Camera.java revision df4578e8ab7008a7e528d5af2ae761b33cf2bdf4
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 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.ref.WeakReference; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.HashMap; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.StringTokenizer; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Surface; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceHolder; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.PixelFormat; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The Camera class is used to connect/disconnect with the camera service, 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * set capture settings, start/stop preview, snap a picture, and retrieve 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * frames for encoding for video. 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>There is no default constructor for this class. Use {@link #open()} to 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * get a Camera object.</p> 38df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 39df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p>In order to use the device camera, you must declare the 40df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * {@link android.Manifest.permission#CAMERA} permission in your Android 41df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 42df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 43df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element in order to declare camera features used by your application. 44df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * For example, if you use the camera and auto-focus feature, your Manifest 45df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 46df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 47df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 48df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 49df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 50df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 51df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 52df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 53df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * more devices, you should not make assumptions about the device camera 54df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 59c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks // These match the enums in frameworks/base/include/ui/Camera.h 60c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_ERROR = 0; 61c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_SHUTTER = 1; 62c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_FOCUS = 2; 63c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_ZOOM = 3; 64c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_PREVIEW_FRAME = 4; 65c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_VIDEO_FRAME = 5; 66c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_POSTVIEW_FRAME = 6; 67c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_RAW_IMAGE = 7; 68c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks private static final int CAMERA_MSG_COMPRESSED_IMAGE = 8; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns a new Camera object. 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static Camera open() { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Camera(); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera() { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setup(new WeakReference<Camera>(this)); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setup(Object camera_this); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>It is recommended that you call this as soon as you're done with the 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Camera object.</p> 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void release() { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the camera after passing it to MediaRecorder. To save 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setup/teardown time, a client of Camera can pass an initialized Camera 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object to a MediaRecorder to use for video recording. Once the 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * MediaRecorder is done with the Camera, this method can be used to 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * re-establish a connection with the camera hardware. NOTE: The Camera 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object must first be unlocked by the process that owns it before it 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be connected to another proces. 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IOException if the method fails. 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide after approval 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void reconnect() throws IOException; 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Lock the camera to prevent other processes from accessing it. To save 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setup/teardown time, a client of Camera can pass an initialized Camera 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object to another process. This method is used to re-lock the Camera 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object prevent other processes from accessing it. By default, the 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Camera object is locked. Locking it again from the same process will 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * have no effect. Attempting to lock it from another process if it has 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not been unlocked will fail. 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns 0 if lock was successful. 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide after approval 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final int lock(); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unlock the camera to allow aother process to access it. To save 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setup/teardown time, a client of Camera can pass an initialized Camera 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object to another process. This method is used to unlock the Camera 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object before handing off the Camera object to the other process. 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns 0 if unlock was successful. 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide after approval 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final int unlock(); 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the SurfaceHolder to be used for a picture preview. If the surface 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changed since the last call, the screen will blank. Nothing happens 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if the same surface is re-set. 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param holder the SurfaceHolder upon which to place the picture preview 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IOException if the method fails. 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 175b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 176b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 177b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 178b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 179b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void setPreviewDisplay(Surface surface); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Used to get a copy of each preview frame. 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The callback that delivers the preview frames. 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 192df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param data The contents of the preview frame in the format defined 193df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * by {@link android.graphics.PixelFormat}, which can be queried 194df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera The Camera service object. 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Start drawing preview frames to the surface. 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Stop drawing preview frames to the surface. 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void stopPreview(); 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Can be called at any time to instruct the camera to use a callback for 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * each preview frame in addition to displaying it. 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb A callback object that receives a copy of each preview frame. 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Pass null to stop receiving callbacks at any time. 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setHasPreviewCallback(cb != null, false); 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Installs a callback to retrieve a single preview frame, after which the 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * callback is cleared. 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb A callback object that receives a copy of the preview frame. 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (cb != null) { 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = true; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setHasPreviewCallback(true, true); 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void setHasPreviewCallback(boolean installed, boolean oneshot); 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 259c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 264c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 265c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRawImageCallback != null) 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 270c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mJpegCallback != null) 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 275c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback.onPreviewFrame((byte[])msg.obj, mCamera); 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 284c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAutoFocusCallback != null) 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mErrorCallback != null) 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handles the callback for the camera auto focus. 317df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p>Devices that do not support auto-focus will receive a "fake" 318df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * callback to this interface. If your application needs auto-focus and 319df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 320df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 321df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * {@code android.hardware.camera.autofocus} feature, in the 322df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 323df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for the camera auto focus. 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Starts auto-focus function and registers a callback function to 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * run when camera is focused. Only valid after startPreview() has 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been called. 