Camera.java revision 8969ea12ca55eef75783796ba52a0120f7188095
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; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 28bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.util.Log; 29bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 30bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 31bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 32bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 33bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 34bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 35bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.HashMap; 36bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 37bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.StringTokenizer; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 40bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 41bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 42bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 43df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 44bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 457478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 46df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 47df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 48bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 497478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 50df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 51df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 52df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 53df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 54df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 57bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 58341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 59bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 64bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 66bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 110341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 113df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 114df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 115df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1167478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 117df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1186c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1196c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1206c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1216c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1226c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1236c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 128d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 129da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 130da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 131da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 132da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 133da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 134da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 135da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 136da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 137da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 139bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1409d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 148e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1509d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1524c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 15594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 1579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 16010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 16110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 16210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 16310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 16410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 16510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 16610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 16710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 16810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 16910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 17010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 17110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 17210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 17310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 17410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 1754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 1764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 177c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 1784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 180c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 1814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 182c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 1834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 185341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 186e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 187e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 188e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 189e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 190341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 191b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 192b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 193b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public native static void getCameraInfo(int cameraId, CameraInfo cameraInfo); 194b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 195b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 196b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 197b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 198b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 1997836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2007836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2017836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 202b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2037836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2047836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2057836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2067836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 207b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 208b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 209b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 210464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 211b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 212b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2137836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 214b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 215b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 21632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 217b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 21832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 219b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 22032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 2212fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 2222fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 2232fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 2242fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 22532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 226b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 227b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 22869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 22969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 23069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 23169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 232b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2337836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 234b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 235b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 236b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 237341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access a particular hardware camera. 238bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 239a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * <p>When <code>force</code> is set to false, this will throw an exception 240a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * if the same camera is already opened by other clients. If true, the other 241a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * client will be disconnected from the camera they opened. If the device 242a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * can only support one camera running at a time, all camera-using clients 243a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * will be disconnected from their cameras. 244a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 245a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * <p>A camera being held by an application can be taken away by other 246a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * applications at any time. Before the camera is taken, applications will 247a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * get {@link #CAMERA_ERROR_RELEASED} and have some time to clean up. Apps 248a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * receiving this callback must immediately stop video recording and then 249a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * call {@link #release()} on their camera object. Otherwise, it will be 250a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * released by the frameworks in a short time. After receiving 251a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * CAMERA_ERROR_RELEASED, apps should not call any method except <code> 252a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * release</code> and {@link #isReleased()}. After a camera is taken away, 253a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * all methods will throw exceptions except <code>isReleased</code> and 254a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * <code>release</code>. Apps can use <code>isReleased</code> to see if the 255a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera has been taken away. If the camera is taken away, the apps can 256a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * silently finish themselves or show a dialog. 257a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 258a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * <p>Applications with android.permission.KEEP_CAMERA can request to keep 259a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the camera. That is, the camera will not be taken by other applications 260a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * while it is opened. The permission can only be obtained by trusted 261a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * platform applications, such as those implementing lock screen security 262a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * features. 263a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 264a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @param cameraId the hardware camera to access, between 0 and 265a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * {@link #getNumberOfCameras()}-1. 266a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @param force true to take the ownership from the existing client if the 267a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera has been opened by other clients. 268a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @param keep true if the applications do not want other apps to take the 269a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera. Only the apps with android.permission.KEEP_CAMERA can keep 270a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the camera. 271a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @return a new Camera object, connected, locked and ready for use. 272a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @hide 273a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li */ 274a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li public static Camera open(int cameraId, boolean force, boolean keep) { 275a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li return new Camera(cameraId, force, keep); 276a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li } 277a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li 278a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li /** 279a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 280a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 281a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 282a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 283bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 284bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 285bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 286341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 287341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 288bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 289bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 290bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 291bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 292bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 293bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 294bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 295bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 296bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 297bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 298bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 299341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 300a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 301bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 302a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 303a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 304a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 305facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 306e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 307e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 308a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li return new Camera(cameraId, false, false); 309e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 310e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 311e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 312a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 313a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 314a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 3157836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 318a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 319a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 320a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 321a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 322a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 323a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li return new Camera(i, false, false); 324a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 325a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 326a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li Camera(int cameraId, boolean force, boolean keep) { 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 334e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = null; 3353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = null; 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 346a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li native_setup(new WeakReference<Camera>(this), cameraId, force, keep); 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3491c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 3501c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 3511c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 3521c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 3531c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 3541c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 3559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 356e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 359a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li private native final void native_setup(Object camera_this, int cameraId, 360a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li boolean force, boolean keep); 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 3629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 3714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 375a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Whether the camera is released. When any camera method throws an 376a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * exception, applications can use this to check whether the camera has been 377a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * taken by other clients. If true, it means other clients have taken the 378a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera. The applications can silently finish themselves or show a dialog. 379a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 380a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @return whether the camera is released. 381a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @see #open(int, boolean, boolean) 382a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @hide 383a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li */ 384a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li public native final boolean isReleased(); 385a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li 386a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li /** 387bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 388bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 389bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 390bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 391bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 392bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 393bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 394bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 39542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 39642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 402bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 4039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 405bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 406bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 40953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 41042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 41142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 41242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 41342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 414bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 415bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 416bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 417bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 419ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 4209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 422bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 423bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 424bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 425bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 426bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 42853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 42942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 43042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 43142419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 432bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 433bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 434bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 435bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 436bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 438bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 4399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 441bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 442fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 443fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 444fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 445fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 4469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 451bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 452bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 454bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 455bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 456bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 4609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 461bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 462bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 463bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 464bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 467b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 468b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 469b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 470b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 471b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 474dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten private native final void setPreviewDisplay(Surface surface) throws IOException; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 477fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 478fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 479fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 480fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 481fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 482fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 483fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 484fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 485fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 486fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 487fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 488fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 489fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 490fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 49132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 492e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 493e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 494e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 495e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 496e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 497108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 498108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 499108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 