Camera.java revision c154195d27c51ffd8a3a114de5e462a8b1fdfa8b
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.hardware; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvalaimport android.app.ActivityThread; 2010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 2245ecf29484b7919886eaf62e39622cf557cc915bDianne Hackbornimport android.app.job.JobInfo; 234f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.content.Context; 24a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 27fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 284f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.media.IAudioService; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 304f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.IBinder; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 334f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.RemoteException; 344f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.ServiceManager; 357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Allocation; 367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Element; 377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RenderScript; 387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RSIllegalArgumentException; 397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Type; 40bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.util.Log; 410a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selenimport android.text.TextUtils; 42bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 43bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 44bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 45bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 46bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 47bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 487d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkinimport java.util.LinkedHashMap; 49bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 518ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsicimport static android.system.OsConstants.*; 528ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 57df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 58bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 597478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 60df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 61df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 637478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 64df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 65df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 66df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 67df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 68df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 72341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 796c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <li>Call {@link #setDisplayOrientation(int)} to ensure correct orientation of preview. 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 114bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 117bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 118bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 119bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 120bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 121bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 122bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 123bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 124341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 125bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 126bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 127df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 128df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 129df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1307478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 131df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1326c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1336c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1346c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1356c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1366c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1376c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 138b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 139b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 140b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 142b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala@Deprecated 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 146d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 147da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 148da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 149da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 150da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 151da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 152da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 153da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 154da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 155da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 157bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1589d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1604838e338129e09a37b8c8ad5e44f85ec5cd3aea1Ashok Bhat private long mNativeContext; // accessed by native methods 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 1667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private boolean mUsingPreviewAllocation; 167e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1699d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 17494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 176a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 178feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 179feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 18210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 18310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 1845da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 1855da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 1865da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 1875da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 1885da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 1895da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 1905da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 1915da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 192c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a picture 1935da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 1945da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 19510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 19610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 19710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 20010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 20110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 20210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 2035da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2045da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#N Android N} this broadcast was removed, and 2055da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * applications are recommended to use 2065da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * {@link android.app.job.JobInfo.Builder JobInfo.Builder}.{@link android.app.job.JobInfo.Builder#addTriggerContentUri} 2075da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * instead.</p> 2085da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * 2095da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * <p>In {@link android.os.Build.VERSION_CODES#O Android O} this broadcast has been brought 2105da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * back, but only for <em>registered</em> receivers. Apps that are actively running can 211c154195d27c51ffd8a3a114de5e462a8b1fdfa8bDianne Hackborn * again listen to the broadcast if they want an immediate clear signal about a video 2125da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * being taken, however anything doing heavy work (or needing to be launched) as a result of 2135da9e9495daf0cd1d353f1cdb9983908997bdfe3Dianne Hackborn * this should still use JobScheduler.</p> 21410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 21510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 21610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 21710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 21810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2194c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2204c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2214c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2224c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2234c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2244c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2254c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2264c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 227a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2284c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2294c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2304c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2314c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2324c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 233a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2344c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 237c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 240c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 242c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 245341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 246e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 247e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 248e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 249e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 250341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 251b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 252b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2534f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2544f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2554f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2564f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2574f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2584f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2594f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2604f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2614f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2624f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2634f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2644f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2654f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2664f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2674f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 268b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 269b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 270b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 271b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 272b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 273b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 274b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 275b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 276b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 2777836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2787836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2797836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 280b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2817836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2827836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2837836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2847836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 285b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 286b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 287b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 288464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 289b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 290b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2917836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 292b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 293b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 29432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 295b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 29632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 297b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 29832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 2992fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 3002fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 3012fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 3022fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 30332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 304b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 305b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 30669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 30769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 30869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 30969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 310b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 3117836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 312f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 313f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 314f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 315f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 316f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 317f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 318f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 319f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 320f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 321f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 322f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 323f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 324f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 325f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 326f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 327b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 328b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 329b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 330a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 331a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 332a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 333a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 334bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 336bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 337341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 338341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 339bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 340bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 341bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 342bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 343bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 345bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 346bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 347bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 348bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 349bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 350341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 351a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 353a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 354a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 355a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 356facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 357e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 358e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3597bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 360e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 361e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 362e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 363a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 364a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 365a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 3667836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 369a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 370a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 371a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 372a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 373a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 3747bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 375a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 376a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 377a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3804c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 3814c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 3824c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 3834c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 3844c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 3854c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3864c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 3874c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 3884c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3894c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 3904c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 3914c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3924c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 3934c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 3944c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 3954c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 3964c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 3974c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 3984c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 3994c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 4004c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 4014c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4024c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4034c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 404a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 4054c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 406a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 407a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 408a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4094c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 4104c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 4114c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 412a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 4134c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 414a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 4154c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4164c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4174c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4184c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 419a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 420a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 421a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 422a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4234c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4244c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4254c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4264c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4274c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4284c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4294c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4304c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4314c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4324c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4334c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 434a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4354c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4368ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 4378ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 4388ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 4398ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 4408ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENOSYS) { 4418ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because some methods" 4428ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " are not implemented"); 4438ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EOPNOTSUPP) { 4448ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the hal" 4458ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " version is not supported by this device"); 4468ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EINVAL) { 4478ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the input" 4488ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " arugments are invalid"); 4498ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EBUSY) { 4508ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the camera" 4518ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " device was already opened"); 4528ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -EUSERS) { 4538ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed because the max" 4548ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic + " number of camera devices were already opened"); 4554c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4568ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 4578ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 4584c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4594c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4604c913801141163362dd5bb7c9784c83f69c11054Zhijun He 461a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4624c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4634c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 4644c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 4654c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 4664c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 4684c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 4694c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4704c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 4714c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 4724c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4734c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 4744c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4754c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 4764c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 4774c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4784c913801141163362dd5bb7c9784c83f69c11054Zhijun He 479fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, 480fbf0ecabac5d7a929628b43ffe8f4f953e47bd54Svetoslav ActivityThread.currentOpPackageName()); 4814c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4824c913801141163362dd5bb7c9784c83f69c11054Zhijun He 483a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 484a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 485a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 486a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 487a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 488a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 489a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 490a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 491a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 492a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 493a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 494a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 495a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 496a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 497a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 498a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 499a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 500a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 501a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 502a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 503a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 504a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 505a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 5067bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 507a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 508feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 5098ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic if (err == -EACCES) { 5108ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Fail to connect to camera service"); 5118ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic } else if (err == -ENODEV) { 5128ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Camera initialization failed"); 513feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 5148ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic // Should never hit this. 5158ea56f68517ffa42bd5f43ab67f4ebfcfcb0cd23Lazar Trsic throw new RuntimeException("Unknown camera error"); 516feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 517feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 518feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 519feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 520feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 521feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 522feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 523feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 524feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 525feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 526feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 527feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 528feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 529feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 530feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 531feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5341c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5351c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5361c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5371c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 5381c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 5391c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 540a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 5419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 542e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5454c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 546788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 547788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 5499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 554bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 5584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 562bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 563bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 564bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 567bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 568bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 569bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 57042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 57142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 573bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 575bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 577bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 5789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 580bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 581bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 582bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 58453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 58542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 58642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 58742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 58842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 591bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 592bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 594ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 5959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 597bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 598bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 600bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 601bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 60353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 60442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 60542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 60642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 607bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 608bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 609bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 610bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 611bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 613bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 617fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 618fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 619fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 620fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 623bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 624bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 625bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 626bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 627bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 628bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 629bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 630bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 631bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 632bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 633bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 634bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 6359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 636bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 637bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 638bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 639bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 642b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 643feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 644b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 645feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 646b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 649feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 650feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 651feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 652feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 655fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 656fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 657fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 658fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 659fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 660fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 661fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 662fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 663fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 664fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 665fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 666fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 667fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 668fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 66932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 670e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 671e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 672e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 673e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 674e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 675108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 676108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 677108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 678108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 679108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 680108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 681108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 682fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 683fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 684fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 685fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 686fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 687fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 688dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 689fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 690fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 691bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 692bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 693bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 694bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 695bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 696bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 697bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 698b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 699b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 700b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 702b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 706bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 707341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 709951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 710951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 711951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 712951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 713951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 714bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 715a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 716df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 717da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 720bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 726bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 727c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 728c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 729c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 730bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 731bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 732bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 733bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 734bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 735bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 7389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 740bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 741bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 7444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 7454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 746664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 747664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 748664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 749664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 750664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 751f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 752f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 753f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 7549d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 7554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 7589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 7669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 768108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 769bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 770bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 771108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 772108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 773108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 774108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 775108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 776108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 778bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 779bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 780108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 78594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 7867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 7877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 7887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 789a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 790a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 79194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 795108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 796108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 797108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 798108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are 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 the next preview frame, 805bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 806108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 80994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 81094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 81194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 81594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 81694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 81794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 81894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 81994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 82094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 821108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 822108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 823bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 824108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 825108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 82694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 827bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 828bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 829bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 830108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 83194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 832108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 833bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 834108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 835108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 836108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 837108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 838108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 839108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 84094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 841bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 842bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 843bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 844108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 84594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 84694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 84794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 84894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 84994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 8507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 85394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 85694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 8573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 8583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 859bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 860bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 861bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 862bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 863bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 864c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 865951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 866951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 867951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 868951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 869951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 870951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 871951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 872951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 873951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 874951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 875951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 87694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 877bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 878e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 879bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 880bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 881e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 882e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 883e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 88494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 885951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 886951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 8875b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 88894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 889e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 890e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 891e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 892e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 893e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 894e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 895e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 896e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 897e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 898e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 899e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 900e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 901e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 902e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 903e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 904e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 905e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 906e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 907e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 908e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 909e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 910e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 911e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 912e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 913e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 914e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 915e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 91632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 91732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 91832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 91932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 92032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 92132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 922e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 923e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 924e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 925e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 926e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 927e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 928e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 929e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 930e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 931e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 932e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 933e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 934e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 935e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 936e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 937e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 938e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 939e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 940e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 941e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 942e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 943e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 944e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 945e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 946e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 947e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 948e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 949e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 950e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 9547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 9557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 9567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 9577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 9587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 9607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 9617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 9627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 9637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 9647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 9667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 9677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 9687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 9697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 9707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 9717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 9727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 9737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 9747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 9757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 9767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 9777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 9787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 9797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 9807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 9817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 9827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 9837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 9847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 9857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 9867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 9877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 9887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 9897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 9907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 9927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 9937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 9957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 9967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 9997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 10007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 10017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 10027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 10037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 10057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 10067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 10077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 10087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 10097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 10107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 10117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 10137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 10157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 10167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 10177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 10197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 10207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 10227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 10237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 10247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 10257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 10267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 10277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 10287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 10307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 10317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 10327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 10347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 10357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 10367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 10667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 10677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 10697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 10717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 10727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 10737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 10747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 10767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 10797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1082a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1092c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 10939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 10959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1097c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1098c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1099e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1101e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1104c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1105e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1107e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1110c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1111ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1112ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1114a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1115a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1116a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 11179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 111894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1119a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1120a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1121a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 112294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1124ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1128e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1129e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1130e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1131e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1132e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1133e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1134c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1135f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1136f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1137f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1138f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1139f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1140f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1141f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1142e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1143e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1144e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1145e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 