Camera.java revision 6c5c3c392b8abce93fd2d366f12449c713ed0016
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 394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 41bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 42bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 43bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 44df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 45bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 467478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 47df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 48df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 49bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 507478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 51df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 52df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 53df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 54df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 55df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 57bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 58bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 59341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 64bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 66bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 111341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 114df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 115df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 116df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1177478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 118df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1196c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1206c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1216c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1226c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1236c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1246c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 129d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 130da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 131da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 132da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 133da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 134da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 135da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 136da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 137da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 138da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 140bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_ALL_MSGS = 0x4FF; 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 149e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 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 * 239bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 240bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 241bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 242341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 243341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 244bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 245bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 246bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 247bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 248bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 249bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 250bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 251bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 252bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 253bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 254bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 255341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 256a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 257bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 258bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if connection to the camera service fails (for 259facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * example, if the camera is in use by another process or device policy 260facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * manager has disabled the camera). 261facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 262e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 263e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 264e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return new Camera(cameraId); 265e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 266e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 267e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 268a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 269a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 270a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 2717836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 274a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 275a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 276a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 277a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 278a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 279a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return new Camera(i); 280a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 281a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 282a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 285e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang Camera(int cameraId) { 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 290e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = null; 2913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = null; 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 302e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang native_setup(new WeakReference<Camera>(this), cameraId); 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 3069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li native_release(); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 309e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang private native final void native_setup(Object camera_this, int cameraId); 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 3119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 315bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 316bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 3204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 324bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 327bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 329bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 330bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 33242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 33342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 337bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 339bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 3409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 342bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 343bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 34653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 34742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 34842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 34942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 35042419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 351bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 352bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 353bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 356ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 3579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 359bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 360bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 361bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 362bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 363bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 36553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 36642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 36742419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 36842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 369bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 370bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 371bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 372bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 3769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 378bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 379fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 380fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 381fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 382fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 3839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 384bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 385bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 386bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 387bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 388bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 389bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 390bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 391bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 392bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 393bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 394bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 395bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 396bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 3979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 398bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 401bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 404b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 405b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 406b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 407b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 408b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 411dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten private native final void setPreviewDisplay(Surface surface) throws IOException; 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 414fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 415fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 416fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 417fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 418fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 419fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 420fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 421fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 422fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 423fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 424fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 425fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 426fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 427fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 42832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 429e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 430e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 431e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 432e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 433e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 434fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 435fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 436fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 437fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 438fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 439fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 440dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 441fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 442fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 443bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 446bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 454bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 455341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 458a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 459df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 460da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 4619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 4629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 463bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 4679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 469bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 470c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 471c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 472c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 473bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 474bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 475bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 476bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 477bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 478bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 4819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 483bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 484bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 4874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 4884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 489664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 490664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 491664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 492664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 493664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 494664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mAutoFocusCallback = null; 4954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 4964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 4974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 4989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 5069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 508bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame in addition 509bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 510bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 511bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * even while preview is live. Any other preview callbacks are overridden. 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 513bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 514bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 51994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 520a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 521a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 52294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 526bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for the next preview frame in addition 527bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying it on the screen. After one invocation, the callback is 528bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * cleared. This method can be called any time, even when preview is live. 529bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 531bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 532bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 53594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 53694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 53794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 53894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 53994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 54094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 54194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 54294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 54394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 544bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame, using buffers 545bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * supplied with {@link #addCallbackBuffer(byte[])}, in addition to 546bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 547bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active and buffers are available. 548bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 54994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 550bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 551bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 552bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling this method -- or no callbacks will received. 55494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 555bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The buffer queue will be cleared if this method is called with a null 556bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 557bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is called. 55894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 559bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 560bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 561bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 56294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 56394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 56494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 56594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 56694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 56794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 57094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 5713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 5723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 573bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 574bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 575bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 576bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 577bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 578c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 579bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The size of the buffer is determined by multiplying the preview 580e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image width, height, and bytes per pixel. The width and height can be 581e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel 582bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * can be computed from 583bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 584bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 58594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 586bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 587e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 588bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 590e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 591e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 592e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 59394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 594bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param callbackBuffer the buffer to add to the queue. 595bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The size should be width * height * bits_per_pixel / 8. 