906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.renderscript.RenderScript; 407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Type; 410a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selenimport android.text.TextUtils; 4206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvalaimport android.util.Log; 43bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 44bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 45bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 46bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 47bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 48bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 497d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkinimport java.util.LinkedHashMap; 50bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 53bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 56df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 57bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 587478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 59df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 60df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 627478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 63df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 64df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 65df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 66df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 67df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 71341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 786c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <li>Call {@link #setDisplayOrientation(int)} to ensure correct orientation of preview. 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 114bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 117bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 118bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 119bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 120bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 121bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 122bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 123341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 124bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 125bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 126df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 127df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 128df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1297478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 130df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1316c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1326c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1336c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1346c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1356c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1366c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 137b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 138b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 139b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 141b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala@Deprecated 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 145d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 146da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 147da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 148da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 149da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 150da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 151da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 152da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 153da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 154da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 156bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1579d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1594838e338129e09a37b8c8ad5e44f85ec5cd3aea1Ashok Bhat private long mNativeContext; // accessed by native methods 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 1657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private boolean mUsingPreviewAllocation; 166e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1689d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 17394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 175a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 177feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 178feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 18110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 18210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 1835da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 1845da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 1855da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 1865da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 1875da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 1885da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 1895da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 1905da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 191c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a picture 1925da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 1935da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 19410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 19510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 19610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 19710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 20010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 20110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 2025da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2035da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2045da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2055da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2065da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2075da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2085da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2095da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 210c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a video 2115da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2125da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 21310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 21410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 21510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 21610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 21710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2184c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2194c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2204c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2214c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2224c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2234c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2244c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2254c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 226a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2274c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2284c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2294c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2304c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2314c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 232a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2334c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 236c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 239c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 241c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 244341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 245564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * The return value of this method might change dynamically if the device 246564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * supports external cameras and an external camera is connected or 247564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * disconnected. 24806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 24906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return total number of accessible camera devices, or 0 if there are no 25006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * cameras or an error was encountered enumerating them. 251e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 252e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 253e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 254e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 255341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 256b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 25706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 25806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if an invalid ID is provided, or if there is an 25906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * error retrieving the information (generally due to a hardware or other 26006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * low-level failure). 261b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2624f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2634f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2644f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2654f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2664f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2674f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2684f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2694f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2704f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2714f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2724f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2734f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2744f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2754f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2764f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 277b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 278b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 279b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 280b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 281b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 282b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 283b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 284b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 285b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 2867836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2877836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2887836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 289b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2907836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2917836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2927836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2937836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 294b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 295b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 296b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 297464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 298b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 299b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3007836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 301b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 302b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 30332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 304b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 30532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 306b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 30732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 3082fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 3092fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 3102fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 3112fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 31232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 313b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 314b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 31569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 31669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 31769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 31869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 319b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3207836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 321f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 322f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 323f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 324f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 325f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 326f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 327f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 328f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 329f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 330f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 331f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 332f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 333f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 334f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 335f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 336b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 337b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 338b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 339a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 340a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 341a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 342a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 343bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 345bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 346341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 347341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 348bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 349bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 350bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 351bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 353bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 355bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 357bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 358bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 359341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 360a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 361bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 362a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 363a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 364a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 365facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 366e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 367e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3687bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 369e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 370e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 371e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 372a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 373a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 37406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * null. Otherwise acts like the {@link #open(int)} call. 37506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 37606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @return a new Camera object for the first back-facing camera, or null if there is no 37706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * backfacing camera 3787836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 381a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 382a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 383a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 384a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 385a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 3867bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 387a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 388a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 389a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3924c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 3934c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 3944c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 3954c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 3964c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 3974c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3984c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 3994c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 4004c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4014c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 4024c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 4034c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 4044c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 4054c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 4064c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 4074c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 4084c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 4094c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 4104c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 4114c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 4124c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 4134c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4144c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4154c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 416a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 4174c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 418a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 419a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 420a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4214c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 4224c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 4234c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 424a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4254c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 426a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 4274c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4284c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4294c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4304c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 431a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 432a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 433a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 434a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4354c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4364c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4374c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4384c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4394c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4404c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4414c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4424c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4434c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4444c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4454c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 446a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4474c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4488ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4498ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4508ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4518ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 4528ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENOSYS) { 4538ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because some methods" 4548ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " are not implemented"); 4558ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EOPNOTSUPP) { 4568ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the hal" 4578ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " version is not supported by this device"); 4588ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EINVAL) { 4598ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the input" 4608ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " arugments are invalid"); 4618ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EBUSY) { 4628ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the camera" 4638ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " device was already opened"); 4648ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EUSERS) { 4658ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the max" 4668ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " number of camera devices were already opened"); 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4688ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 4698ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 4704c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4714c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4724c913801141163362dd5bb7c9784c83f69c11054Zhijun He 473a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4744c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4754c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 4764c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 4774c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 4784c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 4794c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 4804c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 4814c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4824c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 4834c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 4844c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4854c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 4864c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4874c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 4884c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 4894c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4904c913801141163362dd5bb7c9784c83f69c11054Zhijun He 491fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, 492fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav ActivityThread.currentOpPackageName()); 4934c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4944c913801141163362dd5bb7c9784c83f69c11054Zhijun He 495a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 496a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 497a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 498a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 499a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 500a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 501a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 502a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 503a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 504a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 505a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 506a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 507a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 508a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 509a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 510a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 511a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 512a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 513a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 514a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 515a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 516a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 517a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 5187bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 519a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 520feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 5218ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 5228ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 5238ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 5248ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 525feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 5268ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 5278ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 528feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 529feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 530feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 531feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 532feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 533feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 534feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 535feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 536feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 537feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 538feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 539feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 540feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 541feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 542feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 543feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5461c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5471c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5481c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5491c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 5501c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 5511c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 552a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 5539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 554e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5574c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 558788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 559788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 5619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 5704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 574bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 575bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 576bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 577bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 578bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 579bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 580bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 581bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 58242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 