11463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 11473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1148e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1151bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 11524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1153f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 11544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 11564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1157c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1159e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 1161e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11649d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 11659d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 11669d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 11679d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 11689d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 11699d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 11819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 11829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 11859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 11869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1191bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1192bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 11937478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 11947478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1195df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1196df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 11977478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1198df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1199df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1200bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1201bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1202b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1203b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1205b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 120969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 121069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 121169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 121269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 12139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1214b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1215b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 121683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 12179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 12189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 121983d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 122083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 12219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 122353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 12249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1226bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1227bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1228bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1229bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1230bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1231bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1232bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1233bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 123436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1235bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1236da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 12377478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 12387478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1239df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1240df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1241bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1242068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1243068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1244bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 12457478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 124653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1247b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1248b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1249b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 125083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 125153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 125253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 125353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 125453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 125553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 125653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1257108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1258108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1259108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1260108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 1262bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 126383d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 126483d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1265108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1269f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1270248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1271248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1272f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1277bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1278bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1279bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1280244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1281bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1282bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1283244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1284244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1285244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1286f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1287248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1288248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1289f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1290f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1291f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1292f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1293f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1294f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1295f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1296f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1297f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1298f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1299f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1300f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1301f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1302f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1303f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1304f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1305f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1306244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1307244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1308244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1309244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 13109d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 13119d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13126574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 13136574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 13146574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 13156574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1316b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1317b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1318b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13199d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1320b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13219d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 13229d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 13239d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13249d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 13259d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13269d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 13276574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 13289d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 13309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13319d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13339d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 13349d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13359d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 13369d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13379d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 13389d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 13399d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 13409d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13419d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13429d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 13439d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13449d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1345bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1346bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1347bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1348b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1349b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1350b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1352b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1357bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1358bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1359bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1360bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1368bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1369b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1370b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1371b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1373b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 13759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1376bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1377bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1378bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 13799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 13819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 13829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1387bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 13889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1389bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1393e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1394e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1395e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1396e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1397e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 13989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 13999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 14009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 14019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 14029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1403e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1404e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 14059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 14069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 14079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 14089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 14099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1410e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1411bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1412bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1413bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 141442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 141542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 141642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 141740057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1418bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1419bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 142040057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1421bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1422bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1423e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1424bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 1425e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1426e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1427e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 14289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 14299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1430e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1432e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1433e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1434e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1435e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1436e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1437e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1438e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1439e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1440e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1441e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1442e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1443e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1444e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1445e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1446e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1447e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1448e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1449e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1452e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 14543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 14553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1460bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1461bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1462bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1463bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1464bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 146536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 146636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 146736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 14680ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 14690ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1470bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 147136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 147236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 147336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 147436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1475bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 14763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 14773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 14788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 14790ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 14800ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 148136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 148236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 148336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 148436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 14852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 14862fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 14872fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1488b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1489b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1490b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1491d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 149269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 14932fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 14942fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1495d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 149669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 149769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1498b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1499724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1500724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1501724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1502724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1503724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1504724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1505724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1506724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1507724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1508724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1509724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1510724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1511724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1512724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1513b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 15142fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 15152fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 15162fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 15172fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 15182fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 15192fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 15202fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1521724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1522724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1523b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1524d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1525d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1526d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1527d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 15286c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * <p><b>Note: </b>Before API level 24, the default value for orientation is 0. Starting in 15296c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * API level 24, the default orientation will be such that applications in forced-landscape mode 15306c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * will have correct preview orientation, which may be either a default of 0 or 15316c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 180. Applications that operate in portrait mode or allow for changing orientation must still 15326c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * call this method after each orientation change to ensure correct preview display in all 15336c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * cases.</p> 15346c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * 1535d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 15366c91e2c31b514bcfd838c75b4c74412e7288415dEino-Ville Talvala * Valid values are 0, 90, 180, and 270. 15372fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1538d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1539d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1540d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1541d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1542487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 154369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1544487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1545487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1546487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1547487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1548487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 154969fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1550487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1551487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1552487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1553487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1554487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 155569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 155669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 155769fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1558487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1559487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1560487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1561487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 156269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1563487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 156469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 156569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 15664f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 15674f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (!enabled) { 15684f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 15694f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 15704f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 15714f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) return false; 15724f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 15734f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 15744f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15754f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15764f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala return _enableShutterSound(enabled); 15774f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15784f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 15796653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin /** 15806653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * Disable the shutter sound unconditionally. 15816653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15826653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * <p> 15836653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * This is only guaranteed to work for legacy cameras 15846653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * (i.e. initialized with {@link #cameraInitUnspecified}). Trying to call this on 15856653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * a regular camera will force a conditional check in the camera service. 15866653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * </p> 15876653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15886653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @return {@code true} if the shutter sound state was successfully 15896653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code false} if the shutter sound state could not be 15906653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * changed. {@code true} is also returned if shutter sound playback 15916653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * is already set to the requested state. 