5965b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 59794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 598e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 599e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 600e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 601e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 602e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 603e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 604e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 605e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 606e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 607e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 608e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 609e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 610e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 611e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 612e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 613e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 614e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 615e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 616e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 617e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 618e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 619e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 620e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 621e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 622e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 623e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 624e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 62532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 62632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 62732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 62832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 62932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 63032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 631e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 632e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 633e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 634e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 635e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 636e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 637e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 638e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 639e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 640e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 641e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 642e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 643e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 644e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 645e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 646e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 647e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 648e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 649e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 650e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 651e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 652e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 653e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 654e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 655e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 656e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 657e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 658e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 659e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 673c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 678c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 679c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 680e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 682e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 685c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 686e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 688e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 691c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 693a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks PreviewCallback cb = mPreviewCallback; 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 695a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 696a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 697a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 69994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 700a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 701a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 702a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 70394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 705a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks cb.onPreviewFrame((byte[])msg.obj, mCamera); 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 710e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 711e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 712e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 713e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 714e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 715c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 716e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mAutoFocusCallback != null) { 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 718e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 719e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 720e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 721e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 7223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 7233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 724e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 727bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 7284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 729f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 7304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 7324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 733c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 735e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 737e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 761bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 762bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 7637478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 7647478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 765df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 766df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 7677478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 768df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 769df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 770bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 771bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 77669ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 77769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 77869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 77969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 7809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 781b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 782b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 78383d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 78683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 78783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 79053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 793bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 794bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 795bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 796bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 797bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 798bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 799bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 800bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 80136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 802bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 803da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 8047478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 8057478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 806df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 807df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 808bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 809068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 810068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 8127478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 81353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 814b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 815b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 816b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 81783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 81853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 81953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 82053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 82153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 82253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 82353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 825bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 82683d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 82783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 837bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 838bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 839bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 840244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 841bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 842bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 843244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 844244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 845244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 846244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang mAutoFocusCallback = null; 847244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang native_cancelAutoFocus(); 848244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 849244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 850244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 851244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 852bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 853bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 854bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 859bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 860bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 861bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 862bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 863bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 869bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 870bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 871bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 875bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 876bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 877bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 8789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 886bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 8879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 888bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 892e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 893e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 894e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 895e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 896e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 8979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 8989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 8999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 9009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 9019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 902e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 903e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 9049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 9059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 9069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 9079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 9089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 909e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 910bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 911bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 912bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 91342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 91442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 91542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 91640057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 917bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 918bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 91940057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 920bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 921bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 922e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 923bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 924e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 925e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 926e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 929e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 931e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 932e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 933e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 934e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 935e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 936e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 937e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 938e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 939e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 940e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 941e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 942e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 943e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 944e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 945e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 946e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 947e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 950e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 951bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 9523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 9533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 954bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 955bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 956bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 957bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 958bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 959bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 960bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 961bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 962bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 96336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 96436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 96536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 9660ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 9670ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 968bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 96936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 97036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 97136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 97236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 973bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 9743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 9753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 9768cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 9770ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 9780ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 97936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 98036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 98136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 98236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 9832fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 9842fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 9852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 986b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 987b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 988b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 989d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 99069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 9912fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 9922fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 993d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 99469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 99569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 996b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 997724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 998724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 999724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1000724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1001724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1002724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1003724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1004724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1005724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1006724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1007724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1008724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1009724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1010724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1011b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 10122fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 10132fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 10142fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 10152fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 10162fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 10172fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 10182fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1019724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1020724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1021b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1022d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1023d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1024d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1025d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1026d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 1027e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 1028e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 10292fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1030d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1031d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1032d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1033d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1034bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1035bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1036bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1037bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1038e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1040e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1041e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1042bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 104336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 104436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 10453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 104636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 104736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1048e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1049e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1051e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1052e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1053e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 10543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 105536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 10568cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 10573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 10588cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1059e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 10603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1061e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 10623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1063e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 10664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 10674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 10684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 10694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 10704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 10714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 10724c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 10734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 107453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1075464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 10764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1077f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 10784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 10794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 10804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1081c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 10824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 10834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 10844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1085c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 10864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 10874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 10884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 10894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 10904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 10914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 10924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1093c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 10944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 10954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 10964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 10974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1098c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 10994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 11004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1101c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 11024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 11034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * have no effect. 