58342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 585bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 587bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 5909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 592bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 593bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 594bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 59653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 59742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 59842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 59942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 60042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 601bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 602bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 603bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 604bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 606ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 6079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 609bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 610bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 611bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 612bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 613bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 61553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 61642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 61742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 61842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 619bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 620bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 621bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 623bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 62406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 62506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 627bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 630bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 631fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 632fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 633fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 634fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 636bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 637bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 638bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 639bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 640bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 641bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 642bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 643bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 644bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 645bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 646bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 647bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 648bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 6499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 650bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 651bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 652bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 653bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 65406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 65506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 658b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 659feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 660b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 661feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 662b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 665feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 666feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 667feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 668feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 671fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 672fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 673fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 674fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 675fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 676fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 677fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 678fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 679fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 680fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 681fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 682fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 683fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 684fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 68532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 686e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 687e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 688e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 689e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 690e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 691108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 692108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 693108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 694108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 695108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 696108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 697108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 698fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 699fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 700fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 701fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 702fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 70306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 70406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 705fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 706dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 707fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 708fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 709bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 710bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 711bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 712bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 713bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 714bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 715bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 716b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 717b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 718b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 720b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 724bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 725341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 727951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 728951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 729951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 730951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 731951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 732bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 733a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 734df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 735da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 738bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 744bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 745c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 746c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 747c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 748bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 749bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 750bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 751bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 752bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 753bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 75406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 75506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting preview fails; usually this would be 75606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 75706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 7609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 762bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 763bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 76406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * 76506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if stopping preview fails; usually this would be 76606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * because of a hardware or other low-level error, or because release() 76706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * has been called on this Camera instance. 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 7704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 7714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 772664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 773664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 774664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 775664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 776664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 777f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 778f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 779f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 7809d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 7814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 7849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 7929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 794108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 795bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 796bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 797108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 798108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 799108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 800108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 801108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 802108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 804bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 805bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 80606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 80706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 808108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 81394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 817a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 818a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 81994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 823108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 824108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 825108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 826108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 827108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 828108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 829108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 830108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 832bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 833bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 83406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 83506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 836108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 83994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 84094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 84194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 84594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 84694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 84794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 84894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 84994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 85094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 851108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 852108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 853bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 854108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 855108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 85694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 857bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 858bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 859bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 860108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 86194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 862108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 863bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 864108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 865108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 866108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 867108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 868108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 869108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 87094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 871bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 872bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 87306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if release() has been called on this Camera 87406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * instance. 875bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 876108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 87794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 87894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 87994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 88094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 88194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 8827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 88594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 88894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 8893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 8903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 891bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 892bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 893bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 894bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 895bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 896c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 897951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 898951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 899951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 900951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 901951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 902951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 903951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 904951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 905951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 906951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 907951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 90894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 909bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 910e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 911bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 912bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 913e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 914e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 915e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 91694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 917951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 918951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 9195b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 92094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 921e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 922e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 923e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 924e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 925e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 926e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 927e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 928e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 929e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 930e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 931e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 932e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 933e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 934e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 935e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 936e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 937e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 938e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 939e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 940e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 941e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 942e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 943e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 944e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 945e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 946e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 947e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 94832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 94932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 95032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 95132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 95232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 95332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 954e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 955e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 956e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 957e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 958e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 959e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 960e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 961e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 962e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 963e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 964e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 965e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 966e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 967e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 968e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 969e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 970e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 971e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 972e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 973e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 974e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 975e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 976e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 977e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 978e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 979e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 980e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 981e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 982e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 9867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 9877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 9887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 9897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 9907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 9927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 9937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 9947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 9957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 9967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 9987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 9997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 10007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 10017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 10027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 10037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 10047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 10057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 10067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 10077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 10107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 10117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 10147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 10157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 10167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 10177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 10187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 10197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 10207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 10217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 10227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 10247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 10257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 10277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 10307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 10317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 10327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 10337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 10347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 10357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 10667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 10677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 10687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 10697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 10707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 10717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 10727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 10737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 10767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 10777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 10787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 10797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 10827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 10837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 10857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 10867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 10877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 10887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 10897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 10907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 10917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 10937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 10947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 10967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 10987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 10997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 11007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 11017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 11037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 11047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 11057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 11067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 11087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 11097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 11117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1114a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 11179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 11199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1124c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1129c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1130c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1131e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 11329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1133e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1136c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1137e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1139e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1142c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1143ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1144ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 11459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1146a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1147a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1148a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 115094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1151a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1152a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1153a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 115494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1156ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1160e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1161e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1162e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1163e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1164e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1165e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1166c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1167f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1168f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1169f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1170f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1171f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1172f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1173f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1174e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1175e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1176e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1177e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 11783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 11793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1180e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1183bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 11844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1185f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 11864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 