500108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 501108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 502108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 503108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 504fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 505fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 506fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 507fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 508fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 509fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 510dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 511fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 512fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 513bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 514bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 515bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 516bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 517bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 518bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 519bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 524bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 525341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 527bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 528a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 529df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 530da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 5319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 5329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 533bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 5379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 539bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 540c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 541c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 542c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 543bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 544bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 545bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 546bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 547bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 548bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 5519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 554bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 5574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 5584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 559664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 560664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 561664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 562664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 563664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 564664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mAutoFocusCallback = null; 5659d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 5664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 5674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 5684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 5699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 5779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 579108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 580bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 581bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 582108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 583108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 584108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 585108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 586108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 587108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 591108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 59694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 597a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 598a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 59994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 603108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 604108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 605108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 606108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 607108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 608108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 609108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 610108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 612bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 613bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 614108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 61794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 61894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 61994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 62094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 62194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 62294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 62394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 62494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 62594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 626108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 627108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 628bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 629108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 630108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 63194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 632bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 633bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 634bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 635108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 63694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 637108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 638bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 639108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 640108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 641108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 642108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 643108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 644108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 64594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 646bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 647bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 648bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 649108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 65094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 65194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 65294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 65394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 65494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 65594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 65894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 6593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 6603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 661bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 662bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 663bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 664bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 665bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 666c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 667bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The size of the buffer is determined by multiplying the preview 668e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image width, height, and bytes per pixel. The width and height can be 669e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel 670bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * can be computed from 671bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 672bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 67394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 674bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 675e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 676bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 677bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 678e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 679e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 680e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 68194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 682bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param callbackBuffer the buffer to add to the queue. 683bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The size should be width * height * bits_per_pixel / 8. 6845b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 68594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 686e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 687e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 688e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 689e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 690e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 691e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 692e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 693e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 694e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 695e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 696e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 697e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 698e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 699e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 700e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 701e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 702e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 703e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 704e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 705e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 706e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 707e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 708e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 709e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 710e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 711e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 712e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 71332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 71432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 71532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 71632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 71732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 71832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 719e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 720e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 721e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 722e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 723e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 724e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 725e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 726e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 727e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 728e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 729e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 730e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 731e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 732e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 733e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 734e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 735e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 736e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 737e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 738e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 739e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 740e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 741e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 742e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 743e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 744e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 745e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 746e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 747e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 761c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 766c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 767c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 768e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 770e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 773c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 774e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 776e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 779c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 781a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks PreviewCallback cb = mPreviewCallback; 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 783a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 784a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 785a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 78794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 788a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 789a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 790a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 79194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 793a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks cb.onPreviewFrame((byte[])msg.obj, mCamera); 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 797e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 798e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 799e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 800e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 801e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 802e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 803c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 804e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mAutoFocusCallback != null) { 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 806e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 807e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 808e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 809e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 8103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 8113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 812e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 815bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 8164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 817f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 8184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 8194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 8204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 821c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 823e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 825e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8289d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 8299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 8309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 8319d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 8329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 8339d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 855bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 856bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 8577478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 8587478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 859df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 860df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 8617478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 862df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 863df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 864bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 865bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 87069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 87169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 87269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 87369ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 8749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 875b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 876b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 87783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 88083d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 88183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 88453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 887bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 889bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 890bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 891bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 892bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 893bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 894bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 89536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 896bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 897da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 8987478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 8997478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 900df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 901df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 902bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 903068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 904068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 905bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 9067478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 90753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 908b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 909b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 910b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 91183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 91253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 91353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 91453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 91553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 91653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 91753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 918108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 919108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 920108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 921108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 923bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 92483d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 92583d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 926108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 936bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 937bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 938bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 939244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 940bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 941bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 942244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 943244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 944244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 945244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang mAutoFocusCallback = null; 946244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang native_cancelAutoFocus(); 947244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 948244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 949244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 950244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 9519d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 9529d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 9536574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 9546574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 9556574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 9566574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 9579d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 9589d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 9599d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 9609d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 9619d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 9629d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 9639d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 9646574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 9659d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 9669d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 9679d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 9689d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 9699d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 9709d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 9719d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 9729d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 9739d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 9749d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 9759d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 9769d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 9779d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 9789d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 9799d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 9809d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 9819d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 982bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 983bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 984bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 989bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 990bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 991bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 992bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 993bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 999bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1000bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1001bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1005bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1006bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1007bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 10089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1016bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 