340df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p>Devices that do not support auto-focus will trigger a "fake" 341df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * callback to the 342df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * {@link android.hardware.Camera.AutoFocusCallback}. 343df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * If your application should not be installed 344df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * on devices without auto-focus, you must declare that your application 345df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses auto-focus with the 346df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 347df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An interface which contains a callback for the shutter closing after taking a picture. 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Can be used to play a shutter sound as soon as the image has been captured, but before 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the data is available. 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handles the callback for when a picture is taken. 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for when a picture is taken. 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Triggers an asynchronous image capture. The camera service 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will initiate a series of callbacks to the application as the 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image capture progresses. The shutter callback occurs after 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the image is captured. This can be used to trigger a sound 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to let the user know that image has been captured. The raw 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * callback occurs when the raw image data is available. The jpeg 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * callback occurs when the compressed image is available. If the 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * application does not need a particular callback, a null can be 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * passed instead of a callback method. 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param shutter callback after the image is captured, may be null 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param raw callback with raw image data, may be null 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param jpeg callback with jpeg image data, may be null 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_takePicture(); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_takePicture(); 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 407a1b653d41df9a7999e1dba2a508295671ff6771dJames Dong // These match the enum in include/ui/Camera.h 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Unspecified camerar error. @see #ErrorCallback */ 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Media server died. In this case, the application must release the 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Camera object and instantiate a new one. @see #ErrorCallback */ 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handles the camera error callback. 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the Parameters for pictures from this Camera service. 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the picture Parameters for this Camera service. 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handles the picture size (dimensions). 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handles the parameters for pictures created by a Camera service. 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Takes a flattened string of parameters and adds each one to 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param flattened a String of parameters (key-value paired) that 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (key.indexOf('=') != -1 || key.indexOf(';') != -1) { 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ;)"); 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value.indexOf('=') != -1 || value.indexOf(';') != -1) { 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ;)"); 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for preview pictures. 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("preview-size", v); 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a Size object with the height and width setting 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String pair = get("preview-size"); 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pair == null) 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] dims = pair.split("x"); 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dims.length != 2) 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Size(Integer.parseInt(dims[0]), 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Integer.parseInt(dims[1])); 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for EXIF thumbnails. 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: unhide before release 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setThumbnailSize(int width, int height) { 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("jpeg-thumbnail-width", width); 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("jpeg-thumbnail-height", height); 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions for EXIF thumbnail 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a Size object with the height and width setting 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the EXIF thumbnails 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: unhide before release 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getThumbnailSize() { 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Size(getInt("jpeg-thumbnail-width"), 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getInt("jpeg-thumbnail-height")); 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the quality of the EXIF thumbnail 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param quality the JPEG quality of the EXIT thumbnail 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: unhide before release 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setThumbnailQuality(int quality) { 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("jpeg-thumbnail-quality", quality); 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the quality setting for the EXIF thumbnail 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the JPEG quality setting of the EXIF thumbnail 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: unhide before release 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getThumbnailQuality() { 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getInt("jpeg-thumbnail-quality"); 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the rate at which preview frames are received. 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("preview-frame-rate", fps); 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the setting for the rate at which preview frames 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are received. 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getInt("preview-frame-rate"); 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 704df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Sets the image format for preview pictures. 705df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p>If the image format is not set with this method, then the 706df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * preview format will default to 707df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * {@link android.graphics.PixelFormat#YCbCr_420_SP}, which 708df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 710df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 711df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * by one of the {@link android.graphics.PixelFormat} constants. 712df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * (E.g., <var>PixelFormat.YCbCr_420_SP</var> (default), 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <var>PixelFormat.RGB_565</var>, or 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <var>PixelFormat.JPEG</var>) 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.graphics.PixelFormat 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(); 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("preview-format", s); 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for preview pictures. 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 729df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @return the {@link android.graphics.PixelFormat} int representing 730df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * the preview picture format. 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pixelFormatForCameraFormat(get("preview-format")); 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("picture-size", v); 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a Size object with the height and width setting 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String pair = get("picture-size"); 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pair == null) 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] dims = pair.split("x"); 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dims.length != 2) 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Size(Integer.parseInt(dims[0]), 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Integer.parseInt(dims[1])); 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param pixel_format the desired picture format 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (<var>PixelFormat.YCbCr_420_SP</var>, 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <var>PixelFormat.RGB_565</var>, or 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <var>PixelFormat.JPEG</var>) 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.graphics.PixelFormat 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(); 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project set("picture-format", s); 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the PixelFormat int representing the picture format 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pixelFormatForCameraFormat(get("picture-format")); 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PixelFormat.YCbCr_422_SP: return "yuv422sp"; 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PixelFormat.YCbCr_420_SP: return "yuv420sp"; 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PixelFormat.RGB_565: return "rgb565"; 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PixelFormat.JPEG: return "jpeg"; 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: return null; 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.UNKNOWN; 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format.equals("yuv422sp")) 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.YCbCr_422_SP; 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format.equals("yuv420sp")) 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.YCbCr_420_SP; 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format.equals("rgb565")) 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.RGB_565; 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format.equals("jpeg")) 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.JPEG; 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return PixelFormat.UNKNOWN; 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 826