11884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1189c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1191e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 1193e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11969d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 11979d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 11989d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 11999d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 12009d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 12019d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 12139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 12149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 12159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 12179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 12189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 12199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1223bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1224bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 12257478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 12267478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1227df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1228df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 12297478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1230df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1231df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1232bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1233bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1234b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1235b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 12369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1237b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 124169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 124269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 124369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 124469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 12459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1246b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1247b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 124883d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 125183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 125283d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 125553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1258bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1259bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1260bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1261bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1262bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1263bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1264bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1265bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 126636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1267bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1268da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 12697478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 12707478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1271df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1272df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1273bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1274068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1275068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1276bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 12777478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 127853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1279b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1280b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1281b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 128283d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 128353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 128453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 128553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 128653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 128753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 128853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1289108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1290108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1291108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1292108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 129406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting autofocus fails; usually this would 129506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 129606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1297bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 129883d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 129983d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1300108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1304f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1305248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1306248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1307f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1312bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1313bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1314bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1315244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1316bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 131706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if canceling autofocus fails; usually this would 131806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 131906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1321244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1322244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1323244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1324f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1325248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1326248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1327f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1328f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1329f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1330f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1331f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1332f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1333f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1334f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1335f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1336f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1337f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1338f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1339f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1340f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1341f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1342f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1343f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1344244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1345244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1346244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1347244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 13489d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 13499d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13506574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 13516574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 13526574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 13536574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1354b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1355b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1356b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13579d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1358b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13599d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 13609d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 13619d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13629d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 13639d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13649d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 13656574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 13669d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13679d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 13689d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13699d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13709d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13719d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 13729d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13739d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 137406a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if enabling the focus move callback fails; 137506a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * usually this would be because of a hardware or other low-level error, 137606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * or because release() has been called on this Camera instance. 13779d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13789d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 13799d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 13809d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 13819d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13829d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13839d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 13849d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13859d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1386bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1387bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1388bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1389b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1390b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1391b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1393b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 13959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 13969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1397bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1401bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 14049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1408bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1409bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1410b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1411b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1412b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1414b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 14169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1417bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1418bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1419bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 14209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 14229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 14239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 14259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 142806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * Equivalent to <pre>takePicture(Shutter, raw, null, jpeg)</pre>. 14299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1430bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 14339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1434e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1435e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1436e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1437e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1438e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 14399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 14409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 14419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 14429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 14439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1444e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1445e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 14469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 14479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 14489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 14499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 14509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1451e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1452bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1454bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 145542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 145642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 145742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 145840057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1460bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 146140057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1462bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1463bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1464e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1465bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 146606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if starting picture capture fails; usually this 146706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * would be because of a hardware or other low-level error, or because 146806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1469e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1470e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1471e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1474e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1476e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1477e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1478e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1479e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1480e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1481e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1482e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1483e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1484e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1485e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1486e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1487e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1488e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1489e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1490e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1491e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1492e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1493e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 14949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1496e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1497bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 14983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 14993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1500bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1501bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1502bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1503bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1504bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1505bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1506bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1507bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1508bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 150936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 151036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 151136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 15120ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 15130ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1514bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 151536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 151636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 151736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 151836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1519bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 15203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 15213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 15228cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 15230ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 15240ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 152536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 152636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 152736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 152836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 15292fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 15302fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 15312fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1532b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1533b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1534b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1535d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 153669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 15372fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 15382fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1539d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 154069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 154169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1542b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1543724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1544724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1545724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1546724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1547724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1548724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1549724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1550724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1551724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1552724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1553724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1554724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1555724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1556724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1557b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 15582fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 15592fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 15602fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 15612fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 15622fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 15632fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 15642fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1565724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1566724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1567b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1568d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1569d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1570d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1571d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 15726c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <p><b>Note: </b>Before API level 24, the default value for orientation is 0. Starting in 15736c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * API level 24, the default orientation will be such that applications in forced-landscape mode 15746c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * will have correct preview orientation, which may be either a default of 0 or 15756c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 180. Applications that operate in portrait mode or allow for changing orientation must still 15766c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * call this method after each orientation change to ensure correct preview display in all 15776c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * cases.</p> 15786c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 1579d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 15806c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * Valid values are 0, 90, 180, and 270. 158106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if setting orientation fails; usually this would 158206a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 158306a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 15842fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1585d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1586d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1587d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1588d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1589487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 159069fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1591487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1592487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1593487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1594487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1595487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 159669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1597487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1598487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1599487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1600487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1601487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 160269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 160369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 160469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1605487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1606487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1607487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1608487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 160906a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if the call fails; usually this would be because 161006a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * of a hardware or other low-level error, or because release() has been 161106a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * called on this Camera instance. 161269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1613487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 161469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 161569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 16164f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 16174f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (!enabled) { 16184f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 16194f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 16204f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 16214f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) return false; 16224f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 16234f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 16244f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 16254f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 16264f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala return _enableShutterSound(enabled); 16274f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 16284f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 16296653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin /** 16306653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * Disable the shutter sound unconditionally. 16316653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 16326653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * <p> 16336653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * This is only guaranteed to work for legacy cameras 16346653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * (i.e. initialized with {@link #cameraInitUnspecified}). Trying to call this on 16356653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * a regular camera will force a conditional check in the camera service. 16366653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * </p> 16376653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 16386653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @return {@code true} if the shutter sound state was successfully 16396653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code false} if the shutter sound state could not be 16406653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code true} is also returned if shutter sound playback 16416653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * is already set to the requested state. 