10179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1018bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 10219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1022e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1023e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1024e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1025e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1026e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 10279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 10289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 10299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 10309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 10319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1032e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1033e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 10349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 10359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 10369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 10379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 10389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1039e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1040bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1041bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1042bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 104342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 104442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 104542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 104640057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1047bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1048bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 104940057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1050bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1051bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1052e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1053bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 1054e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1055e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1056e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1059e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1061e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1062e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1063e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1064e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1065e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1066e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1067e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1068e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1069e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1070e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1071e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1072e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1073e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1074e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1075e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1076e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1077e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1080e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1081bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 10823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 10833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1084bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1085bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1086bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1087bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1088bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1089bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1090bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1091bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1092bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 109336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 109436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 109536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 10960ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 10970ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1098bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 109936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 110036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 110136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 110236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 11043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 11053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 11068cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 11070ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 11080ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 110936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 111036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 111136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 111236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 11132fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 11142fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 11152fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1116b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1117b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1118b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1119d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 112069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 11212fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 11222fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1123d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 112469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 112569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1126b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1127724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1128724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1129724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1130724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1131724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1132724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1133724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1134724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1135724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1136724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1137724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1138724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1139724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1140724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1141b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 11422fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 11432fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 11442fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 11452fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 11462fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 11472fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 11482fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1149724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1150724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1151b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1152d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1153d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1154d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1155d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1156d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 1157e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 1158e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 11592fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1160d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1161d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1162d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1163d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1164bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1165bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1166bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1167bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1168e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 11693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1170e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1171e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1172bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 117336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 117436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 11753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 117636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 117736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1178e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1179e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 11803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1181e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1182e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1183e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 11843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 118536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 11868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 11873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 11888cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1189e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 11903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1191e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 11923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1193e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 11954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 11964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 11974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 11984c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 11994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 12004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 12014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 12024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 12034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 120453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1205464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 12064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1207f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 12084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1211c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 12124c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 12134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 12144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1215c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 12164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 12174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 12184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 12194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 12204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1223c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 12244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 12254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 12264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 12274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1228c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 12294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 12304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 12318c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 12324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 12338c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 12348c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 12358c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 12368c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 12378c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 12388c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 12398c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 12408c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 12418c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 12428c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 12438c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 12448c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 12458c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 12464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1247c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 12484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 12494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 12504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 12514c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1252c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 12534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1254c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 12554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 12564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 12574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1258c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 12594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 12604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12624c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1263c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 12644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1265464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 12664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 12674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 12684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 12694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 12704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 12734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 12744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 12754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1276464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 127753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1278464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1279464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 12804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1281464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 12824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1283f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1284c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1285c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1286c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1287bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1288bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1289bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 12904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 12914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 12924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1293c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1294c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 12958c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 12968c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 12978c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 12988c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1299f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1300f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1301f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 13028c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 13038c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 13048c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 13058c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 13068c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 13078c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 13088c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 13098c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 13108c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 13118c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 13128c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 13138c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 13148c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 13158c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 13168c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 13178c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 13188c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 13198c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 13204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1321464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 13224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1323bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 13244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 13254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1326464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The confidence level for the detection of the face. The range is 1 to 100. 100 is the 1327c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * highest confidence. 13284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1329464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 13304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1331bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1332d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1333d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1334d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1335d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1336d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1337d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1338d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1339d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1340d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1341d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1342d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1343d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1344d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1345d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1346d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1347d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1348d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1349d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1350d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1351d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1352d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1353d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1354d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1355d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1356d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1357d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1358d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1359d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1360d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1361d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1362d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1363d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1364d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1365d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1366d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1367d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1368d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 13694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 13704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1371bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 1372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1374bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1376bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 13779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1378a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li 1379a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li /** 1380a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Camera was released because another client has opened the camera. The 1381a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * application should call {@link #release()} after getting this. The apps 1382a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * should not call any method except <code>release</code> and {@link #isReleased()} 1383a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * after this. 1384a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 1385a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @see Camera.ErrorCallback 1386a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @hide 1387a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li */ 1388a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li public static final int CAMERA_ERROR_RELEASED = 2; 1389bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1390bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1391bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1392bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1393bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1394bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 13959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 13969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 13979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 14039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 14069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 14079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 14129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1418bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 14199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 14219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 14239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1429bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 14309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 143299a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1433bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 14349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 14369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 14379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1440bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1441bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1442bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1443bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 14459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 14489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 