Camera.java revision b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7
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 1910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 21a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 24fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 25e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvalaimport android.media.AudioManager; 26e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvalaimport android.media.MediaPlayer; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 30e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvalaimport android.os.SystemProperties; 31bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.util.Log; 32bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 33bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 34bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 35bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 36bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 37bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 38bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.HashMap; 39bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 40bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.StringTokenizer; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 44bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 45bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 46bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 47df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 48bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 497478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 50df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 51df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 52bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 537478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 54df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 55df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 56df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 57df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 58df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 59bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 62341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 64bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 66bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 114341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 117df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 118df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 119df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1207478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 121df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1226c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1236c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1246c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1256c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1266c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1276c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 132d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 133da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 134da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 135da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 136da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 137da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 138da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 139da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 140da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 141da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 143bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_ALL_MSGS = 0x4FF; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 152e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 15894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 160e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private boolean mReleased = false; 1619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 16410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 16510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 16610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 16710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 16810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 16910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 17010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 17110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 17210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 17310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 17410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 17510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 17610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 17710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 17810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 1794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 1804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 181c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 1824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 184c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 1854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 186c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 1874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 189341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 190e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 191e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 192e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 193e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 194341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 195b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 196b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 197b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public native static void getCameraInfo(int cameraId, CameraInfo cameraInfo); 198b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 199b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 200b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 201b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 202b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 2037836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2047836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2057836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 206b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2077836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2087836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2097836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2107836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 211b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 212b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 213b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 214464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 215b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 216b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2177836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 218b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 219b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 22032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 221b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 22232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 223b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 22432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 2252fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 2262fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 2272fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 2282fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 22932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 230b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 231b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 23269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 23369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 23469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 23569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 236b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2377836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 238b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 239b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 240b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 241341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access a particular hardware camera. 242bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 243bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 244bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 245bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 246341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 247341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 248bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 249bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 250bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 251bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 252bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 253bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 254bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 255bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 256bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 257bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 258bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 259341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 260a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 261bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 262bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if connection to the camera service fails (for 263facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * example, if the camera is in use by another process or device policy 264facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * manager has disabled the camera). 265facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 266e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 267e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 268e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return new Camera(cameraId); 269e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 270e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 271e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 272a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 273a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 274a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 2757836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 278a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 279a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 280a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 281a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 282a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 283a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return new Camera(i); 284a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 285a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 286a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang Camera(int cameraId) { 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 294e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = null; 2953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = null; 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 306e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang native_setup(new WeakReference<Camera>(this), cameraId); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 310e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 313e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang private native final void native_setup(Object camera_this, int cameraId); 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 3159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 3244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 325e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mCameraSoundPlayers != null) { 326e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala for (CameraSoundPlayer csp: mCameraSoundPlayers) { 327e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (csp != null) { 328e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala csp.release(); 329e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 330e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 331e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mCameraSoundPlayers = null; 332e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 333e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mReleased = true; 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 337bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 338bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 339bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 340bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 341bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 342bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 343bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 34542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 34642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 348bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 350bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 3539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 355bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 357bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 35953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 36042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 36142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 36242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 36342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 364bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 365bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 369ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 3709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 374bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 376bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 37853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 37942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 38042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 38142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 382bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 383bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 384bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 385bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 386bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 388bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 3899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 391bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 392fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 393fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 394fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 395fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 3969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 397bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 401bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 402bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 403bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 404bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 405bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 406bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 408bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 409bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 4109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 411bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 412bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 413bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 414bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 417b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 418b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 419b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 420b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 421b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 424dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten private native final void setPreviewDisplay(Surface surface) throws IOException; 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 427fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 428fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 429fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 430fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 431fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 432fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 433fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 434fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 435fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 436fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 437fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 438fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 439fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 440fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 44132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 442e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 443e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 444e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 445e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 446e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 447fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 448fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 449fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 450fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 451fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 452fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 453dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 454fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 455fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 460bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 461bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 462bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 467bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 468341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 470bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 471a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 472df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 473da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 4749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 4759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 476bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 4809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 482bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 483c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 484c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 485c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 486bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 487bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 488bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 489bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 490bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 491bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 4949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 496bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 497bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 5004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 5014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 502664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 503664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 504664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 505664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 506664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 507664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mAutoFocusCallback = null; 5084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 5094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 5104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 5119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 5199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 521bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame in addition 522bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 523bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 524bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * even while preview is live. Any other preview callbacks are overridden. 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 526bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 527bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 53294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 533a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 534a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 53594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 539bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for the next preview frame in addition 540bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying it on the screen. After one invocation, the callback is 541bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * cleared. This method can be called any time, even when preview is live. 542bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 544bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 545bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 54894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 54994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 55094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 55194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 55294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 55394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 55494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 55594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 55694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 557bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame, using buffers 558bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * supplied with {@link #addCallbackBuffer(byte[])}, in addition to 559bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 560bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active and buffers are available. 561bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 56294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 563bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 564bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling this method -- or no callbacks will received. 56794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 568bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The buffer queue will be cleared if this method is called with a null 569bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 570bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is called. 