16426653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 16436653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @hide 16446653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin */ 16456653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin public final boolean disableShutterSound() { 16466653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin return _enableShutterSound(/*enabled*/false); 16476653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin } 16486653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin 16494f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 165069fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 165169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1652bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1653bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1654bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1655bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1656b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1657b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1658b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1659e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1660b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1662e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1663e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1664bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 166536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 166636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 16673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 166836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 166936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1670e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1671e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1673e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1674e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1675e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 16763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 167736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 16788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 16793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 16808cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1681e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1683e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 16843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1685e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 16869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 16894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1690b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1691b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 16924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1693b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 16954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 16984c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 169953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1700464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 17014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1702f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 17034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1706c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 17074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 17084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 17094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1710c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 17114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 17124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 17134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 17144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 17154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1718c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 17194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 17204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 17214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 17224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1723c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 17244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 17254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 17268c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 17274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 17288c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 17298c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 17308c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 17318c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 17328c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 17338c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 17348c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 17358c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 17368c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 17378c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 17388c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 17398c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 17408c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 17414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1742c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 17434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 17444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 17454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 17464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1747c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 17484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1749c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 17504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 17514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 17524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1753c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 17544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 17554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1758c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 17594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1760464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 17624c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 17634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 17644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 17654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 17684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 17694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1771464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 177253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1773464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1774464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 17754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1776464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1777b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1778b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 17794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1780b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1781f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1782c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1783c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1784c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1785bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1786bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1787bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 17884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 17904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1791c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1792c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 17938c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 17948c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 17958c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 17968c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1797f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1798f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1799f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 18008c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 18018c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 18028c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 18038c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 18048c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 18058c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 18068c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 18078c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 18088c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 18098c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 18108c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 18118c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 18128c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 18138c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 18148c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 18158c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 18168c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 18178c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 18184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1819464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 18204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1821bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 18224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 18234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 18248df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 18258df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 18268df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 18278df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 18288df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 18298df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 18308df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 18318df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 18324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1833464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 18344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1835bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1836d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1837d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1838d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1839d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1840d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1841d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1842d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1843d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1844d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1845d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1846d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1847d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1848d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1849d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1850d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1851d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1852d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1853d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1854d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1855d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1856d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1857d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1858d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1859d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1860d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1861d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1862d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1863d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1864d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1865d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1866d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1867d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1868d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1869d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1870d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1871d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1872d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 18734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1875bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1876bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1877bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1878bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1880bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1881bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1882e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * Camera was disconnected due to use by higher priority user. 1883e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * @see Camera.ErrorCallback 1884e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk */ 1885e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk public static final int CAMERA_ERROR_EVICTED = 2; 1886e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk 1887e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk /** 1888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1889bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1890bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1891bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 18939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1895bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1896bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1897bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 1898b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1899b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1900b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 19019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1902b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 19039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 19049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 19059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 19079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 19089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 19099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 19109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 19119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 19129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 19159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 19169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1919bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 19209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 19229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 19239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 19249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 19279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 19289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1930bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 19319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 193399a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1934bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 19359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 19377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 19387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 19397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 19407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 19417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 19427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 19437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 19447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 19457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 19467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 19477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 19499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1952bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1953bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1954bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1955bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 195606a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * @throws RuntimeException if reading parameters fails; usually this would 195706a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * be because of a hardware or other low-level error, or because 195806a771813bc4796501fb91532ca77aaf9c2e0390Eino-Ville Talvala * release() has been called on this Camera instance. 1959bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 19609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 19629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 19639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 19649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 19659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 19669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19691c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 19701c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 1971f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 19721c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 19731c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 19741c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 19751c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 19761c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 19771c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 19781c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 19791c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 19801c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 1981df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 1982df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1983df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 1984df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 1985df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1986df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 1987df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 1988df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 1989df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 1990df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 1991df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 1992df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1993df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1994df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 1995df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 1996df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 1997df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1998df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 1999df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2000df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2001df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 2002bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 2003b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2004b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 20059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2006b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 20079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 20089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 20109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 20129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 20139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 20159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 20169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 20179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20184c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 20194c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 20204c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 20214c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 20224c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 20234c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 20244c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 20254c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 20264c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 20274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 20284c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 20294c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 20304c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 20314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 20324c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 20334c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 20344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 20354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 20364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 20379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 20389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 20399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 20409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 20419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 20429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 204432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 204532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 204632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 204732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 204832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 204932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 205032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 205132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 205232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 205332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 205432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 205532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 205632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 205732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 205832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 205932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 206032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 206132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 206232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 206332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 206432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 206532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 2066bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2067bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 2068bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2069bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 2070bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 2071bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2072bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 2073b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2074b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2075b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 207630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 2077b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 207830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 207930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 208030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 208130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 208232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 208332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 208430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 208530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 208630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 208730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 208830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 208930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 209030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 209130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 209230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 209330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 209430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 209530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 209630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 209730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 209830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 209930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 210030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 210130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 210230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 210330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 210430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 210530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 210630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 210730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 210830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 210930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2110bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 211132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 211232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 211332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 211432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 211532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2116bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2117bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2118bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2119bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 212030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 212130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2122bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 212332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 212432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 212532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 212632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 212732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2128bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2129bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2130bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2131bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 213230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2133bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 213430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 213530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2136bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 21379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2139bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2140bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2141bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2142bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 21439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 21459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 21469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2147bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2148bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2149bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2150bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2151b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2152b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2153b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 21549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2155b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 21569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 21579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 21589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 21599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 21609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2161454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 21629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 21639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 21644c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 21659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 21669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 21679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 21689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 21699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 21709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 21719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 21729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 