14499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14541c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 14551c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 1456f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 14571c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 14581c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 14591c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 14601c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 14611c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 14621c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 14631c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 14641c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 14651c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 1466bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 14679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 14699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 14719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 14749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 14769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 14779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14794c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 14804c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 14814c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 14824c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 14834c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 14844c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 14854c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 14864c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 14874c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 14884c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 14894c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 14904c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14914c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 14924c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 14934c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14944c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 14954c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 14964c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 14974c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 14999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 15009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 15019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 15029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 15039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 150532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 150632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 150732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 150832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 150932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 151032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 151132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 151232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 151332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 151432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 151532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 151632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 151732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 151832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 151932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 152032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 152132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 152232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 152332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 152432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 152532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 152632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 1527bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1528bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 1529bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1530bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 1531bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 1532bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1533bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 153430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 153530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 153630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 153730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 153830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 153932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 154032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 154130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 154230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 154330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 154430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 154530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 154630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 154730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 154830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 154930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 155030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 155130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 155230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 155330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 155430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 155530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 155630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 155730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 155830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 155930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 156030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 156130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 156230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 156330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 156430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 156530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 156630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1567bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 156832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 156932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 157032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 157132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 157232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 1573bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1574bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1575bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1576bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 157730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 157830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1579bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 158032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 158132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 158232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 158332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 158432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 1585bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1586bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1587bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1588bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 158930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 1590bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 159130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 159230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 1593bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 15949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 15959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 1596bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 1597bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 1598bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 1599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 16009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 16029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 16039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 1604bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 1605bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 1606bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 1607bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 16089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 16109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 16119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 16129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 16139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 1614454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 16159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 16169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 16174c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 16189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 16199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 16209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 16219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 16229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 16239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 16249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 16259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 16269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 1627055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 16289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 16299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 16309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 16319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 16329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 163336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 163430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 163530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 16366c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 16376c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 16386c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 1639ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 164024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 164124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 164224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 16433773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 16443773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 1645d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 1646d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 1647e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 1648e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 16498cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 16508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 16518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 16528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 16538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 1654e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 1655dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 1656dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 1657dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 16584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 16594c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 166025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 166198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 1662037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 1663037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 1664e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 16659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 16669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 16679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16688cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 16693773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 16708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 16719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 16729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 16739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 16749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 16759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 16769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 16779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 16789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 16799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 16809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 16829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 16839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 16849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 16859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 16869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 16879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 16889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 16899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 16909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 16919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 16939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 16949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 16959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 16969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 16979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 16999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 17019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 170336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 17049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1705068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 1706068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 17079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 170936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 17109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1711068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 1712068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 17139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 171536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 17169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 17189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 172036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 172136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1722068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 1723068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 172436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 1725068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 17269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 172700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 172800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 172900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 173100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 173200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 173300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 173400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 173500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 173700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 173800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 173900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 174000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 174200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 174300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 174400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 174500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 174700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 174800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 174900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 175000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 175200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 175300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 175400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 175500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 175700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 175800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 175900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 176000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 176200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 176300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 176400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 176500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 176700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 176800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 176900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 177000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 177200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 177300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 177400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 177500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 177700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 177800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 177900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 178000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 178200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 178300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 178400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 178500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 178700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 178800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 178900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 179000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 179100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 179300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 179400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 179500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 179600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 17979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 179800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 179900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 180000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 180100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 18029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 18039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1804c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1805c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 1806c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 1807c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1808c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 1809c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 181036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1811f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 1812f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 181336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 181436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 181536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 181636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 181736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 181836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 181936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 182036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 1821f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 1822f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 1823f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 1824f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 1825f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 1826f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 182736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 182836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 182936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 183036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 183136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 183236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 183336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 183436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 183536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 183636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 1837c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1838c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 1839c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 1840c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 1841c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1842c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 1843c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 1844699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 1845d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 1846b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 1847b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 1848b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 1849b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 1850b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 185153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 185253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 185353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 185453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 185553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 185653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 185753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 185853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 185953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 186053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 186153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 186253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 1863d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 1864d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 1865699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 1866b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 1867b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 1868b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 1869b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 187053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 