Camera.java revision 2fb818ca7dd53d00646854a2473f1a69be43067c
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; 209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Liimport java.util.ArrayList; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.HashMap; 229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Liimport java.util.List; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.StringTokenizer; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Surface; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceHolder; 29a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 35bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 36bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 37bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 38df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 39bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 407478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@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> 43bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 447478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 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 * 50bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 51bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 52bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 53341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 55bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 57bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 58bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 59bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 61bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 62bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 63bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 64bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 65bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 66bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 70bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 105341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 109df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 110df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1117478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 112df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 117d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 118da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 119da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 120da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 121da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 122da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 123da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 124da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 125da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 126da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 127da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ALL_MSGS = 0x1FF; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; // accessed by native methods 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 135e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 14094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 143341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 144e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 145e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 146e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 147e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 148341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 149b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 150b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 151b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public native static void getCameraInfo(int cameraId, CameraInfo cameraInfo); 152b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 153b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 154b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 155b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 156b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 1577836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 1587836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 1597836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 160b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 1617836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 1627836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 1637836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 1647836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 165b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 166b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 167b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 168b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The direction that the camera faces to. It should be 169b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 170b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 1717836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 172b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 173b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 174b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The orientation of the camera image. The value is the angle that the 175b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 176b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * the display in its natural orientation. It should be 0, 90, 180, or 270. 177b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 178b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * For example, suppose a device has a naturally tall screen, but the camera 179b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * sensor is mounted in landscape. If the top side of the camera sensor is 180b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * aligned with the right edge of the display in natural orientation, the 181b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * value should be 90. 182b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 183b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 1842fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #setRotation(int) 185b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 1867836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 187b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 188b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 189b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 190341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access a particular hardware camera. 191bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 192bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 193bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 194bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 195341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 196341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 197bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 198bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 199bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 200bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 201bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 202bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 203bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 204bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 205bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 206bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 207bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 208341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 209341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * {@link #getNumberOfCameras()}-1. Use {@link #CAMERA_ID_DEFAULT} 210341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * to access the default camera. 211bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 212bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if connection to the camera service fails (for 213bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is in use by another process). 214e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 215e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 216e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return new Camera(cameraId); 217e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 218e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 219e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 220b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * The id for the default camera. 2217836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 222b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 223b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static int CAMERA_ID_DEFAULT = 0; 224b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 225b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 226341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Equivalent to Camera.open(Camera.CAMERA_ID_DEFAULT). 227341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Creates a new Camera object to access the default camera. 2287836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 231b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return new Camera(CAMERA_ID_DEFAULT); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 234e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang Camera(int cameraId) { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = null; 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = null; 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = null; 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 239e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = null; 2403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = null; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 251e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang native_setup(new WeakReference<Camera>(this), cameraId); 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 2559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li native_release(); 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 258e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang private native final void native_setup(Object camera_this, int cameraId); 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 2609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 264bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 265bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 272bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 273bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 274bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 275bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 276bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 277bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 278bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 279bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 280bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.media.MediaRecorder#setCamera(Camera)}. 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 282bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 284bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 286bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 2879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 289bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 290bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 291bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 293bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 294bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 295bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 296bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 298ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 2999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 301bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 302bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 303bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 304bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 305bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 307bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done after {@link android.media.MediaRecorder} is 308bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * done recording if {@link android.media.MediaRecorder#setCamera(Camera)} 309bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * was used. 310bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 311bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 312bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 313bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 314bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 316bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 3179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 320bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * A surface is necessary for preview, and preview is necessary to take 321bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * pictures. The same surface can be re-set without harm. 3229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 323bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 324bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 327bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 329bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 330bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 333bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 334bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 3369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 337bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 338bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 339bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 340bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 343b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 344b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay(holder.getSurface()); 345b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 346b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li setPreviewDisplay((Surface)null); 347b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void setPreviewDisplay(Surface surface); 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 353bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 355bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 357bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 358bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 359bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 364bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 365341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 367bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 368a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 369df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 370da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 3719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 3729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 373bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 379bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 380bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Preview will not actually start until a surface is supplied with 381bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. 382bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 383bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 384bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 385bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 386bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 387bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 3909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 392bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 393bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void stopPreview(); 3969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 4049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 406bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame in addition 407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 408bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 409bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * even while preview is live. Any other preview callbacks are overridden. 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 411bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 412bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 41794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 418a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 419a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 42094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 424bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for the next preview frame in addition 425bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying it on the screen. After one invocation, the callback is 426bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * cleared. This method can be called any time, even when preview is live. 427bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 429bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 430bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 43394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 43494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 43594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 43694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 43794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 43894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 43994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 44094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 44194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 442bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Installs a callback to be invoked for every preview frame, using buffers 443bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * supplied with {@link #addCallbackBuffer(byte[])}, in addition to 444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active and buffers are available. 446bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Any other preview callbacks are overridden. 44794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 451bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling this method -- or no callbacks will received. 45294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 453bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The buffer queue will be cleared if this method is called with a null 454bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 455bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is called. 45694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 457bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 459bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 46094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 46194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 46294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 46394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 46494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 46594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 46894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 4693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 4703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 471bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 472bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 473bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 474bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 475bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 476c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 477bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The size of the buffer is determined by multiplying the preview 478bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * image width, height, and bytes per pixel. The width and height can be 479bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * read from {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel 480bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * can be computed from 481bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 482bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 48394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 484bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 485bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 486bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 487bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 488bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * are automatically allocated. 48994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 490bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param callbackBuffer the buffer to add to the queue. 491bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The size should be width * height * bits_per_pixel / 8. 4925b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 49394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 49494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public native final void addCallbackBuffer(byte[] callbackBuffer); 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Camera mCamera; 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 508c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 513c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 514c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 515e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 517e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 520c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 521e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 523e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 526c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewCallback != null) { 528a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks PreviewCallback cb = mPreviewCallback; 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 530a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 531a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 532a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 53494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 535a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 536a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 537a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 53894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 540a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks cb.onPreviewFrame((byte[])msg.obj, mCamera); 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 544e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 545e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 546e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 547e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 548e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 549e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 550c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 551e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mAutoFocusCallback != null) { 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback.onAutoFocus(msg.arg1 == 0 ? false : true, mCamera); 553e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 554e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 555e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 556e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 5573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 5583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 559e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 562c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 564e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 566e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 590bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 591bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 5927478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 5937478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 594df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 595df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 5967478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 597df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 598df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 600bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 605bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the camera auto focus completes. If the camera does not 606bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * support auto-focus and autoFocus is called, onAutoFocus will be 607bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called immediately with success. 