15926653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * 15936653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin * @hide 15946653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin */ 15956653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin public final boolean disableShutterSound() { 15966653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin return _enableShutterSound(/*enabled*/false); 15976653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin } 15986653362f6b5c5854bd88244bcecad72d11bf9404Igor Murashkin 15994f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 160069fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 160169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1602bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1603bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1604bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1605bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1606b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1607b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1608b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1609e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1610b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1612e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1613e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1614bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 161536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 161636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 16173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 161836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 161936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1620e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1621e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1623e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1624e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1625e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 16263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 162736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 16288cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 16293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 16308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1631e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 16323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1633e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 16343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1635e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 16369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 16394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1640b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1641b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 16424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1643b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 16454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 16484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 164953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1650464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 16514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1652f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 16534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1656c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 16574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 16584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1660c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 16614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 16624c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 16634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 16654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1668c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 16694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 16704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 16714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 16724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1673c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 16744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 16754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16768c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 16774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 16788c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 16798c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 16808c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16818c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 16828c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 16838c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 16848c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 16858c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 16868c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16878c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 16888c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 16898c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 16908c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 16914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1692c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 16934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 16944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 16954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 16964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1697c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 16984c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1699c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 17004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 17014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 17024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1703c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 17044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 17054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1708c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 17094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1710464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 17124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 17134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 17144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 17154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 17184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 17194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1721464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 172253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1723464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1724464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 17254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1726464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1727b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1728b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 17294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1730b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1731f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1732c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1733c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1734c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1735bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1736bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1737bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 17384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 17404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1741c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1742c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 17438c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 17448c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 17458c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 17468c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1747f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1748f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1749f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 17508c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 17518c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 17528c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 17538c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 17548c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 17558c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 17568c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 17578c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 17588c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 17598c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 17608c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 17618c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 17628c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 17638c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 17648c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 17658c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 17668c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 17678c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 17684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1769464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1771bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 17724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17748df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 17758df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 17768df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 17778df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 17788df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 17798df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 17808df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 17818df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 17824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1783464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1785bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1786d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1787d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1788d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1789d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1790d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1791d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1792d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1793d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1794d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1795d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1796d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1797d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1798d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1799d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1800d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1801d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1802d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1803d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1804d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1805d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1806d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1807d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1808d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1809d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1810d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1811d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1812d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1813d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1814d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1815d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1816d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1817d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1818d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1819d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1820d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1821d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1822d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 18234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 18244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1825bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1826bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1827bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1828bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1830bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1831bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1832e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * Camera was disconnected due to use by higher priority user. 1833e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk * @see Camera.ErrorCallback 1834e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk */ 1835e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk public static final int CAMERA_ERROR_EVICTED = 2; 1836e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk 1837e91b92546e645191f0fbcc681740d3c4081161dcRuben Brunk /** 1838bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1839bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1840bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1841bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 18439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1845bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1846bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1847bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 1848b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1849b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1850b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1852b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 18539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 18549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 18579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 18589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 18599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 18609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 18619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 18629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 18639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 18659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 18669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1869bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 18709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 18749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 18779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 18789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1880bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 18819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 188399a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1884bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 18859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 18877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 18887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 18897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 18907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 18917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 18927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 18937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 18947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 18957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 18989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 18999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1902bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1903bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1904bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1905bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1906bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 19079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 19099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 19109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 19119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 19129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19161c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 19171c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 1918f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 19191c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 19201c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 19211c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 19221c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 19231c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 19241c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 19251c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 19261c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 19271c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 1928df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 1929df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1930df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 1931df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 1932df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1933df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 1934df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 1935df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 1936df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 1937df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 1938df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 1939df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1940df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1941df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 1942df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 1943df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 1944df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1945df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 1946df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1947df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1948df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 1949bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 1950b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1951b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 19529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1953b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 19549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 19559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 19579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 19599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 19609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 19629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 19639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 19649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19654c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 19664c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 19674c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 19684c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 19694c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 19704c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 19714c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 19724c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19734c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 19744c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 19754c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 19764c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19774c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 19784c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 19794c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19804c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19814c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 19824c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 19834c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 19859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 19869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 19879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 19889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 19899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 199132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 199232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 199332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 199432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 199532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 199632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 199732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 199832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 199932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 200032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 200132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 200232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 200332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 200432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 200532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 200632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 200732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 200832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 200932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 201032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 201132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 201232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 2013bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2014bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 2015bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2016bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 2017bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 2018bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2019bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 2020b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2021b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2022b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 202330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 2024b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 202530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 202630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 202730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 202830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 202932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 203032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 203130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 203230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 203330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 203430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 203530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 203630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 203730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 203830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 203930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 204030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 204130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 204230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 204330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 204430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 204530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 204630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 204730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 204830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 204930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 205030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 205130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 205230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 205330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 205430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 205530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 205630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2057bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 205832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 205932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 206032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 206132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 206232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2063bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2064bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2065bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2066bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 206730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 206830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2069bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 207032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 207132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 207232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 207332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 207432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2075bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2076bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2077bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2078bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 207930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2080bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 208130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 208230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2083bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 20849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2086bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2087bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2088bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2089bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 20909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 20929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 20939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2094bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2095bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2096bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2097bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2098b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2099b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2100b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 21019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2102b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 21039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 21049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 21059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 21069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 21079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2108454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 21099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 21109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 21114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 21129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 21139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 21149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 21159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 21169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 21179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 21189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 21199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 21209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2121055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 21229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 21239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 21249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 21259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 21269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 212736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 212830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 212930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 21306c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 21316c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 21326c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2133ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 213424b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 