187153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 18720f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 18730f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 18740f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 18750f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 18760f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 18770f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 18780f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 18790f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 18800f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 18810f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 18820f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 18830f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 1884b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 1885b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 1886b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 1887b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 1888b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 1889e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 1890e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1891e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 1892e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1893e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1894e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 1895e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1896e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1897e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 1898e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1899e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1900e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 1901e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1902e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1903e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 1904e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1905e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1906e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 1907e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1908ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 1909454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 1910454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1911454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1912454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1913454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 1914454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1915454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1916454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 1917454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1918454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1919454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1920454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 1921454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 19229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 19239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 1925eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 192610a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 19279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 19289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 192970fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 19309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 19329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 19349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 19359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 19399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 19409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 19419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 19439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 19449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 19459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 19469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 19519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 19529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 19539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 19559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 19569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 19589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 19599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 19609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 19619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 19629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 19639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 19649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 19669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 19679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 19689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 19729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 19739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 19749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 19769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 19779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 19799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 19809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 19829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 19839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 19849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 19859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 19869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 19879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 19899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 19909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 19919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 19959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 19969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 20009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 20029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 20039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2005cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2006cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 20079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 20089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2009cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2010cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 20119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 20129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 20159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 20199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 20219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 20229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 20249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 20259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2027e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2028f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2029f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2030f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2031f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2032f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2033f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2034f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2035f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2036f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2037f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2038f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2039f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2040f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2041f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2042f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2043f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2044f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2045f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2046f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2047f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2048f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2049e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2050e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2051e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 20529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 20549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 20569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 20579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 20599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 20609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 20649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 20669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 20679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 20699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 20709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 207326274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 207426274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 207526274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 20769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2077c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2078c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2079c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2080c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2081c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2082c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2083c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2084c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2085c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2086c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2087c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 20889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 20899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2090c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2091c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2092c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2093c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 20949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 20969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 20979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 20989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 21029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2103dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 21049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 21059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 21079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 21089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 21099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 21109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 21139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 21159c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 21169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 21189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 21199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 21209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 212332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 212432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2125dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 212632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2127dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2128dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2129dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2130dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 213132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2132dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2133dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2134dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2135dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2136dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2137dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2138dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2139dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2140dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2141dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2142dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2143dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2144dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2145dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2146dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2147dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2148dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2149dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2150dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2151dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2152dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2153dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2154dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2155dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2156dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2157dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2158dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2159dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2160dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2161dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2162dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 216332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 21644c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 216532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 21669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 216732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 216832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2169c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 21709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 21719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2172c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 21739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 21759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 21769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 21779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 21789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 21819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 21839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 21849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 21869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 21879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 21889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21914c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 21924c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 21933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 21944c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 21954c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 21964c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 21974c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 21984c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 21994c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 22004c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 22014c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 22024c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 22039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 22049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 22069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 22079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 22099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 22109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 22149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 22169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 22189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 22199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 22239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 22259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 22269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 22289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 22299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 22339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 22359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 22379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 22389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2241a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2242a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 22439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 22455f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 22469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22475f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 22489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 22499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 22509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2253a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2254a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2255a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 22569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 22585f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 22599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22605f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 22619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 22629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 22639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 22679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 22693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 22705f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 22719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22725f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 22739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 22749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 22759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 22769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2279454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 22801620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2281454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2282454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2283454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2284454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2285454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2286454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2287454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2288454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2289454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2290454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2291454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2292454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2293454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2294454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2295454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2296454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2297454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2298454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2299454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2300454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2301454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2302454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2303454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2304454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2305454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 23065f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2307454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2308454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2309454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2310454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2311454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2312454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2313454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2314454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2315454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2316454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2317454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2318454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2319454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2320454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2321454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2322454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2323454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2324454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2325454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2326454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2327454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2328454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2329454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2330454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2331454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2332454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2333454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 23347478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2335da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2336a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2337df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 23387478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2339df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 2340a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 2341a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 2342a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2343a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2344a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 23459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 23479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 23489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 23499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 23509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 23519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 23549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 23589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 23597478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 23603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 