11044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1105c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 11064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 11074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 11084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 11094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1110c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 11114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1112c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 11134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 11144c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 11154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1116c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 11174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 11184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1121c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 11224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1123464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 11244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 11254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 11264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 11274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 11284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 11314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 11324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1134464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 113553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1136464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1137464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 11384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1139464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 11404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1141f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1142c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1143c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1144c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1145bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1146bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1147bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 11484c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 11494c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 11504c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1151c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1152c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 1153c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). The 115453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * width and height of the rect will not be 0 or negative. The 115553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * coordinates can be smaller than -1000 or bigger than 1000. But at 115653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * least one vertex will be within (-1000, -1000) and (1000, 1000). 1157f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1158f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1159f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 1160f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}.</p> 11614c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1162464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 11634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1164bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 11654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 11664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1167464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The confidence level for the detection of the face. The range is 1 to 100. 100 is the 1168c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * highest confidence. 11694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1170464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 11714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1172bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1173d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1174d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1175d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1176d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1177d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1178d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1179d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1180d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1181d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1182d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1183d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1184d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1185d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1186d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1187d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1188d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1189d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1190d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1191d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1192d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1193d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1194d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1195d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1196d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1197d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1198d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1199d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1200d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1201d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1202d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1203d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1204d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1205d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1206d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1207d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1208d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1209d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 12104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 12114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1212bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 1213bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1214bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1215bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1216bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1217bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 12189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1219bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1220bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1221bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1222bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1223bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1224bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 12259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 12269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1228bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1229bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1230bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 12319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 12339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 12369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 12379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1248bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1259bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 12609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 126299a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1263bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1270bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1271bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1272bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1273bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1274bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1284bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 12879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 12899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 12969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12974c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 12984c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 12994c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 13004c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 13014c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 13024c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 13034c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 13044c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 13054c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 13064c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 13074c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 13084c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13094c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 13104c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 13114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13124c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 13134c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 13144c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 13154c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 132332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 132432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 132532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 132632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 132732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 132832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 132932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 133032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 133132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 133232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 133332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 133432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 133532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 133632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 133732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 133832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 133932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 134032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 134132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 134232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 134332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 134432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 1345bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1346bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 1347bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1348bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 1349bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 1350bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1351bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 135230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 135330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 135430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 135530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 135630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 135732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 135832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 135930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 136030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 136130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 136230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 136330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 136430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 136530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 136630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 136730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 136830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 136930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 137030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 137130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 137230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 137330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 137430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 137530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 137630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 137730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 137830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 137930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 138030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 138130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 138230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 138330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 138430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1385bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 138632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 138732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 138832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 138932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 139032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 1391bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1392bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1393bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1394bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 139530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 139630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 1397bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 139832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 139932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 140032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 140132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 140232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 1403bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1404bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1405bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1406bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 140730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 1408bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 140930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 141030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 1411bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 14129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 1414bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 1415bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 1416bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 1417bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 14189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 14209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 14219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 1422bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 1423bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 1424bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 1425bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 14289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 14299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 14309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 14319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 1432454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 14339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 14349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 14354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 14369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 14379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 14389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 14399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 14409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 14419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 14429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 14439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 14449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 1445055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 14469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 14479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 14489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 14499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 14509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 145136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 145230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 145330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 14546c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 14556c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 14566c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 1457ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 145824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 145924b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 146024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 14613773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 14623773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 1463d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 1464d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 1465e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 1466e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 14678cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 14688cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 14698cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 14708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 14718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 1472e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 1473dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 1474dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 1475dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 14764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 14774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 147825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 147998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 1480037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 1481037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 1482e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 