21739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2174055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 21759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 21769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 21779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 21789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 21799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 218036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 218130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 218230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 21836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 21846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 21856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2186ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 218724b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 218824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 218924b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 21903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 21913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2192d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2193d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2194e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2195e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 21968cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 21978cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 21988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 21998cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 22008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2201e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2202dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2203dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2204dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 22054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 22064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 220725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 220898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2209037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2210037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2211e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 22129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 22139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 22149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22158cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 22163773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 22178cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 22189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 22199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 22209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 22219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 22229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 22239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 22249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 22259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 22269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 22279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 22299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 22309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 22319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 22329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 22339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 22349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 22359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 22369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 22379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 22389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 22409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 22419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 22429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 22439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 22449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 22469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 22489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 225036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 22519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2252068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2253068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 22549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 225636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 22579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2258068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2259068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 22609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 226236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 22639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 226736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 226836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2269068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2270068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 227136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2272068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 22739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 227400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 227500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 227600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 227800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 227900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 228000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 228100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 228200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 228400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 228500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 228600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 228700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 228900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 229000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 229100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 229200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 229400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 229500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 229600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 229700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 229900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 230000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 230100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 230200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 230400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 230500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 230600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 230700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 230900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 231000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 231100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 231200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 231400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 231500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 231600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 231700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 231900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 232000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 232100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 232200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 232400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 232500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 232600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 232700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 232900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 233000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 233100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 233200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 233400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 233500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 233600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 233700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 233800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 234000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 234100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 234200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 234300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 234500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 234600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 234700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 234800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 23499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 23509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2351c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2352c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2353c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2354c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2355c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2356c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 235736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2358da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2359da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2360da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2361da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2362da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2363da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2364da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2365da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2366f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2367f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 236836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 236936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 237036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 237136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 237236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 237336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 237436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 237536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2376f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2377f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2378f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2379f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2380f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2381f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 238236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 238336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 238436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 238536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 238636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 238736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 238836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 238936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 239036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 239136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2392c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2393c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2394c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2395c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2396c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2397c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2398c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2399699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2400d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2401b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2402b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2403b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2404b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2405b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 240653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 240753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 240853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 240953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 241053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 241153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 241253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 241353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 241453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 241553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 241653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 241753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2418d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2419d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2420699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2421b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2422b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2423b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2424b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 242553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 242653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 24270f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 24280f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 24290f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 24300f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 24310f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 24320f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 24330f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 24340f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 24350f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 24360f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 24370f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 24380f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2439b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2440b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2441b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2442b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2443b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2444e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2445e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2446e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2447e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2448e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2449e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2450e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2451e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2452e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2453e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2454e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2455e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2456e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2457e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2458e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2459e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2460e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2461e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2462e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2463ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2464454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2465454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2466454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2467454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2468454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2469454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2470454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2471454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2472454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2473454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2474454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2475454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2476454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 24779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 24789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 24799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2480eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 248110a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 24829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 24839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 248470fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 24859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24867d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 24877d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 24887d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 24897d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 24907d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 24917d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 24927d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 24937d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 24947d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 24957d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 24967d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 24979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 24997d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 25009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2503df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2504df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2505df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2506df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2507df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2508df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2509df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2510df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2511df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2512df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2513df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2514df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2515df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2516df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2517df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2518df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2519df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2520df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2521d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2522d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2523d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2524d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2525d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2526d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2527d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2528d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2529d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2530d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2531d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2532d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2533d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2534df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 25359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 25369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 25379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 25389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2539a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 25409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 25419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 25429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 25439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 25449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 25499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 25509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 25519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 25539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 25549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 25560a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 25579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 25589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 25599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 25609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 25619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 25629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 25649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 25659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 25669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 25709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 25719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 25729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 25749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 25759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 25779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 25789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25790a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 25800a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 25810a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 25829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 25839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 25849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 25859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 25879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 25889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 25899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 25939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 25949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 25989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 26019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2603cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2604cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 26059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 26069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2607cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2608cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 26099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 26109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26127d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 26139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 26179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 26209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 26227d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 26237d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 26247d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 26257d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 26267d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 26277d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 26287d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 26297d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 26307d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 26317d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 26327d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 26337d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 26349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2636e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2637f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2638f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2639f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2640f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2641f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2642f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2643f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2644f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2645f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2646f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2647f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2648f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2649f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2650f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2651f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2652f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2653f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2654f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2655f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2656f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2657f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2658e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2659e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2660e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 26619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 26639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 26669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 26689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 26699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 26739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 26769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 26789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 26799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 268226274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 268326274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 268426274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 26859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2686c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2687c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2688c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2689c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2690c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2691c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2692c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2693c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2694c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2695c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2696c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 26979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 