213524b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 213624b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 21373773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 21383773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2139d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2140d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2141e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2142e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 21438cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 21448cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 21458cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 21468cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 21478cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2148e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2149dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2150dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2151dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 21524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 21534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 215425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 215598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2156037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2157037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2158e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 21599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 21609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 21619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21628cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 21633773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 21648cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 21659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 21669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 21679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 21689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 21699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 21709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 21719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 21729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 21739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 21749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 21769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 21779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 21789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 21799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 21809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 21819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 21829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 21839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 21849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 21859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 21879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 21889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 21899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 21909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 21919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 21939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 21959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 219736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2199068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2200068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 22019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 220336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 22049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2205068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2206068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 22079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 220936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 22109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 22129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 221436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 221536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2216068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2217068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 221836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2219068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 22209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 222100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 222300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 222500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 222600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 222800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 222900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 223100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 223400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 223600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 223900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 224100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 224400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 224600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 224900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 225100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 225200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 225300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 225400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 225600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 225700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 225800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 225900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 226100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 226200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 226300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 226400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 226600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 226700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 226800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 226900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 227100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 227200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 227300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 227400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 227600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 227700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 227800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 227900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 228100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 228200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 228300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 228400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 228500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 228700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 228800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 228900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 229000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 229200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 229300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 229400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 229500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 22979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2298c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2299c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2300c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2301c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2302c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2303c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 230436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2305da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2306da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2307da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2308da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2309da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2310da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2311da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2312da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2313f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2314f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 231536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 231636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 231736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 231836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 231936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 232036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 232136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 232236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2323f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2324f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2325f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2326f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2327f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2328f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 232936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 233036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 233136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 233236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 233336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 233436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 233536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 233636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 233736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 233836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2339c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2340c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2341c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2342c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2343c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2344c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2345c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2346699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2347d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2348b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2349b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2350b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2351b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2352b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 235353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 235453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 235553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 235653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 235753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 235853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 235953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 236053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 236153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 236253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 236353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 236453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2365d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2366d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2367699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2368b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2369b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2370b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2371b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 237253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 237353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 23740f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 23750f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 23760f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 23770f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 23780f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 23790f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 23800f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 23810f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 23820f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 23830f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 23840f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 23850f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2386b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2387b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2388b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2389b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2390b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2391e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2392e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2393e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2394e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2395e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2396e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2397e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2398e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2399e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2400e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2401e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2402e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2403e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2404e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2405e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2406e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2407e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2408e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2409e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2410ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2411454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2412454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2413454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2414454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2415454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2416454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2417454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2418454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2419454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2420454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2421454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2422454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2423454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 24249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 24259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 24269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2427eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 242810a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 24299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 24309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 243170fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 24329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24337d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 24347d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 24357d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 24367d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 24377d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 24387d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 24397d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 24407d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 24417d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 24427d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 24437d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 24449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 24467d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 24479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2450df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2451df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2452df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2453df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2454df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2455df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2456df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2457df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2458df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2459df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2460df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2461df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2462df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2463df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2464df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2465df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2466df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2467df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2468d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2469d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2470d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2471d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2472d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2473d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2474d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2475d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2476d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2477d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2478d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2479d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2480d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2481df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 24829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 24839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 24849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 24859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2486a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 24879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 24889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 24899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 24909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 24919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 24969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 24979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 24989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 25009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 25019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 25030a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 25049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 25059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 25069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 25079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 25089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 25099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 25119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 25129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 25139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 25179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 25189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 25199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 25219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 25229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 25249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 25259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25260a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 25270a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 25280a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 25299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 25309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 25319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 25329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 25349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 25359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 25369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 25409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 25419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 25459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 25489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2550cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2551cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 25529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2554cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2555cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 25569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25597d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 25609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 25649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 25679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 25697d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 25707d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 25717d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 25727d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 25737d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 25747d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 25757d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 25767d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 25777d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 25787d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 25797d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 25807d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 25819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2583e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2584f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2585f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2586f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2587f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2588f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2589f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2590f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2591f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2592f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2593f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2594f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2595f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2596f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2597f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2598f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2599f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2600f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2601f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2602f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2603f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2604f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2605e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2606e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2607e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 26089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 26109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 26139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 26159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 26169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 26209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 26229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 26239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 26259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 26269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 262926274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 263026274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 263126274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 26329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2633c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2634c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2635c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2636c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2637c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2638c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2639c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2640c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2641c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2642c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2643c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 26449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 26459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2646c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2647c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2648c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2649c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 26509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 26529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 26539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 26549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 26589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2659dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 26609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 26619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 26639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 26649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 26659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 26699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 