57194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 572bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 573bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 574bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 57594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 57694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 57794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 57894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 57994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 58094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 58394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 5843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 5853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 586bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 587bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 588bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 591c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 592bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The size of the buffer is determined by multiplying the preview 593e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image width, height, and bytes per pixel. The width and height can be 594e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel 595bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * can be computed from 596bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 597bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 59894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 600e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 601bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 602bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 603e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 604e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 605e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 60694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 607bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param callbackBuffer the buffer to add to the queue. 608bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The size should be width * height * bits_per_pixel / 8. 6095b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 61094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 611e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 612e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 613e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 614e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 615e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 616e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 617e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 618e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 619e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 620e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 621e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 622e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 623e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 624e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 625e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 626e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 627e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 628e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 629e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 630e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 631e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 632e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 633e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 634e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 635e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 636e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 637e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 63832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 63932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 64032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 64132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 64232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 64332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 644e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 645e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 646e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 647e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 648e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 649e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 650e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 651e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 652e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 653e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 654e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 655e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 656e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 657e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 658e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 659e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 660e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 661e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 662e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 663e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 664e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 665e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 666e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 667e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 668e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 669e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 670e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 671e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 672e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 686c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 691c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 692c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 693e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 695e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 698c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 699e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 701e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 704c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 706a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks PreviewCallback cb = mPreviewCallback; 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 708a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 709a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 710a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 71294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 713a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 714a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 715a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 71694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 718a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks cb.onPreviewFrame((byte[])msg.obj, mCamera); 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 722e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 723e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 724e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 725e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 726e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 727e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 728c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 729e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mAutoFocusCallback != null) { 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 731e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 732e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 733e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 734e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 7353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 7363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 737e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 740bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 7414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 742f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 7434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 7454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 746c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 748e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 750e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 774bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 775bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 7767478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 7777478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 778df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 779df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 7807478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 781df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 782df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 783bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 784bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 78969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 79069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 79169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 79269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 7939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 794b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 795b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 79683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 79983d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 80083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 80353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 806bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 807bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 808bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 809bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 810bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 812bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 813bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 81436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 815bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 816da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 8177478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 8187478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 819df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 820df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 821bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 822068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 823068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 824bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 8257478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 82653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 827b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 828b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 829b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 83083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 83153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 83253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 83353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 83453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 83553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 83653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 838bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 83983d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 84083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 850bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 851bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 852bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 853244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 854bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 855bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 856244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 857244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 858244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 859244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang mAutoFocusCallback = null; 860244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang native_cancelAutoFocus(); 861244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 862244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 863244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 864244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 865bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 866bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 867bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 872bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 873bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 874bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 875bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 876bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 882bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 883bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 884bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 889bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 890bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 8919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 899bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 9009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 901bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 905e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 906e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 907e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 908e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 909e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 9109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 9119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 9129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 9139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 9149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 915e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 916e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 9179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 9189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 9199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 9209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 9219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 922e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 923bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 924bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 925bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 92642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 92742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 92842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 92940057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 930bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 931bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 93240057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 933bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 934bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 935e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 936bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 937e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 938e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 939e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 942e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 944e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 945e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 946e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 947e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 948e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 949e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 950e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 951e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 952e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 953e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 954e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 955e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 956e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 957e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 958e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 959e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 960e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 963e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 964bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 9653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 9663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 967bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 968bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 969bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 970bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 971bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 972bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 973bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 974bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 975bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 97636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 97736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 97836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 9790ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 9800ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 981bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 98236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 98336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 98436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 98536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 986bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 9873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 9883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 9898cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 9900ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 9910ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 99236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 99336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 99436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 99536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 9962fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 9972fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 9982fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 999b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1000b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1001b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1002d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 100369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 10042fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 10052fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1006d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 100769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 100869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1009b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1010724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1011724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1012724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1013724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1014724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1015724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1016724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1017724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1018724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1019724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1020724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1021724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1022724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1023724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1024b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 10252fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 10262fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 10272fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 10282fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 10292fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 10302fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 10312fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1032724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1033724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1034b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1035d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1036d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1037d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1038d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1039d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 1040e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 1041e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 10422fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1043d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1044d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1045d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1046d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1047bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1048bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1049bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1050bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1051e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1053e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1054e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1055bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 105636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 105736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 10583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 105936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 106036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1061e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1062e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1064e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1065e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1066e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 10673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 106836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 10698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 10703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 10718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1072e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1074e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 10753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1076e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 