23613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 23629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 23649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 23659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2368f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2369f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2370f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 23719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 23723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 23733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 23743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 23759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2378eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2379eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2380eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2381a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2382eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2383eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2384eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 23859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 238832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 23899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 239032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 239132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2392c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 23939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 23949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2395c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2396c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 23979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 23999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 24009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 24019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 24059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 24079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 24089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 24109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 24119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 24129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 24169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 24183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 24199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 24219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 24229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 24239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 24279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 2429a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 2430a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2431a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2432a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 24339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 24359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 24369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 24379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 24389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 24399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 24429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 24469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 24483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 24499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 24519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 24529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 24569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 24583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 24593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 24609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 24629c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 24639c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 24649c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 24659c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 2466a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 24679c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 24689c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 24699c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 24709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 24739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 2474a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 2475a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 2476a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 247710a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 2478a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 2479a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 248070fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li case ImageFormat.BAYER_RGGB: return PIXEL_FORMAT_BAYER_RGGB; 2481a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 24829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 24869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 2487a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 24889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 2490a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 24919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 2493a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 24949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2495eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 2496a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 2497eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 249810a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 249910a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 250010a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 25019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 2502a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 25039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 2505a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 25069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2507a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 25089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25118969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 25128969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 25138969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 25148969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 25158969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 25168969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotated, the orientation in the EXIF header will be missing or 1 25178969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * (row #0 is top and column #0 is left side). 25189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 251969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If applications want to rotate the picture to match the orientation 25202fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of what users see, apps should use {@link 25212fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.view.OrientationEventListener} and {@link CameraInfo}. 25222fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The value from OrientationEventListener is relative to the natural 25232fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation of the device. CameraInfo.orientation is the angle 252469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * between camera orientation and natural device orientation. The sum 25252fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of the two is the rotation angle for back-facing camera. The 25262fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * difference of the two is the rotation angle for front-facing camera. 25272fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Note that the JPEG pictures of front-facing cameras are not mirrored 25282fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * as in preview display. 25299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 253069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>For example, suppose the natural orientation of the device is 25312fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 25322fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 25332fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 25342fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 25352fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 25362fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 253769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 25382fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 2539e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 25409a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 25412fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 25422fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 25432fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 25442fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 25452fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 25462fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 25472fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 25482fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 25492fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 25502fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 25512fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 25522fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 25532fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 2554e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 25552fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 25562fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 25572fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 25582fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 25599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 25609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 25612fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 25629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 25649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 25659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 25669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 25679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 25689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 25699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 25709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 25759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 25769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 25789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 25809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 25819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 25859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 25869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 25889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 25909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 25919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 25959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 25979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 25999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 26009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 26049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 26069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 26079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 26099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 26109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2613e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 2614055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 2615055c986ab841f8f758398841730f1e90313b132aRay Chen * 2616055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 2617055c986ab841f8f758398841730f1e90313b132aRay Chen */ 2618055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 2619055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 2620055c986ab841f8f758398841730f1e90313b132aRay Chen } 2621055c986ab841f8f758398841730f1e90313b132aRay Chen 2622055c986ab841f8f758398841730f1e90313b132aRay Chen /** 26239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 26249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 26259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 26279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 26289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 26299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 26309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 2631055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 26329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 26369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 26383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 26393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 26403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 26413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 26423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 26433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 26443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 26453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 26463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 26473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 26489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 26509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 26519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 265416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 2655b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 2656b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 26579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 26593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 2660037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 26619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 2663b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 2664b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 26659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 266616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 26679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 26719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 26733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 26743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 26759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 26779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 26789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 26799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 26839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 26859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 26863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 26873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 26883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 26893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 26903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 26913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 26923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 26933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 26943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 26959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 26979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 26989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 27029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 27043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 27059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 27079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 27089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 27129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 27149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 27153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 27169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 27189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 27199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 27209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 27259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 27273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 27283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 27293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 27303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 27313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 27329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 27349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 27359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 27399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 27413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 27429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 27449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 27459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 27499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 27513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 27523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 27539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 27559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 27569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 27579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 27619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 27639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 27643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 27653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 27663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 27673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 27683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 27693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 27703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 27713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 27723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 27733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 27743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 27753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 27763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 27773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 27783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 27799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 27819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 27829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2785c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 2786c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 2787c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 2788c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 2789c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 27902988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 27912988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 27929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 27943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 27959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 27979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 27989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 28029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 28043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 28053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 28069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 28089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 28099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 28109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 28149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 28163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 28173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 28183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 28193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 28203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 28213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 28229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 28249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 28259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 28299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 28313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 28329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 28349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 28359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 28379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 28389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 28399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 28403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 28413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 28423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 28439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 28449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 28459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 28469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 28479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 28489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 284936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 285036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 285136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2852699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2853699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2854699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2855699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 28563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 28573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 28583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 28593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2860f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2861d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 286236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 286336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 286436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 286536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 286636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 286736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 286836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 286936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 28703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 28713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 287236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 287336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 287436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 287536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 