26989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2699c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2700c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2701c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2702c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 27039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 27059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 27069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 27079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 27119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2712dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 27139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 27149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 27169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 27179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 27189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 27229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 27249c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 27259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 27279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 27289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 27299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 273232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 273332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2734dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 273532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2736dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2737dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2738dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2739dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 274032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2741dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2742dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2743dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2744dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2745dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2746dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2747dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2748dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2749dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2750dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2751dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2752dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2753dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2754dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2755dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2756dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2757dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2758dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2759dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2760dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2761dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2762dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2763dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2764dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2765dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2766dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2767dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2768dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2769dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2770dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2771dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 277232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 27734c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 277432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 27759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 277632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 277732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2778c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 27799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 27809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2781c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 27829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 27849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 27859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 27869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 27909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 27929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 27939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 27959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 27969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 27979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28004c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 28014c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 28023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 28034c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 28044c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 28054c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 28064c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 28074c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 28084c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 28094c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 28104c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 28114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 28129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 28139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 28159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 28169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 28189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 28199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 28239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 28259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 28279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 28289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 28329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 28349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 28359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 28379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 28389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 28429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 28449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 28469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 28479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2850a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2851a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 28529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 28545f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 28559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28565f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 28589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 28599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2862a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2863a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2864a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 28659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 28675f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 28689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28695f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 28719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 28729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 28769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 28783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 28795f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 28809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28815f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 28839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 28849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 28859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28884a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 28891620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2890454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2891454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2892454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2893454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2894454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2895454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2896454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2897454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2898454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2899454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2900454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2901454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2902454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2903454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2904454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2905454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2906454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2907454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2908454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2909454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2910454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2911454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2912454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2913454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2914454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 29155f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2916454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2917454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2918454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2919454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2920454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2921454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2922454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2923454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2924454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2925454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2926454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2927454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2928454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2929454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2930454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2931454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2932454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2933454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2934454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2935454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2936454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2937454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2938454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2939454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2940454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2941454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2942454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 29437478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2944da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2945a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2946df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 29477478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2948951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 2949951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 2950951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2951951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 2952951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 2953951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 2954951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 2955951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2956951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 2957951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 2958951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 2959951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 2960951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 2961951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 2962951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 2963951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 2964951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 2965951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 2966951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 296771fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * <pre>{@code 2968951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 2969951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 2970951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 2971951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 2972951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 2973951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 2974951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 297571fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * size = ySize + uvSize * 2; 2976951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 297771fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller *</pre> 2978951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2979951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 2980951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 2981951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 2982951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 2983951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2984a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 2985951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 29869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 29889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 29899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 29909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 29919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 29929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 29959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 29999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 30007478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 30013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 30023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3003951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 30049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 30069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 30079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3010f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 3011f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 3012f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 30139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 30153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 30163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 3017951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 30189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 30209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 3021eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 3022eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 3023eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 3024a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 3025eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 3026eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 3027eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 30289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 303132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 30329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 303332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 303432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 3035c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 30369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 30379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 3038c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 3039c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 30409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 30429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 30439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 30449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 30489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 30509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 30519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 30539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 30549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 30559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 30599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 30613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 30629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 30649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 30659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 30669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 30709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 3072a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 3073a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 3074a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 3075a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 30769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 30789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 30799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 30809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 30819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 30829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 30859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 30899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 30913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 30949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 30959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 30999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 31013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 31023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 31039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 31059c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 31069c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 31079c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 31089c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3109a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 31109c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 31119c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 31129c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 31139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 31169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3117a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3118a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3119a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 312010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3121a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3122a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3123a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 31249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 31289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3129a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 31309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3132a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 31339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3135a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 31369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3137eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3138a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3139eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 314010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 314110a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 314210a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 31439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3144a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 31459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3147a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 31489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3149a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 31509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31538969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 31548969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 31558969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 31568969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 31578969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3158a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3159a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3160a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3161a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3162a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3163a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3164a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3165a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3166a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3167a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3168a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3169a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3170a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3171a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3172a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3173a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3174a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3175a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 31762fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 31772fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 31782fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 31792fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 31802fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 31812fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 318269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 31832fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3184e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 31859a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 31862fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 31872fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 31882fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 31892fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 31902fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 31912fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 31922fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 31932fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 31942fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 31952fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 31962fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 31972fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 31982fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3199e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 32002fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 32012fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 32022fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 32032fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 32049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 32059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 32062fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 32079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 32099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 32109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 32119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 32129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 32139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 32149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 32159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 32209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 32219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 32239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 32259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 32269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 32309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 32319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 32339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 32359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 32369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 32409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 32429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 32449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 32459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 32499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 32519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 32529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 32549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 32559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3258d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes 3259d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * long, in the JPEG EXIF header. 