10794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 10804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 10814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 10824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 10834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 10844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 10854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 10864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 108753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1088464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 10894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1090f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 10914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 10924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 10934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1094c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 10954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 10964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 10974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1098c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 10994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 11004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 11014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 11024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 11034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1106c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 11074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 11084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 11094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 11104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1111c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 11124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 11134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 11148c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 11154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 11168c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 11178c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 11188c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 11198c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 11208c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 11218c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 11228c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 11238c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 11248c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 11258c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 11268c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 11278c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 11288c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 11294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1130c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 11314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 11324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 11334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 11344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1135c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 11364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1137c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 11384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 11394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 11404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1141c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 11424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 11434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1146c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 11474c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1148464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 11494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 11504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 11514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 11524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 11534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 11564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 11574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1159464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 116053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1161464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1162464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 11634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1164464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 11654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1166f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1167c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1168c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1169c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1170bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1171bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1172bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 11734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 11744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 11754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1176c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1177c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 11788c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 11798c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 11808c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 11818c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1182f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1183f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1184f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 11858c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 11868c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 11878c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 11888c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 11898c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 11908c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 11918c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 11928c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 11938c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 11948c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 11958c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 11968c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 11978c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 11988c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 11998c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 12008c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 12018c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 12028c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 12034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1204464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 12054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1206bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 12074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1209464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The confidence level for the detection of the face. The range is 1 to 100. 100 is the 1210c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * highest confidence. 12114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1212464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 12134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1214bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1215d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1216d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1217d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1218d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1219d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1220d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1221d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1222d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1223d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1224d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1225d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1226d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1227d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1228d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1229d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1230d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1231d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1232d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1233d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1234d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1235d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1236d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1237d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1238d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1239d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1240d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1241d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1242d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1243d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1244d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1245d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1246d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1247d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1248d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1249d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1250d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1251d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 12524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1254bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 1255bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1256bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1257bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1258bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1259bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1261bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1262bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1263bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1264bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1265bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1266bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 12689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1270bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1271bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1272bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 12849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 12869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 12879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1290bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1301bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 13029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 130499a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1305bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1312bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1313bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1314bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1315bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1316bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 13279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 13299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 13319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 13339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 13369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 13379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 13389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 13404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 13414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 13424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 13434c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 13444c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 13454c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 13464c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 13474c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 13484c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 13494c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 13504c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13514c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 13524c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 13534c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 13554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 13564c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 13574c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 136532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 136632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 136732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 136832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 136932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 137032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 137132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 137232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 137332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 137432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 137532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 137632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 137732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 137832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 137932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 138032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 138132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 138232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 138332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 138432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 138532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 138632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 1387bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1388bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 1389bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1390bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 1391bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 1392bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1393bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 139430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 139530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 139630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 139730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 139830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 139932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 140032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 140130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 140230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 140330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 140430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 140530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 140630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 140730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 140830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 140930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 141030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 141130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 141230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 141330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 141430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 141530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 141630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 141730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 141830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 141930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 142030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 142130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 142230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 142330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 142430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 142530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 142630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1427bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 142832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 142932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 143032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 143132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 143232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 1433bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1434bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1435bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1436bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 143730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 143830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1439bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 144032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 144132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 144232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 144332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 144432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 1445bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1446bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1447bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1448bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 144930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 1450bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 145130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 145230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 1453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 14549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 1456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 1457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 1458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 1459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 14609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 14629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 14639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 1464bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 1465bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 1466bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 1467bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 14709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 14719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 14729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 14739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 1474454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 14759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 14769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 14774c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 14789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 14799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 14809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 14819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 14829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 14839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 14849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 14859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 14869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 1487055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 14889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 14899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 14909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 14919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 14929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 149336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 149430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 149530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 14966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 14976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 14986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 1499ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 150024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 150124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 150224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 15033773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 15043773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 1505d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 1506d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 1507e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 1508e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 15098cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 15108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 15118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 15128cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 15138cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 1514e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 1515dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 1516dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 1517dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 15184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 15194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 152025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 152198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 1522037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 1523037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 1524e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 15259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 15269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 15279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15288cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 15293773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 15308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 15319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 15329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 15339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 15349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 15359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 15369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 15379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 15389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 15399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 15409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 15429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 