14839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 14849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 14859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 14873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 14888cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 14899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 14909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 14919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 14929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 14939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 14949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 14959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 14969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 14979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 14989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 15009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 15019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 15029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 15039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 15049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 15059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 15069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 15079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 15089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 15099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 15119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 15129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 15139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 15149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 15159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 15179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 15199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 152136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1523068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 1524068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 15259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 152736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1529068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 1530068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 15319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 153336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 15349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 15369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 153836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 153936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1540068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 1541068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 154236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 1543068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 15449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 154500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 154600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 154700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 154900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 155000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 155100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 155200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 155300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 155500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 155600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 155700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 155800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 156000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 156100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 156200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 156300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 156500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 156600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 156700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 156800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 157000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 157100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 157200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 157300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 157500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 157600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 157700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 157800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 158000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 158100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 158200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 158300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 158500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 158600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 158700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 158800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 159000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 159100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 159200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 159300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 159500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 159600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 159700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 159800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 15999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 160000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 160100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 160200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 160300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 160500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 160600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 160700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 160800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 160900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 161100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 161200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 161300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 161400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 161600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 161700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 161800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 161900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 16209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 16219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1622c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1623c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 1624c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 1625c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1626c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 1627c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 162836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1629f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 1630f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 163136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 163236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 163336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 163436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 163536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 163636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 163736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 163836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 1639f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 1640f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 1641f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 1642f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 1643f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 1644f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 164536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 164636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 164736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 164836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 164936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 165036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 165136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 165236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 165336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 165436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 1655c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1656c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 1657c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 1658c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 1659c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1660c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 1661c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 1662699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 1663d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 1664b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 1665b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 1666b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 1667b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 1668b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 166953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 167053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 167153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 167253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 167353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 167453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 167553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 167653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 167753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 167853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 167953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 168053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 1681d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 1682d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 1683699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 1684b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 1685b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 1686b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 1687b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 168853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 168953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 169053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>If applications call {@link #autoFocus(AutoFocusCallback)} in this 169153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * mode, the focus callback will immediately return with a boolean that 169253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * indicates whether the focus is sharp or not. The apps can then decide 169353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * if they want to take a picture immediately or to change the focus 169453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * mode to auto, and run a full autofocus cycle. The focus position is 169553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * locked after autoFocus call. If applications want to resume the 169653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * continuous focus, cancelAutoFocus must be called. Restarting the 169753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * preview will not resume the continuous autofocus. To stop continuous 169853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus, applications should change the focus mode to other modes. 1699b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 1700b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 1701b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 1702b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 1703b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 1704e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 1705e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1706e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 1707e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1708e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1709e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 1710e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1711e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1712e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 1713e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1714e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1715e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 1716e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1717e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1718e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 1719e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1720e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1721e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 1722e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1723ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 1724454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 1725454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1726454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1727454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1728454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 1729454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1730454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1731454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 1732454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1733454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1734454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1735454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 1736454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 17379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 17389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 17399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 1740eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 174110a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 17429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 17439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 174470fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 17459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 17479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 17499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 17509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 17549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 17559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 17569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 17589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 17599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 17609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 17619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 17669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 17679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 17689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 17709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 17719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 17739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 17749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 17759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 17769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 17779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 17789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 17799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 17819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 17829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 17839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 17879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 17889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 17899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 17919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 17929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 17949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 17959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 17979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 17989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 17999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 18009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 18019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 18029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 18049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 18059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 18069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 18109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 18119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 18159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 18189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 18209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (key.indexOf('=') != -1 || key.indexOf(';') != -1) { 18219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ;)"); 18229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 18239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value.indexOf('=') != -1 || value.indexOf(';') != -1) { 18259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ;)"); 18269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 18279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 18309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 18349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 18379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 18399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 18409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1842e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 1843f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 1844f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 1845f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 1846f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 1847f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 1848f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 1849f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 1850f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 1851f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 1852f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1853f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 1854f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1855f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 1856f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1857f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 1858f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 1859f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 1860f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 1861f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 1862f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 1863f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 1864e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 1865e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 1866e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 18679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 18699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 18749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 18759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 18799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 18819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 18829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 18849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 18859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 188826274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 188926274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 189026274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 18919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1892c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 