3260055c986ab841f8f758398841730f1e90313b132aRay Chen * 3261055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3262055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3263055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3264055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3265055c986ab841f8f758398841730f1e90313b132aRay Chen } 3266055c986ab841f8f758398841730f1e90313b132aRay Chen 3267055c986ab841f8f758398841730f1e90313b132aRay Chen /** 32689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 32699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 32709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 32729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 32739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 32749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 32759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3276055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 32779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 32819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 32833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 32843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 32853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 32863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 32873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 32883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 32893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 32903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 32913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 32923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 32939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 32959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 32969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 329916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3300b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3301b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 33029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 33043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3305037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 33069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3308b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3309b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 33109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 331116b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 33129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 33169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 33183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 33193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 33209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 33229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 33239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 33289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 33309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 33323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 33333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 33343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 33353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 33363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 33373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 33383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 33393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 33409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 33429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 33439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 33479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 33493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 33509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 33529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 33539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 33579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 33709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 33723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 33733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 33743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 33753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 33763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 33799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 33809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 33849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 33863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 33949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 33963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 33973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 34009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 34019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 34069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 34089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 34093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 34103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 34113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 34123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 34133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 34143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 34153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 34163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 34173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 34183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 34193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 34203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 34213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 34223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 34233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3424da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 34259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 34289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3431c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3432c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3433c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3434c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3435c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 34362988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 34372988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 34389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 34403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 34419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 34439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 34449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 34489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 34503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 34513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 34529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 34549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 34559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 34609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 34623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 34633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 34643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 34653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 34663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 34673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 34689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 34709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 34719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 34759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 34773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 34809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 34819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 34859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 34873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 34883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 34919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 34929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 349536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 349636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 349736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3498699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3499699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3500699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3501699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 35023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 35033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 35043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 35053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3506f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3507d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 350836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 350936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 351036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 351136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 351236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 351336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 351436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 351536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 35163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 35173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 351836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 351936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 352036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 352136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 352236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 352336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 352436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 352536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 35263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 35273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 35283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 352936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 353036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 353136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 353236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 353336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 353436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 353536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 35366c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 35376c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3538bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * @return the focal length. Returns -1.0 when the device 3539bb85e1ccb83492d3df9f4ce12d45ba3db1428744Yin-Chia Yeh * doesn't report focal length information. 35406c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 35416c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 35426c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 35436c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 35446c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 35456c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 35466c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 35476c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3548564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return horizontal angle of view. Returns -1.0 when the device 3549564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 35506c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 35516c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 35526c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 35536c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 35546c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 35556c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 35566c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 35576c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 3558564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * @return vertical angle of view. Returns -1.0 when the device 3559564ae82230c0a694b5781fe01e2e01bea46a1c18Yin-Chia Yeh * doesn't report view angle information. 35606c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 35616c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 35626c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 35636c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 35646c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 35656c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 356624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3567ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 356824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 356924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 357024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 357124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3572ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3573ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 357424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3575ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3576ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3577ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 357824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3579ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 35800402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 35810402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 358224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 358324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 358424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 358524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3586ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3587ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3588ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3589ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3590ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3591ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 359224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3593ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 359424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 359524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 359624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 359724b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 359824b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 359924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 360024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 360124b326a8978bf78e3e560723dde221792784325bWu-cheng Li 360224b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 360324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 360424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 360524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 360624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 360724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3608ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 360924b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 361024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 361124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 361224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 361324b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 361424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 361524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 361624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 361724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 361824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 361924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 362024b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 362124b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 362224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3623ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3624ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3625ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3626d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3627d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 36283773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3629d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3630d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3631d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3632d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3633d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3634d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3635d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3636d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3637d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3638b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3639b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3640d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3641b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3642b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3643b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3644d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3645d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 36463773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 36473773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 36483773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3649d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3650d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 36513773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36523773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 36533773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 36543773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 36553773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3656d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 36573773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36583773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 36593773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 36603773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36613773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36623773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 36633773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 36643773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 36653773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 36663773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36673773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3668b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 36693773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36703773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36713773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36723773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36733773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 36743773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 36753773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36763773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36773773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36783773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 36793773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 36803773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 36813773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 36823773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36833773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 36843773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36853773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36863773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 36883773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 36893773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36923773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3693d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3694d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3695d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3696d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3697d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3698d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3699d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3700d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3701d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3702d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3703d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3704d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3705d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3706b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3707b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3708d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 370916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 371016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 371116b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3712b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3713b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3714b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3715b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3716b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3717b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3718b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3719b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3720d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3721d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3722d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3723d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3724d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3725d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 372616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3727d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3728d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3729d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3730d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3731d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3732d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3733d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3734d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3735d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3736d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3737d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3738d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3739d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3740b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3741d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3742d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3743d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3744d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3745d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3746d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3747d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3748d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3749d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3750d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3751d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3752d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3753d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3754d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3755d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3756d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3757d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3758d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3759d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3760d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3761d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3762d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3763d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3764d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 376536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 37668cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 37678cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 376836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 376936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 37708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 377136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 377236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 37738cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 377436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 377536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 377636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37778cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 37788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 37798cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 37808cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 37818cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 37828cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 378336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 378436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 378536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 378636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 37878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 378836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 378936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 379036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 379136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 379236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 379336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 379436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 379536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 379636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 37978cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 37988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 379936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 380036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 380136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 380236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 380336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 38048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 38058cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 38068cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 380736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 380836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 380936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 381036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 38118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 381236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 381336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 381436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 38158cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 38168cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 381736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 38188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 38198cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 38208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 38218cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 38228cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 382336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 38248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 38258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 382636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 382736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 382836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 382936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 383036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 383136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 383236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 