15439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 15449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 15459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 15469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 15479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 15489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 15499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 15509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 15519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 15539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 15549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 15559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 15569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 15579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 15599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 15619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 156336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1565068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 1566068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 15679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 156936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1571068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 1572068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 15739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 157536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 15789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 158036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 158136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1582068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 1583068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 158436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 1585068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 15869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 158700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 158800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 158900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 159100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 159200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 159300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 159400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 159500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 159700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 159800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 159900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 160000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 160200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 160300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 160400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 160500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 160700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 160800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 160900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 161000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 161200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 161300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 161400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 161500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 161700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 161800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 161900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 162000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 162200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 162300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 162400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 162500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 162700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 162800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 162900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 163000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 163200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 163300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 163400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 163500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 163700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 163800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 163900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 164000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 164200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 164300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 164400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 164500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 164700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 164800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 164900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 165000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 165100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 165300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 165400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 165500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 165600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 165800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 165900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 166000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 166100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 16639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1664c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1665c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 1666c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 1667c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1668c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 1669c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 167036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1671f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 1672f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 167336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 167436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 167536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 167636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 167736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 167836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 167936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 168036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 1681f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 1682f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 1683f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 1684f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 1685f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 1686f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 168736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 168836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 168936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 169036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 169136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 169236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 169336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 169436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 169536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 169636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 1697c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1698c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 1699c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 1700c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 1701c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1702c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 1703c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 1704699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 1705d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 1706b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 1707b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 1708b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 1709b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 1710b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 171153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 171253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 171353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 171453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 171553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 171653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 171753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 171853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 171953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 172053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 172153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 172253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 1723d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 1724d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 1725699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 1726b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 1727b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 1728b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 1729b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 173053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 173153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 17320f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 17330f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 17340f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 17350f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 17360f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 17370f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 17380f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 17390f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 17400f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 17410f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 17420f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 17430f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 1744b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 1745b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 1746b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 1747b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 1748b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 1749e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 1750e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1751e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 1752e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1753e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1754e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 1755e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1756e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1757e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 1758e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1759e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1760e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 1761e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1762e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1763e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 1764e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1765e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1766e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 1767e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1768ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 1769454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 1770454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1771454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1772454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1773454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 1774454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1775454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1776454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 1777454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1778454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1779454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1780454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 1781454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 17829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 17839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 17849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 1785eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 178610a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 17879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 17889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 178970fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 17909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 17929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 17949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 17959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 17999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 18009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 18019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 18039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 18049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 18059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 18069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 18119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 18129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 18139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 18159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 18169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 18189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 18199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 18209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 18219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 18229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 18239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 18249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 18269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 18279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 18289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 18329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 18339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 18349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 18369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 18379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 18399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 18409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 18429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 18439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 18449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 18459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 18469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 18479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 18499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 18509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 18519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 18559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 18569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 18609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 18639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 18659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (key.indexOf('=') != -1 || key.indexOf(';') != -1) { 18669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ;)"); 18679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value.indexOf('=') != -1 || value.indexOf(';') != -1) { 18709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ;)"); 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 18759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 18799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 18829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 18849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 18859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1887e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 1888f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 1889f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 1890f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 1891f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 1892f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 1893f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 1894f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 1895f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 1896f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 1897f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1898f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 1899f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1900f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 1901f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1902f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 1903f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1904f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 1905f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 1906f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 1907f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 1908f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 1909e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 1910e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 1911e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 19129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 19149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 19169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 19179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 19199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 19209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 19269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 19279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 19299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 19309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 193326274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 193426274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 193526274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 19369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1937c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 1938c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 1939c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 1940c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 1941c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 1942c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 1943c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 1944c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 1945c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 1946c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 1947c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 19499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 1950c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 1951c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 1952c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 1953c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 19549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 19569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 19579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 19589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 19629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1963dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 19649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 19659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 19679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 19689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 19699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 19739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 19759c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 19769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 19789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 19799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 19809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 198332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 198432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 1985dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 198632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 1987dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 1988dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 1989dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 1990dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 199132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 1992dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 1993dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 1994dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 1995dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 1996dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 1997dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 1998dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 1999dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2000dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2001dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2002dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2003dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2004dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2005dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2006dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2007dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2008dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2009dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2010dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2011dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2012dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2013dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2014dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2015dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2016dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2017dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2018dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2019dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2020dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2021dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2022dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 202332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 20244c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 202532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 