287636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 287736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 287836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 287936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 28803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 28813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 28823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 288336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 288436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 288536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 288636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 288736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 288836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 288936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 28906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 28916c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 28926c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 28936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 28946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 28956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 28966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 28976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 28986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 28996c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 29006c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 29016c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 29026c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 29036c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 29046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 29056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 29066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 29076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 29086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 29096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 29106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 29116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 29126c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 29136c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 29146c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 29156c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 29166c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 29176c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 29186c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 29196c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 292024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2921ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 292224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 292324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 292424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 292524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2926ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2927ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 292824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2929ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2930ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2931ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 293224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2933ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 29340402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 29350402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 293624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 293724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 293824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 293924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2940ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2941ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2942ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2943ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2944ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2945ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 294624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2947ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 294824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 294924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 295024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 295124b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 295224b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 295324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 295424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 295524b326a8978bf78e3e560723dde221792784325bWu-cheng Li 295624b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 295724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 295824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 295924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 296024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 296124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2962ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 296324b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 296424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 296524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 296624b326a8978bf78e3e560723dde221792784325bWu-cheng Li 296724b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 296824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 296924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 297024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 297124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 297224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 297324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 297424b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 297524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 297624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2977ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2978ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2979ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 2980d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 2981d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 29823773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 2983d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 2984d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 2985d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 2986d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2987d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 2988d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 2989d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2990d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 2991d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 2992b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 2993b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 2994d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2995b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 2996b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 2997b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 2998d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2999d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 30003773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 30013773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 30023773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3003d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3004d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 30053773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30063773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 30073773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 30083773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 30093773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3010d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 30113773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 30123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 30133773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 30143773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 30153773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 30163773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 30173773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 30183773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 30193773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 30203773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3022b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 30233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 30253773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30263773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 30273773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 30283773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 30293773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 30303773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 30313773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 30323773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 30333773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 30343773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 30353773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 30363773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30373773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 30383773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 30393773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 30403773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 30413773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 30423773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 30433773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 30443773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 30453773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 30463773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3047d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3048d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3049d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3050d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3051d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3052d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3053d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3054d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3055d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3056d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3057d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3058d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3059d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3060b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3061b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3062d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 306316b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 306416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 306516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3066b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3067b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3068b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3069b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3070b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3071b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3072b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3073b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3074d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3075d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3076d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3077d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3078d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3079d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 308016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3081d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3082d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3083d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3084d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3085d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3086d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3087d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3088d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3089d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3090d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3091d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3092d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3093d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3094b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3095d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3096d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3097d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3098d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3099d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3100d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3101d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3102d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3103d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3104d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3105d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3106d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3107d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3108d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3109d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3110d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3111d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3112d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3113d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3114d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3115d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3116d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3117d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3118d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 311936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 31208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 31218cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 312236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 312336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 31248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 312536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 312636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 31278cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 312836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 312936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 313036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 31318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 31328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 31338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 31348cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 31358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 31368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 313736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 313836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 313936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 314036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 31418cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 314236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 314336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 314436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 314536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 314636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 314736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 314836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 314936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 315036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 31518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 31528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 315336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 315436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 315536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 315636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 315736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 31588cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 31598cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 31608cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 316136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 316236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 316336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 316436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 31658cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 316636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 316736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 316836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 31698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 31708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 317136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 31728cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 31738cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 31748cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 31758cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 31768cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 317736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 31788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 31798cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 318036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 318136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 318236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 318336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 318436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 318536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 318636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 318736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 318836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 31898cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 31908cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 319136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 319236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3193e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 319432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3195e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 319632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3197e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 319832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3199e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3200e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3201e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3202d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 320332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3204699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 320532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3206699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3207699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3208699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 320932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3210e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 321132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3212185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 321332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3214e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3215e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3216e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3217e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3218185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3219185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3220185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3221e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3222e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3223e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3224e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3225f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3226e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3227454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3228e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3229e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 323030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 323130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 32327b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 32337b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 323430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 323530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 323630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 323730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 323830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 323930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 324030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 324130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 324230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 324332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 324432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 324530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 324632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 32477b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 324832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 324930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 325032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 325130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 325230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 325330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 325430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3255bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 325632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 325730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 325832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 32594e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 32604e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 32614e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 32624e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 326332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 326430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 