1893c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 1894c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 1895c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 1896c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 1897c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 1898c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 1899c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 1900c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 1901c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 1902c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 19039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 19049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 1905c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 1906c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 1907c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 1908c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 19099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 19119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 19129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 19179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1918dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 19199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 19209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 19229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 19239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 19289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 19309c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 19319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 19339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 19349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 19359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 193832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 193932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 1940dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 194132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 1942dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 1943dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 1944dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 1945dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 194632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 1947dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 1948dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 1949dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 1950dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 1951dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 1952dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 1953dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 1954dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 1955dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 1956dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 1957dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 1958dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 1959dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 1960dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 1961dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 1962dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 1963dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 1964dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 1965dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 1966dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 1967dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 1968dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 1969dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 1970dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 1971dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 1972dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 1973dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 1974dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 1975dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 1976dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 1977dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 197832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 19794c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 198032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 19819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 198232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 198332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 1984c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 19859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 19869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 1987c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 19889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 19909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 19919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 19929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 19969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 19989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 19999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 20019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 20029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 20039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20064c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 20074c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 20083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 20094c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 20104c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 20114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 20124c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 20134c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 20144c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 20154c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 20164c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 20174c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 20189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 20199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 20219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 20229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 20249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 20259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 20299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 20319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 20339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 20349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 20389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 20409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 20419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 20439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 20449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 20489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 20509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 20529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 20539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2056a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2057a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 20589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 20605f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 20619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20625f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 20639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 20649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 20659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2068a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2069a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2070a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 20719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 20735f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 20749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20755f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 20769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 20779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 20789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 20829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 20843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 20855f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 20869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20875f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 20889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 20899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 20909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 20919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2094454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 20951620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2096454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2097454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2098454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2099454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2100454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2101454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2102454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2103454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2104454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2105454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2106454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2107454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2108454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2109454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2110454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2111454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2112454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2113454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2114454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2115454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2116454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2117454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2118454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2119454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2120454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 21215f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2122454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2123454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2124454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2125454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2126454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2127454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2128454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2129454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2130454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2131454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2132454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2133454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2134454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2135454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2136454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2137454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2138454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2139454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2140454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2141454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2142454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2143454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2144454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2145454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2146454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2147454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2148454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 21497478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2150da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2151a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2152df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 21537478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2154df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 2155a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 2156a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 2157a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2158a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2159a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 21609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 21629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 21639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 21649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 21659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 21669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 21699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 21739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 21747478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 21753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 21763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 21779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 21799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 21809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 21819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2183f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2184f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2185f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 21869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 21873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 21883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 21893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 21909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 21929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2193eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2194eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2195eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2196a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2197eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2198eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2199eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 22009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 220332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 22049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 220532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 220632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2207c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 22089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 22099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2210c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2211c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 22129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 22149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 22159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 22169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 22209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 22229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 22239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 22259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 22269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 22279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 22319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 22333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 22349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 22369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 22379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 22389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 22429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 2244a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 2245a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2246a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2247a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 22489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 22509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 22519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 22529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 22539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 22549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 22579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 22619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 22633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 22649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 22669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 22679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 22709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 22719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 22723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 22733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 22743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 22759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 22769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 22779c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 22789c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 22799c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 22809c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 2281a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 22829c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 22839c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 22849c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 22859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 22889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 2289a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 2290a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 2291a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 229210a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 2293a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 2294a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 229570fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li case ImageFormat.BAYER_RGGB: return PIXEL_FORMAT_BAYER_RGGB; 2296a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 22979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 23019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 2302a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 23039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 2305a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 23069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 2308a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 23099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2310eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 2311a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 2312eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 231310a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 231410a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 231510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 23169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 2317a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 23189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 2320a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 23219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2322a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 23239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23262fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * Sets the rotation angle in degrees relative to the orientation of 23272fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the camera. This affects the pictures returned from JPEG {@link 23282fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * PictureCallback}. The camera driver may set orientation in the 23292fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * EXIF header without rotating the picture. Or the driver may rotate 23302fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the picture and the EXIF thumbnail. If the Jpeg picture is rotated, 23312fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the orientation in the EXIF header will be missing or 1 (row #0 is 23322fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * top and column #0 is left side). 