26719c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 26729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 26749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 26759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 26769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 267932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 268032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2681dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 268232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2683dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2684dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2685dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2686dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 268732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2688dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2689dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2690dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2691dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2692dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2693dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2694dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2695dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2696dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2697dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2698dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2699dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2700dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2701dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2702dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2703dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2704dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2705dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2706dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2707dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2708dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2709dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2710dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2711dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2712dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2713dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2714dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2715dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2716dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2717dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2718dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 271932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 27204c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 272132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 27229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 272332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 272432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2725c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 27269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 27279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2728c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 27299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 27319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 27329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 27339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 27379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 27399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 27409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 27429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 27439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 27449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27474c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 27484c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 27493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 27504c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 27514c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 27524c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 27534c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 27544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 27554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 27564c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 27574c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 27584c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 27599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 27609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 27629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 27659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 27669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 27709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 27729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 27749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 27759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 27799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 27819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 27849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 27859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 27899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 27919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 27939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 27949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2797a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2798a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 27999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 28015f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 28029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28035f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 28059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 28069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2809a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2810a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2811a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 28129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 28145f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 28159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28165f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 28189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 28199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 28239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 28253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 28265f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 28279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28285f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 28299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 28309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 28319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 28329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28354a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 28361620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2837454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2838454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2839454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2840454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2841454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2842454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2843454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2844454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2845454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2846454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2847454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2848454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2849454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2850454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2851454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2852454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2853454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2854454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2855454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2856454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2857454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2858454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2859454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2860454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2861454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 28625f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2863454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2864454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2865454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2866454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2867454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2868454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2869454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2870454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2871454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2872454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2873454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2874454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2875454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2876454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2877454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2878454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2879454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2880454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2881454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2882454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2883454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2884454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2885454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2886454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2887454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2888454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2889454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 28907478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2891da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2892a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2893df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 28947478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2895951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 2896951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 2897951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2898951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 2899951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 2900951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 2901951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 2902951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2903951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 2904951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 2905951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 2906951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 2907951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 2908951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 2909951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 2910951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 2911951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 2912951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 2913951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 291471fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * <pre>{@code 2915951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 2916951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 2917951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 2918951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 2919951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 2920951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 2921951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 292271fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller * size = ySize + uvSize * 2; 2923951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 292471fbb81b14958b80fe55738607740c6630e4e9daNeil Fuller *</pre> 2925951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2926951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 2927951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 2928951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 2929951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 2930951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2931a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 2932951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 29339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 29359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 29369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 29379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 29389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 29399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 29429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 29469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 29477478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 29483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 29493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2950951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 29539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 29549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2957f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2958f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2959f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 29609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 29623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 29633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2964951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 29679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2968eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2969eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2970eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2971a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2972eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2973eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2974eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 29759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 297832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 29799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 298032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 298132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2982c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 29849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2985c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2986c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 29899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 29909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 29919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 29959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 29979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 29989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 30009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 30019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 30029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 30069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 30083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 30099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 30119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 30129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 30139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 30179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 3019a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 3020a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 3021a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 3022a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 30239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 30259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 30269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 30279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 30289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 30299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 30329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 30369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 30383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 30419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 30429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 30469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 30483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 30493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 30529c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 30539c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 30549c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 30559c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3056a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 30579c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 30589c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 30599c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 30609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 30639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3064a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3065a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3066a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 306710a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3068a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3069a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3070a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 30719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 30759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3076a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3079a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 30809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3082a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 30839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3084eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3085a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3086eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 308710a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 308810a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 308910a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 30909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3091a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 30929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3094a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 30959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3096a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31008969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 31018969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 31028969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 31038969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 31048969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3105a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3106a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3107a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3108a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3109a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3110a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3111a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3112a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3113a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3114a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3115a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3116a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3117a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3118a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3119a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3120a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3121a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3122a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 31232fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 31242fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 31252fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 31262fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 31272fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 31282fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 312969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 31302fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3131e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 31329a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 31332fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 31342fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 31352fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 31362fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 31372fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 31382fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 31392fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 31402fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 31412fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 31422fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 31432fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 31442fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 31452fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3146e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 31472fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 31482fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 31492fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 31502fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 31519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 31529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 31532fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 31549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 31569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 31579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 31589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 31599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 31609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 31619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 31629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 31679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 31709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 31729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 31739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 31779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 31809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 31829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 31839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 31879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 31899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 31919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 31929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 31969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 31989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 31999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 32019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 32029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3205d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * Sets GPS processing method. The method will be stored in a UTF-8 string up to 31 bytes 3206d8407271ffa83d27e9a524f485a0799e422e1fd6Eino-Ville Talvala * long, in the JPEG EXIF header. 