383336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 383436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 38358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 38368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 383736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 383836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3839e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 384032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3841e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 384232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3843e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 384432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3845e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3846e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3847e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3848d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 384932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3850699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 385132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3852699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3853699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3854699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 385532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3856e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 385732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3858185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 385932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3860e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3861e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3862e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3863e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3864185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3865185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3866185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3867e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3868e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3869e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3870e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3871f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3872e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3873454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3874e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3875e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 387630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 387730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 38787b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 38797b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 388030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 388130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 388230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 388330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 388430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 388530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 388630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 388730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 388830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 388932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 389032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 389130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 389232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 38937b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 389432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 389530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 389632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 389730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 389830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 389930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 390030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3901bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 390232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 390330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 390432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 39054e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 39064e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 39074e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 39084e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 390932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 391030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 391132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 391232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 391332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 391432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 391532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 391630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 391732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 391830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 391930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 392030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 392132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 392230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 392332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 392453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 392553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 392653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 392730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 392830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 392930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 393030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3931f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 393230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 393330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 393430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 393530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 393630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 39377b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 393830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 393930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3940e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3941e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3942e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3943e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3944e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3945e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 39467b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 39477b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3948e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3949e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3950e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3951e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3952e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3953e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3954e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3955e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3956e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 395732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 395832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3959e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 396032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 39617b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 39627b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 396332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3964e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 396532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3966e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3967e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3968e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3969e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3970bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 397132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3972e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 397332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 39744e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 39754e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 39764e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 397732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3978e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 397932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 398032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 398132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 398232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 398332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3984e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 398532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3986e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3987e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3988e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 398932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3990e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 399132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 399232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3993e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3994e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3995e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3996e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3997d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3998e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3999e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 4000e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 4001e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 4002e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 4003e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 40047b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 4005e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 4006e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 4007e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 4008e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 400930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 401030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 40114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 40124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 40134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 40144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 40154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 40164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 40174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 4018464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 40194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 4020c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 4021c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 40224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 40234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 402425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 40259c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 40269c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 40279c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 40289c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 40299c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 40309c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 40319c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 40329c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 40339c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 40349c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 40359c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 40369c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 40379c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 40389c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 40399c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 404025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 404125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 404225d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 404325d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 404425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 404525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 404698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 40471cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 404898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 40491cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 40501cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 40511cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 40521cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 40531cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 40541cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 40551cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 40561cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 40571cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 40581cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 40591cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 40601cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 40611cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 406298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 40631cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 406498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 40651cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 40661cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 40671cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 40681cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 40691cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 407098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 407198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 407298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 407398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 407498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 407598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 407698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 407798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 4078037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4079037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 4080037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 4081037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 4082037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4083037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 4084037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 4085037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 4086037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 4087037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 4088037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4089037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 4090037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 4091037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 4092037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4093037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 4094037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4095037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4096037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4097037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4098037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4099037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4100037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4101037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4102037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4103037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4104037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4105037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4106037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4107037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4108037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4109037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4110037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4111037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4112037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4113037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4114037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4115037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4116037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4117037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4118037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4119037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4120037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4121037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4122037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4123037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4124037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4125037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4126037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4127037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 41289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 41299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 41309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 41319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41330a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41340a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 41359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 41360a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41370a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 41389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 41409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 41439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 41449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 41459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41470a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41480a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 41499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 41500a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41510a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 41529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 41549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 41559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4157454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4158454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4159454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 41600a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41610a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4162454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 41630a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41640a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4165454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4166454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4167454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4168e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4169454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4170454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4171e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 41720a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41730a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4174454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 41750a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41760a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4177e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4178e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4179e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 418024b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 418124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 418224b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 418324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 418424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 418524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 418624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 418724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 418824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 418924b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 419024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 419124b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 419224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 419324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 419424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 419524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 419624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 419724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 41989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 41999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 42009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 42019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 42029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42030a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 42040a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 42059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 42060a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 42070a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 42089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 42099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 42119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 42129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 42159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 42169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 42179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 42189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 42199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 42209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 42219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 42229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 42239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 42249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 42259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 42269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 42279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 42289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4229454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4230454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4231454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4232454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4233454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4234454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4235454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4236454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4237454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4238454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4239454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4240454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4241454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4242454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4243454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4244454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4245454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4246454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4247454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4248454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4249454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4250454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4251454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4252454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4253454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 425430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 425530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 425630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4257f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 425830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 425930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 426030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 426130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 426230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 426330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 426430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 426530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 426630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 426730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 426830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 426930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 427030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 427130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 427230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 427330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 427430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 427530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 427630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 427730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4278f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4279f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4280bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4281f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4282f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4283f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4284f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4285f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4286f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4287f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 428830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 428930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4290b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4291b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4292b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4293b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4294b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4295b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 42969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 42979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4298