20269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 202732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 202832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2029c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 20309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 20319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2032c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 20339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 20359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 20369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 20379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 20419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 20439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 20449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 20469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 20479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 20489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20514c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 20524c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 20533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 20544c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 20554c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 20564c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 20574c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 20584c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 20594c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 20604c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 20614c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 20624c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 20639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 20649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 20669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 20679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 20699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 20709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 20749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 20769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 20789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 20799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 20839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 20859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 20869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 20889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 20899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 20939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 20959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 20979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 20989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2101a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2102a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 21039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 21055f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 21069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21075f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 21089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 21099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 21109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2113a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2114a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2115a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 21169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 21185f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 21199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21205f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 21219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 21229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 21239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 21249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 21279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 21293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 21305f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 21319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21325f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 21339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 21349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 21359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 21369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2139454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 21401620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2141454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2142454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2143454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2144454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2145454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2146454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2147454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2148454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2149454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2150454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2151454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2152454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2153454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2154454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2155454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2156454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2157454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2158454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2159454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2160454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2161454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2162454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2163454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2164454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2165454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 21665f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2167454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2168454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2169454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2170454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2171454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2172454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2173454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2174454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2175454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2176454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2177454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2178454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2179454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2180454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2181454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2182454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2183454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2184454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2185454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2186454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2187454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2188454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2189454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2190454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2191454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2192454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2193454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 21947478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2195da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2196a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2197df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 21987478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2199df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 2200a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 2201a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 2202a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2203a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2204a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 22059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 22079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 22089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 22099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 22109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 22119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 22149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 22189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 22197478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 22203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 22213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 22229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 22249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 22259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2228f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2229f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2230f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 22319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 22333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 22343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 22359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 22379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2238eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2239eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2240eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2241a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2242eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2243eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2244eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 22459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 224832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 22499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 225032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 225132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2252c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 22539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 22549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2255c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2256c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 22579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 22599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 22609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 22619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 22679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 22689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 22709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 22719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 22729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 22769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 22783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 22799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 22819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 22829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 22839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 22879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 2289a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 2290a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2291a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2292a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 22939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 22959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 22969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 22979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 22989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 22999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 23029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 23069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 23073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 23083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 23099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 23119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 23129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 23169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 23173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 23183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 23193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 23209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 23229c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 23239c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 23249c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 23259c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 2326a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 23279c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 23289c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 23299c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 23309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 23339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 2334a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 2335a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 2336a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 233710a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 2338a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 2339a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 234070fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li case ImageFormat.BAYER_RGGB: return PIXEL_FORMAT_BAYER_RGGB; 2341a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 23429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 23469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 2347a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 23489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 2350a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 23519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 2353a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 23549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2355eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 2356a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 2357eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 235810a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 235910a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 236010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 23619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 2362a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 23639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 2365a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 23669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2367a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 23689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23712fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * Sets the rotation angle in degrees relative to the orientation of 23722fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the camera. This affects the pictures returned from JPEG {@link 23732fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * PictureCallback}. The camera driver may set orientation in the 23742fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * EXIF header without rotating the picture. Or the driver may rotate 23752fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the picture and the EXIF thumbnail. If the Jpeg picture is rotated, 23762fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the orientation in the EXIF header will be missing or 1 (row #0 is 23772fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * top and column #0 is left side). 23789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 237969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If applications want to rotate the picture to match the orientation 23802fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of what users see, apps should use {@link 23812fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.view.OrientationEventListener} and {@link CameraInfo}. 23822fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The value from OrientationEventListener is relative to the natural 23832fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation of the device. CameraInfo.orientation is the angle 238469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * between camera orientation and natural device orientation. The sum 23852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of the two is the rotation angle for back-facing camera. The 23862fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * difference of the two is the rotation angle for front-facing camera. 23872fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Note that the JPEG pictures of front-facing cameras are not mirrored 23882fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * as in preview display. 23899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 239069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>For example, suppose the natural orientation of the device is 23912fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 23922fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 23932fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 23942fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 23952fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 23962fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 239769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 23982fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 2399e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 24009a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 24012fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 24022fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 24032fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 24042fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 24052fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 24062fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 24072fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 24082fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 24092fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 24102fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 24112fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 24122fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 24132fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 2414e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 24152fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 24162fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 24172fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 24182fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 24199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 24209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 24212fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 24229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 24249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 24259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 24269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 24279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 24289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 24299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 24309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 24359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 24369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 24389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 24409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 24419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 24459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 24469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 24489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 24509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 24519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 24559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 24579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 24599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 24609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 24649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 24669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 24679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 24699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 24709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2473e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 2474055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 2475055c986ab841f8f758398841730f1e90313b132aRay Chen * 2476055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 2477055c986ab841f8f758398841730f1e90313b132aRay Chen */ 2478055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 2479055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 2480055c986ab841f8f758398841730f1e90313b132aRay Chen } 2481055c986ab841f8f758398841730f1e90313b132aRay Chen 2482055c986ab841f8f758398841730f1e90313b132aRay Chen /** 24839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 24849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 24859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 24879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 24889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 24899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 24909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 2491055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 24929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 24969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 24983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 24993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 25003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 25013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 25023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 25033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 25043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 25053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 25063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 25073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 25089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 25109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 25119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 251416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 2515b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 2516b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 25179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 25193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 