3207055c986ab841f8f758398841730f1e90313b132aRay Chen * 3208055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3209055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3210055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3211055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3212055c986ab841f8f758398841730f1e90313b132aRay Chen } 3213055c986ab841f8f758398841730f1e90313b132aRay Chen 3214055c986ab841f8f758398841730f1e90313b132aRay Chen /** 32159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 32169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 32179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 32199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 32209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 32219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 32229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3223055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 32249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 32289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 32303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 32313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 32323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 32333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 32343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 32353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 32363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 32373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 32383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 32393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 32409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 32429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 32439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 324616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3247b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3248b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 32499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 32513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3252037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 32539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3255b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3256b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 32579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 325816b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 32599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 32639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 32653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 32663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 32679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 32699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 32709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 32719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 32759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 32779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 32783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 32793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 32803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 32813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 32823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 32833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 32843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 32853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 32863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 32879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 32899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 32909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 32949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 32963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 32999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 33009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 33049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 33069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 33089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 33109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 33119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 33179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 33193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 33203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 33213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 33223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 33233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 33249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 33269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 33279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 33319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 33333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 33369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 33379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 33419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 33433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 33443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 33479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 33489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 33539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 33559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 33573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 33583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 33593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 33603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 33613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 33623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 33633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 33643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 33653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 33663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 33673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 33683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 33693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 33703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3371da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 33729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3378c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3379c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3380c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3381c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3382c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 33832988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 33842988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 33859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 33873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 33959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 33973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 33983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 34019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 34029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 34079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 34093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 34103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 34113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 34123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 34133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 34143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 34159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 34179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 34189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 34229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 34243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 34289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 34319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 34329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 34333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 34343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 34353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 34369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 34379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 34389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 34399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 34409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 344236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 344336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 344436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3445699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3446699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3447699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3448699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 34493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 34503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 34513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 34523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3453f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3454d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 345536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 345636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 345736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 345836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 345936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 346036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 346136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 346236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 34643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 346536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 346636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 346736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 346836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 346936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 347036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 347136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 347236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 34743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 34753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 347636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 347736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 347836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 347936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 348036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 348136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 348236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 34836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 34846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 34866c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 34876c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34886c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 34896c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 34906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34916c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34926c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 34936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 34946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 34966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 34976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 34996c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 35006c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 35016c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 35026c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 35036c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 35046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 35056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 35066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 35076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 35086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 35096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 35106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 35116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 35126c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 351324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3514ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 351524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 351624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 351724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 351824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3519ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3520ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 352124b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3522ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3523ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3524ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 352524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3526ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 35270402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 35280402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 352924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 353024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 353124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 353224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3533ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3534ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3535ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3536ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3537ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3538ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 353924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3540ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 354124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 354224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 354324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 354424b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 354524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 354624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 354724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 354824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 354924b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 355024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 355124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 355224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 355324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 355424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3555ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 355624b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 355724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 355824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 355924b326a8978bf78e3e560723dde221792784325bWu-cheng Li 356024b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 356124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 356224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 356324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 356424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 356524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 356624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 356724b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 356824b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 356924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3570ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3571ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3572ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3573d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3574d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 35753773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3576d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3577d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3578d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3579d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3580d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3581d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3582d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3583d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3584d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3585b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3586b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3587d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3588b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3589b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3590b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3591d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3592d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 35933773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 35943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 35953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3596d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3597d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 35983773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35993773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 36003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 36013773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 36023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3603d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 36043773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 36063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 36073773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36083773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36093773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 36103773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 36113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 36123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 36133773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36143773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3615b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 36163773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36173773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36183773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36193773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36203773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 36213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 36223773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36253773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 36263773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 36273773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 36283773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 36293773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36303773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 36313773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 36323773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 36333773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 36343773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 36353773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 36363773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 36373773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 36383773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 36393773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3640d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3641d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3642d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3643d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3644d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3645d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3646d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3647d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3648d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3649d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3650d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3651d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3652d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3653b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3654b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3655d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 365616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 365716b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 365816b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3659b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3660b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3661b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3662b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3663b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3664b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3665b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3666b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3667d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3668d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3669d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3670d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3671d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3672d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 367316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3674d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3675d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3676d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3677d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3678d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3679d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3680d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3681d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3682d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3683d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3684d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3685d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3686d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3687b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3688d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3689d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3690d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3691d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3692d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3693d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3694d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3695d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3696d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3697d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3698d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3699d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3700d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3701d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3702d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3703d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3704d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3705d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3706d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3707d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3708d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3709d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3710d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3711d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 371236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 37138cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 37148cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 371536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 371636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 37178cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 371836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 371936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 37208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 372136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 372236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 372336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 37258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 37268cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 37278cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 37288cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 37298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 373036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 373136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 373236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 373336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 37348cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 373536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 373636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 373736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 373836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 373936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 374036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 374136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 374236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 374336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 37448cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 37458cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 374636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 374736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 374836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 374936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 375036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 37518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 37528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 37538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 375436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 375536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 375636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 375736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 37588cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 375936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 376036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 376136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37628cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 37638cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 376436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 37658cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 37668cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 37678cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 37688cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 37698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 377036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 37718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 37728cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 377336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 377436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 377536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 377636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 377736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 377836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 377936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 378036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 378136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 37828cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 37838cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 