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 233469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If applications want to rotate the picture to match the orientation 23352fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of what users see, apps should use {@link 23362fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.view.OrientationEventListener} and {@link CameraInfo}. 23372fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The value from OrientationEventListener is relative to the natural 23382fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation of the device. CameraInfo.orientation is the angle 233969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * between camera orientation and natural device orientation. The sum 23402fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * of the two is the rotation angle for back-facing camera. The 23412fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * difference of the two is the rotation angle for front-facing camera. 23422fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Note that the JPEG pictures of front-facing cameras are not mirrored 23432fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * as in preview display. 23449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 234569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>For example, suppose the natural orientation of the device is 23462fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 23472fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 23482fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 23492fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 23502fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 23512fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 235269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 23532fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 235469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <pre> 23559a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 23562fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 23572fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 23582fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 23592fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 23602fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 23612fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 23622fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 23632fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 23642fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 23652fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 23662fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 23672fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 23682fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 236969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * </pre> 23702fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 23712fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 23722fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 23732fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 23749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 23759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 23762fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 23799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 23809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 23819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 23829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 23839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 23849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 23859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 23909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 23919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 23929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 23939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 23949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 23959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 23969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 23999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 24009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 24019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 24039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 24059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 24069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 24109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 24129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 24149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 24159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 24199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 24219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 24229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 24249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 24259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2428e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 2429055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 2430055c986ab841f8f758398841730f1e90313b132aRay Chen * 2431055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 2432055c986ab841f8f758398841730f1e90313b132aRay Chen */ 2433055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 2434055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 2435055c986ab841f8f758398841730f1e90313b132aRay Chen } 2436055c986ab841f8f758398841730f1e90313b132aRay Chen 2437055c986ab841f8f758398841730f1e90313b132aRay Chen /** 24389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 24399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 24409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 24429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 24439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 24449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 24459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 2446055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 24479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 24519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 24533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 24543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 24553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 24563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 24573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 24583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 24593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 24603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 24613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 24623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 24639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 24659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 24669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 246916b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 247016b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * auto-white balance lock. 24719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 24733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 2474037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 24759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 24779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 247816b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 24799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 24839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 24853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 24863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 24879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 24889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 24899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 24909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 24919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 24949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 24959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 24979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 24983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 24993f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 25003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 25013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 25023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 25033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 25043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 25053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 25063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 25079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 25099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 25109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 25149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 25163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 25179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 25199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 25209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 25249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 25269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 25273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 25289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 25309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 25319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 25329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 25379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 25393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 25403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 25413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 25423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 25433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 25449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 25469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 25479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 25519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 25533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 25549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 25569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 25579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 25619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 25633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 25643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 25659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 25679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 25689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 25699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 25729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 25739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 25759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 25763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 25773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 25783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 25793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 25803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 25813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 25823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 25833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 25843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 25853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 25863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 25873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 25883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 25893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 25903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 25919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 25929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 25939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 25949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 25959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 25969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2597c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 2598c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 2599c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 2600c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 2601c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 26022988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 26032988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 26049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 26063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 26079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 26099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 26109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 26149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 26163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 26173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 26189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 26209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 26219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 26229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 26269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 26283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 26293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 26303f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 26313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 26323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 26333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 26349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 26369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 26379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 26419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 26433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 26449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 26469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 26479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 26519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26523f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 26533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 26543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 26559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 26579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 26589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 26599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 266136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 266236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 266336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2664699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2665699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2666699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2667699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 26683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 26693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 26703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 26713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2672f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2673d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 267436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 267536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 267636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 267736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 267836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 267936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 268036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 268136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 26823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 26833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 268436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 268536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 268636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 268736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 268836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 268936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 269036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 269136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 26923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 26933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 26943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 269536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 269636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 269736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 269836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 269936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 270036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 270136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 27026c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 27036c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 27056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 27066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 27086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 27096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 27126c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 27136c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27146c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 27156c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 27166c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27176c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 27186c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 27196c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27206c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27216c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 27226c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 27236c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 27246c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 27256c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 27266c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 27276c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 27286c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 27296c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 27306c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 27316c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 273224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2733ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 273424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 273524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 273624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 273724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2738ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2739ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 274024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2741ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2742ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2743ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 274424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2745ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 27460402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 27470402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 274824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 274924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 275024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 275124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2752ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2753ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2754ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2755ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2756ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2757ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 275824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2759ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 