2520037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 25219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 2523b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 2524b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 25259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 252616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 25279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 25319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 25333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 25343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 25359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 25379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 25389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 25399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 25439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 25459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 25463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 25473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 25483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 25493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 25503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 25513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 25523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 25533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 25543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 25559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 25579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 25589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 25629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 25643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 25659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 25679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 25689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 25729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 25749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 25753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 25769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 25789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 25799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 25809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 25859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 25873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 25883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 25893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 25903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 25913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 25929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 25949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 25959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 25999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 26013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 26029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 26049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 26059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 26099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 26113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 26123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 26139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 26159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 26169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 26179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 26219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 26239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 26243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 26253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 26263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 26273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 26283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 26293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 26303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 26313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 26323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 26333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 26343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 26353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 26363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 26373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 26383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 26399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 26419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 26429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2645c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 2646c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 2647c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 2648c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 2649c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 26502988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 26512988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 26529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 26543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 26559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 26579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 26589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 26629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 26643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 26653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 26669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 26689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 26699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 26709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 26749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 26763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 26773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 26783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 26793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 26803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 26813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 26829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 26849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 26859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 26899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 26913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 26929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 26949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 26959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 26999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 27013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 27023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 27039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 27059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 27069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 27079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 270936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 271036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 271136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2712699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2713699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2714699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2715699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 27163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 27173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 27183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 27193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2720f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2721d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 272236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 272336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 272436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 272536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 272636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 272736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 272836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 272936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 27303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 27313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 273236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 273336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 273436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 273536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 273636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 273736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 273836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 273936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 27403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 27413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 27423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 274336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 274436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 274536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 274636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 274736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 274836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 274936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 27506c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 27516c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27526c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 27536c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 27546c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27556c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 27566c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 27576c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27586c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27596c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 27606c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 27616c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27626c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 27636c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 27646c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27656c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 27666c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 27676c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27686c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27696c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 27706c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 27716c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27726c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 27736c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 27746c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27756c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 27766c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 27776c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27786c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27796c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 278024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2781ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 278224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 278324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 278424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 278524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2786ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2787ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 278824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2789ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2790ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2791ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 279224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2793ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 27940402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 27950402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 279624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 279724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 279824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 279924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2800ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2801ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2802ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2803ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2804ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2805ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 280624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2807ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 280824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 280924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 281024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 281124b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 281224b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 281324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 281424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 281524b326a8978bf78e3e560723dde221792784325bWu-cheng Li 281624b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 281724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 281824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 281924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 282024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 282124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2822ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 282324b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 282424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 282524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 282624b326a8978bf78e3e560723dde221792784325bWu-cheng Li 282724b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 282824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 282924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 283024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 283124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 283224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 283324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 283424b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 283524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 283624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2837ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2838ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2839ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 2840d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 2841d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 28423773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 2843d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 2844d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 2845d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 2846d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2847d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 2848d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 2849d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2850d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 2851d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 2852b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 2853b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 2854d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2855b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 2856b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 2857b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 2858d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2859d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 28603773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 28613773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 28623773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 2863d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 2864d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 28653773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28663773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 28673773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 28683773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 28693773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 2870d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 28713773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 28723773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 28733773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 28743773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 28753773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 28763773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 28773773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 28783773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 28793773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 28803773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28813773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 2882b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 28833773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28843773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 28853773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28863773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 28873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 28883773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 28893773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 28903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 28913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 28923773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 28933773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 28943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 28953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 28963773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28973773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 28983773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 28993773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 29003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 29013773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 29023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 29033773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 29043773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 29053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 29063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 2907d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 2908d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 2909d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 2910d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2911d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 2912d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 2913d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2914d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 2915d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 2916d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 2917d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2918d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 2919d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 2920b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 2921b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 2922d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 292316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 292416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 292516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 2926b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 2927b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 2928b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 2929b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 2930b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 2931b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 2932b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 2933b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 2934d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2935d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 2936d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 2937d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 2938d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2939d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 294016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 2941d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2942d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 2943d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 2944d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2945d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2946d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 2947d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 2948d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 2949d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 2950d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 2951d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2952d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 2953d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 2954b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 2955d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2956d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 2957d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2958d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2959d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 2960d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 2961d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 2962d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2963d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2964d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 2965d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 2966d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 2967d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 2968d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2969d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 2970d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 2971d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2972d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2973d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 2974d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 2975d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 2976d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2977d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2978d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 297936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 