326532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 326632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 326732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 326832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 326932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 327030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 327132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 327230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 327330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 327430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 327532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 327630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 327732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 327853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 327953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 328053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 328130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 328230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 328330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 328430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3285f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 328630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 328730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 328830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 328930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 329030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 32917b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 329230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 329330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3294e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3295e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3296e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3297e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3298e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3299e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 33007b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 33017b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3302e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3303e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3304e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3305e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3306e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3307e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3308e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3309e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3310e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 331132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 331232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3313e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 331432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 33157b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 33167b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 331732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3318e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 331932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3320e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3321e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3322e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3323e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3324bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 332532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3326e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 332732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 33284e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 33294e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 33304e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 333132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3332e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 333332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 333432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 333532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 333632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 333732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3338e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 333932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3340e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3341e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3342e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 334332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3344e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 334532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 334632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3347e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3348e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3349e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3350e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3351d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3352e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3353e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3354e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3355e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3356e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3357e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 33587b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3359e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3360e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3361e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3362e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 336330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 336430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 33654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 33664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 33674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 33684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 33694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 33704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 33714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3372464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 33734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3374c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3375c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 33764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 33774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 337825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 33799c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 33809c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 33819c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 33829c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 33839c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 33849c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 33859c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 33869c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 33879c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 33889c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 33899c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 33909c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 33919c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 33929c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 33939c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 339425d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 339525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 339625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 339725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 339825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 339925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 340098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 340198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Returns true if video snapshot is supported. That is, applications 340298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 340398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} 340498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * during recording. Applications do not need to call {@link 340598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #startPreview()} after taking a picture. The preview will be still 340698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * active. Other than that, taking a picture during recording is 340798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * identical to taking a picture normally. All settings and methods 340898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * related to takePicture work identically. Ex: {@link 340998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #getPictureSize()}, {@link #getSupportedPictureSizes()}, {@link 341098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 341198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and {@link 341298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #FLASH_MODE_ON} also still work, but the video will record the flash. 341398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 341498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Applications can set shutter callback as null to avoid the shutter 341598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 341698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * callbacks to null to avoid the interrupt of preview display. 341798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 341898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Field-of-view of the recorded video may be different from that of the 341998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * captured pictures. 342098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 342198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 342298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 342398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 342498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 342598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 342698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 342798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 3428037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3429037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 3430037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 3431037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 3432037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3433037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 3434037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 3435037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 3436037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 3437037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 3438037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3439037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 3440037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 3441037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 3442037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3443037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 3444037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 3445037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3446037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3447037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3448037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 3449037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 3450037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3451037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3452037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3453037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 3454037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3455037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3456037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 3457037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3458037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3459037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3460037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 3461037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 3462037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3463037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3464037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3465037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3466037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 3467037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3468037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3469037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 3470037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3471037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3472037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3473037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 3474037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 3475037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3476037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3477037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 34789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 34799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 34809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 34819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 34829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 34849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 34859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 34869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 34879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 34889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 34909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 34919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 34939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 34949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 34959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 34969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 34979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 34989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 34999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 35009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 35019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 35029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 35049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 35059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3507454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 3508454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3509454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3510454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3511454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3512454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 3513454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 3514454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 3515454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3516454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3517454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3518e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 3519454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 3520454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3521e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 3522e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3523454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3524e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 3525e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 3526454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 3527e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3528e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3529e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 353024b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 353124b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 353224b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 353324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 353424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 353524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 353624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 353724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 353824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 353924b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 354024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 354124b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 354224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 354324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 354424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 354524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 354624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 354724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 35489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 35499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 35509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 35519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 35529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 35549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 35559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 35569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 35579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 35589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 35609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 35619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 35649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 35659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 35669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 35679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 35689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 35699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 35709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 35719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 35729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 35739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 35749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 35759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 35769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 35779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 3578454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3579454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 3580454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 3581454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 3582454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 3583454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 3584454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 3585454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 3586454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 3587454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3588454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3589454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 3590454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 3591454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 3592454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 3593454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 3594454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 3595454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 3596454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 3597454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 3598454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 3599454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3600454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 3601454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 3602454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 360330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 360430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 360530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 3606f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 360730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 360830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 360930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 361030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 361130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 361230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 361330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 361430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 361530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 361630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 361730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 361830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 361930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 362030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 362130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 362230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 362330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 362430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 362530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 362630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 3627f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 3628f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 3629bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 3630f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 3631f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 3632f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 3633f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 3634f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3635f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3636f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 363730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 363830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 3639b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 3640b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 3641b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 3642b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 3643b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 3644b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 36459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 36469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3647