276024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 276124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 276224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 276324b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 276424b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 276524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 276624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 276724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 276824b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 276924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 277024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 277124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 277224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 277324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2774ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 277524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 277624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 277724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 277824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 277924b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 278024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 278124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 278224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 278324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 278424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 278524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 278624b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 278724b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 278824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2789ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2790ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2791ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 2792d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 2793d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 27943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 2795d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 2796d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 2797d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 2798d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2799d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 2800d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 2801d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2802d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 2803d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 2804b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 2805b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 2806d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2807b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 2808b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 2809b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 2810d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2811d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 28123773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 28133773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 28143773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 2815d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 2816d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 28173773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28183773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 28193773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 28203773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 28213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 2822d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 28233773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 28243773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 28253773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 28263773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 28273773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 28283773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 28293773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 28303773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 28313773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 28323773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28333773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 2834b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 28353773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28363773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 28373773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28383773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 28393773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 28403773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 28413773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 28423773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 28433773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 28443773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 28453773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 28463773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 28473773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 28483773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28493773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 28503773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 28513773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 28523773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 28533773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 28543773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 28553773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 28563773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 28573773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 28583773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 2859d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 2860d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 2861d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 2862d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2863d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 2864d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 2865d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2866d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 2867d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 2868d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 2869d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2870d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 2871d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 2872b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 2873b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 2874d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 287516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 287616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 287716b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 2878b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 2879b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 2880b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 2881b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 2882b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 2883b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 2884b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 2885b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 2886d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2887d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 2888d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 2889d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 2890d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2891d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 289216b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 2893d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2894d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 2895d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 2896d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2897d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2898d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 2899d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 2900d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 2901d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 2902d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 2903d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2904d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 2905d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 2906b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 2907d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2908d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 2909d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2910d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2911d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 2912d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 2913d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 2914d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2915d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2916d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 2917d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 2918d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 2919d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 2920d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2921d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 2922d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 2923d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 2924d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 2925d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 2926d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 2927d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 2928d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 2929d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 2930d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 293136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 29328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 29338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 293436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 293536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 29368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 293736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 293836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 29398cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 294036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 294136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 294236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 29438cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 29448cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 29458cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 29468cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 29478cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 29488cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 294936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 295036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 295136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 295236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 29538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 295436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 295536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 295636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 295736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 295836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 295936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 296036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 296136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 296236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 29638cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 29648cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 296536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 296636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 296736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 296836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 296936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 29708cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 29718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 29728cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 297336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 297436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 297536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 297636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 29778cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 297836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 297936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 298036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 29818cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 29828cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 298336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 29848cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 29858cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 29868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 29878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 29888cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 298936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 29908cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 29918cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 299236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 299336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 299436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 299536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 299636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 299736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 299836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 299936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 300036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 30018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 30028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 300336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 300436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3005e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 300632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3007e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 300832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3009e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 301032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3011e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3012e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3013e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3014d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 301532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3016699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 301732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3018699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3019699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3020699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 302132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3022e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 302332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3024185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 302532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3026e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3027e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3028e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3029e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3030185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3031185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3032185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3033e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3034e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3035e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3036e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3037e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li "output must be an float array with three elements."); 3038e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3039454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3040e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3041e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 304230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 304330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 30447b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 30457b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 304630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 304730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 304830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 304930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 305030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 305130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 305230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 305330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 305430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 305532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 305632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 305730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 305832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 30597b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 306032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 306130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 306232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 306330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 306430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 306530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 306630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3067bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 306832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 306930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 307032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 30714e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 30724e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 30734e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 30744e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 307532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 307630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 307732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 307832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 307932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 308032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 308132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 308230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 308332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 308430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 308530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 308630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 308732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 308830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 308932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 309053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 309153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 309253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 309330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 309430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 309530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 309630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3097f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 309830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 309930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 310030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 310130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 310230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 