29808cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 29818cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 298236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 298336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 29848cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 298536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 298636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 29878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 298836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 298936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 299036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 29918cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 29928cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 29938cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 29948cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 29958cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 29968cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 299736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 299836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 299936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 300036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 30018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 300236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 300336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 300436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 300536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 300636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 300736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 300836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 300936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 301036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 30118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 30128cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 301336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 301436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 301536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 301636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 301736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 30188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 30198cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 30208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 302136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 302236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 302336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 302436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 30258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 302636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 302736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 302836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 30298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 30308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 303136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 30328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 30338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 30348cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 30358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 30368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 303736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 30388cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 30398cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 304036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 304136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 304236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 304336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 304436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 304536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 304636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 304736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 304836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 30498cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 30508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 305136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 305236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3053e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 305432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3055e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 305632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3057e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 305832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3059e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3060e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3061e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3062d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 306332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3064699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 306532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3066699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3067699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3068699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 306932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3070e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 307132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3072185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 307332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3074e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3075e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3076e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3077e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3078185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3079185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3080185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3081e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3082e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3083e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3084e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3085e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li "output must be an float array with three elements."); 3086e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3087454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3088e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3089e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 309030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 309130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 30927b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 30937b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 309430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 309530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 309630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 309730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 309830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 309930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 310030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 310130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 310230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 310332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 310432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 310530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 310632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 31077b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 310832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 310930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 311032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 311130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 311230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 311330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 311430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3115bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 311632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 311730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 311832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 31194e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 31204e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 31214e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 31224e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 312332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 312430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 312532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 312632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 312732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 312832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 312932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 313030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 313132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 313230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 313330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 313430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 313532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 313630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 313732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 313853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 313953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 314053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 314130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 314230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 314330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 314430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3145f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 314630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 314730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 314830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 314930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 315030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 31517b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 315230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 315330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3154e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3155e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3156e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3157e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3158e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3159e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 31607b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 31617b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3162e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3163e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3164e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3165e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3166e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3167e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3168e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3169e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3170e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 317132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 317232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3173e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 317432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 31757b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 31767b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 317732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3178e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 317932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3180e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3181e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3182e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3183e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3184bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 318532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3186e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 318732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 31884e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 31894e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 31904e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 319132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3192e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 319332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 319432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 319532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 319632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 319732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3198e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 319932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3200e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3201e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3202e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 320332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3204e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 320532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 320632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3207e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3208e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3209e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3210e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3211d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3212e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3213e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3214e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3215e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3216e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3217e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 32187b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3219e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3220e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3221e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3222e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 322330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 322430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 32254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 32264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 32274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 32284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 32294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 32304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 32314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3232464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 32334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3234c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3235c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 32364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 32374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 323825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 32399c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 32409c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 32419c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 32429c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 32439c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 32449c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 32459c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 32469c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 32479c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 32489c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 32499c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 32509c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 32519c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 32529c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 32539c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 325425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 325525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 325625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 325725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 325825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 325925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 326098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 326198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Returns true if video snapshot is supported. That is, applications 326298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 326398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} 326498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * during recording. Applications do not need to call {@link 326598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #startPreview()} after taking a picture. The preview will be still 326698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * active. Other than that, taking a picture during recording is 326798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * identical to taking a picture normally. All settings and methods 326898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * related to takePicture work identically. Ex: {@link 326998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #getPictureSize()}, {@link #getSupportedPictureSizes()}, {@link 327098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 327198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and {@link 327298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #FLASH_MODE_ON} also still work, but the video will record the flash. 327398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 327498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Applications can set shutter callback as null to avoid the shutter 327598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 327698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * callbacks to null to avoid the interrupt of preview display. 327798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 327898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Field-of-view of the recorded video may be different from that of the 327998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * captured pictures. 328098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 328198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 328298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 328398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 328498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 328598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 328698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 328798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 3288037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3289037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 3290037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 3291037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 3292037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3293037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 3294037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 3295037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 3296037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 3297037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 3298037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3299037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 3300037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 3301037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 3302037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3303037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 3304037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 3305037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3306037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3307037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3308037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 3309037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 3310037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3311037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3312037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3313037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 3314037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3315037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3316037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 3317037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3318037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3319037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3320037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 3321037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 3322037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3323037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3324037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3325037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3326037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 3327037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3328037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3329037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 3330037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3331037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3332037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3333037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 3334037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 3335037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3336037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3337037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 33389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 33399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 33409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 33419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 33429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 33449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 33459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 33469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 33479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 33489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 33509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 33539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 33549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 33559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 33569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 33589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 33609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3367454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 3368454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3369454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3370454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3371454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3372454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 