378436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 378536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3786e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 378732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3788e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 378932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3790e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 379132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3792e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3793e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3794e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3795d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 379632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3797699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 379832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3799699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3800699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3801699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 380232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3803e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 380432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3805185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 380632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3807e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3808e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3809e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3810e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3811185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3812185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3813185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3814e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3815e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3816e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3817e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3818f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3819e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3820454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3821e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3822e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 382330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 382430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 38257b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 38267b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 382730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 382830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 382930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 383030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 383130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 383230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 383330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 383430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 383530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 383632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 383732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 383830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 383932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 38407b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 384132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 384230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 384332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 384430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 384530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 384630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 384730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3848bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 384932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 385030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 385132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 38524e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 38534e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 38544e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 38554e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 385632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 385730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 385832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 385932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 386032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 386132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 386232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 386330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 386432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 386530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 386630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 386730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 386832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 386930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 387032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 387153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 387253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 387353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 387430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 387530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 387630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 387730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3878f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 387930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 388030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 388130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 388230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 388330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 38847b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 388530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 388630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3887e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3888e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3889e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3890e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3891e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3892e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 38937b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 38947b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3895e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3896e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3897e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3898e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3899e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3900e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3901e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3902e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3903e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 390432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 390532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3906e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 390732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 39087b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 39097b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 391032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3911e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 391232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3913e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3914e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3915e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3916e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3917bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 391832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3919e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 392032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 39214e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 39224e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 39234e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 392432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3925e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 392632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 392732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 392832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 392932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 393032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3931e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 393232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3933e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3934e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3935e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 393632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3937e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 393832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 393932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3940e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3941e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3942e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3943e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3944d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3945e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3946e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3947e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3948e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3949e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3950e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 39517b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3952e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3953e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3954e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3955e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 395630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 395730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 39584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 39594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 39604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 39614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 39624c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 39634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 39644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3965464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 39664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3967c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3968c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 39694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 39704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 397125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 39729c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 39739c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 39749c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 39759c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 39769c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 39779c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 39789c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 39799c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 39809c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 39819c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39829c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 39839c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 39849c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 39859c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39869c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 398725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 398825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 398925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 399025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 399125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 399225d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 399398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 39941cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 399598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 39961cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 39971cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 39981cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 39991cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 40001cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 40011cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 40021cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 40031cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 40041cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 40051cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 40061cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 40071cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 40081cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 400998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 40101cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 401198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 40121cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 40131cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 40141cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 40151cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 40161cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 401798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 401898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 401998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 402098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 402198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 402298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 402398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 402498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 4025037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4026037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 4027037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 4028037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 4029037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4030037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 4031037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 4032037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 4033037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 4034037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 4035037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4036037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 4037037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 4038037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 4039037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4040037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 4041037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4042037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4043037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4044037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4045037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4046037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4047037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4048037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4049037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4050037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4051037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4052037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4053037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4054037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4055037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4056037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4057037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4058037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4059037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4060037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4061037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4062037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4063037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4064037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4065037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4066037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4067037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4068037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4069037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4070037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4071037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4072037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4073037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4074037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 40759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 40769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 40789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40800a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40810a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 40830a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40840a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 40859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 40879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 40909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 40929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40940a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40950a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 40970a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40980a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 40999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 41019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 41029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4104454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4105454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4106454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 41070a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41080a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4109454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 41100a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41110a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4112454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4113454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4114454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4115e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4116454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4117454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4118e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 41190a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41200a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4121454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 41220a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41230a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4124e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4125e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4126e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 412724b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 412824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 412924b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 413024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 413124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 413224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 413324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 413424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 413524b326a8978bf78e3e560723dde221792784325bWu-cheng Li 413624b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 413724b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 413824b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 413924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 414024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 414124b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 414224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 414324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 414424b326a8978bf78e3e560723dde221792784325bWu-cheng Li 41459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 41469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 41479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 41489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41500a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41510a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 41529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 41530a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41540a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 41559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 41569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 41589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 41599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 41629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 41639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 41649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 41679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 41689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 41699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 41709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 41719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 41729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 41749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 41759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4176454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4177454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4178454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4179454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4180454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4181454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4182454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4183454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4184454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4185454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4186454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4187454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4188454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4189454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4190454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4191454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4192454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4193454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4194454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4195454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4196454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4197454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4198454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4199454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4200454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 420130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 420230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 420330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4204f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 420530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 420630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 420730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 420830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 420930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 421030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 421130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 421230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 421330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 421430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 421530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 421630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 421730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 421830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 421930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 422030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 422130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 422230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 422330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 422430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4225f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4226f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4227bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4228f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4229f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4230f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4231f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4232f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4233f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4234f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 423530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 423630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4237b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4238b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4239b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4240b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4241b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4242b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 42439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 42449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4245