31037b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 310430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 310530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3106e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3107e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3108e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3109e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3110e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3111e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 31127b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 31137b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3114e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3115e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3116e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3117e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3118e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3119e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3120e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3121e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3122e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 312332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 312432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3125e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 312632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 31277b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 31287b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 312932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3130e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 313132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3132e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3133e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3134e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3135e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3136bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 313732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3138e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 313932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 31404e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 31414e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 31424e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 314332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3144e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 314532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 314632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 314732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 314832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 314932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3150e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 315132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3152e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3153e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3154e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 315532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3156e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 315732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 315832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3159e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3160e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3161e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3162e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3163d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3164e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3165e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3166e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3167e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3168e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3169e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 31707b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3171e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3172e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3173e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3174e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 317530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 317630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 31774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 31784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 31794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 31804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 31814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 31824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 31834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3184464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 31854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3186c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3187c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 31884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 31894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 319025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 31919c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 31929c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 31939c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 31949c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 31959c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 31969c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 31979c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 31989c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 31999c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 32009c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 32019c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 32029c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 32039c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 32049c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 32059c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 320625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 320725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 320825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 320925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 321025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 321125d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 321298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 321398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Returns true if video snapshot is supported. That is, applications 321498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 321598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} 321698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * during recording. Applications do not need to call {@link 321798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #startPreview()} after taking a picture. The preview will be still 321898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * active. Other than that, taking a picture during recording is 321998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * identical to taking a picture normally. All settings and methods 322098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * related to takePicture work identically. Ex: {@link 322198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #getPictureSize()}, {@link #getSupportedPictureSizes()}, {@link 322298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 322398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and {@link 322498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * #FLASH_MODE_ON} also still work, but the video will record the flash. 322598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 322698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Applications can set shutter callback as null to avoid the shutter 322798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 322898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * callbacks to null to avoid the interrupt of preview display. 322998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 323098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * Field-of-view of the recorded video may be different from that of the 323198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * captured pictures. 323298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 323398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 323498bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 323598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 323698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 323798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 323898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 323998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 3240037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3241037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 3242037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 3243037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 3244037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3245037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 3246037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 3247037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 3248037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 3249037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 3250037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3251037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 3252037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 3253037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 3254037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3255037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 3256037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 3257037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3258037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3259037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @hide 3260037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3261037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 3262037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 3263037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3264037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3265037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3266037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 3267037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3268037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3269037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 3270037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 3271037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3272037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @hide 3273037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3274037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 3275037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 3276037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3277037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3278037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 3279037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3280037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 3281037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 3282037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3283037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 3284037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 3285037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 3286037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @hide 3287037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 3288037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 3289037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 3290037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 3291037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 3292037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 32939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 32949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 32959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 32969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 32999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 33009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 33019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 33029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 33039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 33059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 33089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 33099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 33109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 33119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 33139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 33149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 33159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 33169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 33179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 33199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 33209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3322454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 3323454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3324454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3325454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3326454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3327454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 3328454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 3329454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 3330454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3331454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3332454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3333e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 3334454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 3335454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 3336e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 3337e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 3338454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 3339e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 3340e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 3341454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 3342e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3343e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3344e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 334524b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 334624b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 334724b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 334824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 334924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 335024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 335124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 335224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 335324b326a8978bf78e3e560723dde221792784325bWu-cheng Li 335424b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 335524b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 335624b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 335724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 335824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 335924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 336024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 336124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 336224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 33669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 33679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 33699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 33709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 33719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 33729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 33739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 33799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 33809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 33819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 33829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 33849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 33859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 33869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 33879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 33919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 33929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 3393454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3394454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 3395454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 3396454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 3397454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 3398454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 3399454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 3400454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 3401454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 3402454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 3403454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3404454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 3405454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 3406454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 3407454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 3408454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 3409454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 3410454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 3411454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 3412454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 3413454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 3414454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 3415454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 3416454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 3417454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 341830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 341930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 342030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 3421f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 342230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 342330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 342430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 342530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 342630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 342730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 342830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 342930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 343030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 343130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 343230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 343330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 343430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 343530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 343630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 343730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 343830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 343930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 344030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 344130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 3442f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 3443f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 3444bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 3445f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 3446f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 3447f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 3448f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 3449f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3450f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 3451f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 345230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 345330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 34549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 34559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3456