3373454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 3374454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 3375454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3376454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3377454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3378e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 3379454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 3380454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3381e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 3382e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3383454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3384e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 3385e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 3386454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 3387e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3388e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3389e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 339024b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 339124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 339224b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 339324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 339424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 339524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 339624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 339724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 339824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 339924b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 340024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 340124b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 340224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 340324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 340424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 340524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 340624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 340724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 34089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 34099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 34109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 34119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 34129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 34149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 34159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 34169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 34179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 34189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 34209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 34219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 34249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 34259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 34269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 34279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 34299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 34309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 34319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 34329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 34339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 34349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 34369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 34379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 3438454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3439454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 3440454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 3441454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 3442454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 3443454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 3444454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 3445454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 3446454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 3447454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3448454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3449454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 3450454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 3451454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 3452454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 3453454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 3454454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 3455454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 3456454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 3457454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 3458454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 3459454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3460454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 3461454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 3462454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 346330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 346430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 346530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 3466f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 346730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 346830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 346930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 347030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 347130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 347230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 347330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 347430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 347530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 347630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 347730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 347830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 347930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 348030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 348130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 348230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 348330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 348430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 348530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 348630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 3487f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 3488f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 3489bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 3490f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 3491f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 3492f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 3493f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 3494f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3495f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3496f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 349730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 349830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 3499b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 3500b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 3501b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 3502b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 3503b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 3504b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 35059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3506e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3507e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3508e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <p>The set of default system sounds for camera actions. Use this with 3509e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link #playSound} to play an appropriate sound when implementing a 3510e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * custom still or video recording mechanism through the preview 3511e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * callbacks.</p> 3512e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * 3513e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <p>There is no need to play sounds when using {@link #takePicture} or 3514e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link android.media.MediaRecorder} for still images or video, 3515e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * respectively, as these play their own sounds when needed.</p> 3516e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * 3517e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @see #playSound 3518e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @hide 3519e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3520e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public static class Sound { 3521e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3522e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * The sound used by {@link android.hardware.Camera#takePicture} to 3523e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * indicate still image capture. 3524e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3525e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public static final int SHUTTER_CLICK = 0; 3526e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3527e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3528e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * A sound to indicate that focusing has completed. Because deciding 3529e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * when this occurs is application-dependent, this sound is not used by 3530e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * any methods in the Camera class. 3531e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3532e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public static final int FOCUS_COMPLETE = 1; 3533e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3534e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3535e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * The sound used by {@link android.media.MediaRecorder#start} to 3536e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * indicate the start of video recording. 3537e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3538e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public static final int START_VIDEO_RECORDING = 2; 3539e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3540e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3541e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * The sound used by {@link android.media.MediaRecorder#stop} to 3542e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * indicate the end of video recording. 3543e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3544e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public static final int STOP_VIDEO_RECORDING = 3; 3545e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3546e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static final int NUM_SOUNDS = 4; 3547e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala }; 3548e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3549e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala /** 3550e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <p>Play one of the predefined platform sounds for camera actions.</p> 3551e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * 3552e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <p>Use this method to play a platform-specific sound for various camera 3553e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * actions. The sound playing is done asynchronously, with the same behavior 3554e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * and content as the sounds played by {@link #takePicture takePicture}, 3555e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link android.media.MediaRecorder#start MediaRecorder.start}, and 3556e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link android.media.MediaRecorder#stop MediaRecorder.stop}.</p> 3557e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * 3558e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <p>Using this method makes it easy to match the default device sounds 3559e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * when recording or capturing data through the preview callbacks 3560e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * ({@link #setPreviewCallback setPreviewCallback}, 3561e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture}).</p> 3562e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * 3563e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @param soundId The type of sound to play, selected from the options in 3564e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * {@link android.hardware.Camera.Sound} 3565e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @see android.hardware.Camera.Sound 3566e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @see #takePicture 3567e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @see android.media.MediaRecorder 3568e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * @hide 3569e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala */ 3570e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public void playSound(int soundId) { 3571e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mReleased) return; 3572e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mCameraSoundPlayers == null) { 3573e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mCameraSoundPlayers = new CameraSoundPlayer[Sound.NUM_SOUNDS]; 3574e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3575e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mCameraSoundPlayers[soundId] == null) { 3576e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mCameraSoundPlayers[soundId] = new CameraSoundPlayer(soundId); 3577e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3578e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mCameraSoundPlayers[soundId].play(); 3579e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3580e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3581e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private CameraSoundPlayer[] mCameraSoundPlayers; 3582e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3583e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static class CameraSoundPlayer implements Runnable { 3584e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private int mSoundId; 3585e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private int mAudioStreamType; 3586e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private MediaPlayer mPlayer; 3587e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private Thread mThread; 3588e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private boolean mExit; 3589e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private int mPlayCount; 3590e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3591e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static final String mShutterSound = 3592e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala "/system/media/audio/ui/camera_click.ogg"; 3593e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static final String mFocusSound = 3594e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala "/system/media/audio/ui/camera_focus.ogg"; 3595e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static final String mVideoStartSound = 3596e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala "/system/media/audio/ui/VideoRecord.ogg"; 3597e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala private static final String mVideoStopSound = 3598e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala "/system/media/audio/ui/VideoRecord.ogg"; 3599e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3600e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala @Override 3601e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public void run() { 3602e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala String soundFilePath; 3603e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala switch (mSoundId) { 3604e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala case Sound.SHUTTER_CLICK: 3605e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala soundFilePath = mShutterSound; 3606e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala break; 3607e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala case Sound.FOCUS_COMPLETE: 3608e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala soundFilePath = mFocusSound; 3609e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala break; 3610e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala case Sound.START_VIDEO_RECORDING: 3611e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala soundFilePath = mVideoStartSound; 3612e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala break; 3613e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala case Sound.STOP_VIDEO_RECORDING: 3614e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala soundFilePath = mVideoStopSound; 3615e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala break; 3616e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala default: 3617e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala Log.e(TAG, "Unknown sound " + mSoundId + " requested."); 3618e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala return; 3619e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3620e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer = new MediaPlayer(); 3621e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala try { 3622e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.setAudioStreamType(mAudioStreamType); 3623e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.setDataSource(soundFilePath); 3624e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.setLooping(false); 3625e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.prepare(); 3626e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } catch(IOException e) { 3627e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala Log.e(TAG, "Error setting up sound " + mSoundId, e); 3628e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala return; 3629e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3630e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3631e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala while(true) { 3632e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala try { 3633e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala synchronized (this) { 3634e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala while(true) { 3635e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mExit) { 3636e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala return; 3637e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } else if (mPlayCount <= 0) { 3638e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala wait(); 3639e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } else { 3640e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayCount--; 3641e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala break; 3642e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3643e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3644e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3645e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.start(); 3646e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } catch (Exception e) { 3647e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala Log.e(TAG, "Error playing sound " + mSoundId, e); 3648e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3649e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3650e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3651e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3652e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public CameraSoundPlayer(int soundId) { 3653e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mSoundId = soundId; 3654e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (SystemProperties.get("ro.camera.sound.forced", "0").equals("0")) { 3655e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mAudioStreamType = AudioManager.STREAM_MUSIC; 3656e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } else { 3657e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mAudioStreamType = AudioManager.STREAM_SYSTEM_ENFORCED; 3658e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3659e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3660e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3661e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public void play() { 3662e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mThread == null) { 3663e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mThread = new Thread(this); 3664e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mThread.start(); 3665e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3666e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala synchronized (this) { 3667e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayCount++; 3668e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala notifyAll(); 3669e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3670e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3671e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3672e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala public void release() { 3673e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mThread != null) { 3674e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala synchronized (this) { 3675e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mExit = true; 3676e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala notifyAll(); 3677e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3678e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala try { 3679e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mThread.join(); 3680e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } catch (InterruptedException e) { 3681e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3682e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mThread = null; 3683e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3684e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala if (mPlayer != null) { 3685e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer.release(); 3686e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala mPlayer = null; 3687e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3688e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3689e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 3690e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala @Override 3691e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala protected void finalize() { 3692e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 3693e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3694e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala } 3695e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala 36969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3697