6089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 618bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 619bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 620bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 621bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 623bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 62436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 625bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 626da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 6277478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 6287478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 629df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 630df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 631bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 632068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 633068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 634bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 6357478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 637bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAutoFocusCallback = cb; 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_autoFocus(); 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 647bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 648bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 649bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 650244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 651bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 652bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 653244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 654244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 655244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 656244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang mAutoFocusCallback = null; 657244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang native_cancelAutoFocus(); 658244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 659244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 660244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 661244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 662bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 663bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 664bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 669bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 670bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 671bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 672bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 673bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 679bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 680bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 681bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 685bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 686bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 687bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 6889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 696bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 6979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 698bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 702e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 703e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 704e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private native final void native_takePicture(); 705e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 706e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 7079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 7089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 7099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 7109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 7119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 7129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * may be null if the hardware does not have enough memory to make a copy). 7139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 7149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 7159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 7169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 7179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 718e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 719bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 720bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 721bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 722bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * re-start preview or take more pictures. 72340057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 724bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 725bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 72640057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 727bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 728bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 729e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 730bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 731e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 732e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 733e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 736e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_takePicture(); 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 741e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 742bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 7433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 7443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 745bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 746bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 747bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 748bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 749bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 750bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 751bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 752bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 753bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 75436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 75536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 75636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 7570ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 7580ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 759bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 76036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 76136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 76236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 76336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 764bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 7653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 7663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 7678cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 7680ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 7690ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 77036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 77136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 77236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 77336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 774d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * Set the display orientation. This affects the preview frames and the 775d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * picture displayed after snapshot. This method is useful for portrait 776d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * mode applications. 777d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 778d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * This does not affect the order of byte array passed in 779d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * {@link PreviewCallback#onPreviewFrame}. This method is not allowed to 780d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * be called during preview. 781d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 782b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If you want to make the camera image show in the same orientation as 783724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * the display, you can use the following code.<p> 784b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 785724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 786724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 787724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 788724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 789724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 790724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 791724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 792724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 793724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 794724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 795724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 796724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 797724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 798724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 799b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 8007836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * int result = (info.orientation - degrees + 360) % 360; 801724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 802724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 803b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 804d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 805e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 806e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 807d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 808d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 809d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 810d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 812bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 813bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 814bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 815e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 817e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 818e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 819bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 82036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 82136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 8223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 82336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 82436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 825e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 826e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 828e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 829e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 830e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 8313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 83236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 8338cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 8343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 8358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 836e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 8373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 838e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 8393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 840e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 8419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 842bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 843bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 844bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 845bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 846bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 847bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 849bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 850bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 851bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 852bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 853bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 854bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 8569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 858bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 859bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 860bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 878bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 889bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 8909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 892bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 899bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 900bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 901bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 902bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 903bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 913bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 9189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9264c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 9274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 9284c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 9294c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 9304c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 9314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 9324c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 9334c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 9344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 9354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 9364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 9374c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 9394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 9404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 9424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 9434c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 9444c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 952bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 9539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 955bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 956bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 957bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 958bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 9599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 9609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 9619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 9629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 963bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 964bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 965bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 966bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 9699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 9709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 9719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 9729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 973454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 9749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 9759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 9764c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 9779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 9789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 9799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 9809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 9819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 9829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 9839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 9849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 9859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 986055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 9879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 9889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 9899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 9909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 9919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 99236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 9936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 9946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 9956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 996ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 99724b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 99824b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 99924b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 10008cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 10018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 10028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 10038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 10048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 1005e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 1006e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 10079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 10089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 10099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 10118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 10129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 10139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 10149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 10159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 10169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 10179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 10189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 10199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 10209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 10219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 10239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 10249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 10259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 10269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 10279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 10289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 10299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 10309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 10319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 10329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 10349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 10359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 10369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 10379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 10389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 10399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 10409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 10419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 10429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 104436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1046068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 1047068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 10489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 105036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1052068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 1053068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 10549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 105636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 10579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 10589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 10599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 10609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 106136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 106236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1063068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 1064068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 106536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 1066068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 10679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 106800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 106900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 107000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 107200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 107300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 107400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 107500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 107600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 107800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 107900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 108000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 108100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 108300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 108400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 108500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 108600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 108800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 108900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 109000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 109100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 109300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 109400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 109500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 109600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 10979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 109800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 109900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 110000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 110100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 110300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 110400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 110500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 110600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 110800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 110900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 111000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 111100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 111300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 111400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 111500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 111600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 111800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 111900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 112000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 112100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 112300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 112400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 112500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 112600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 112800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 112900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 113000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 113100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 113200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 113400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 113500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 113600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 113700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 113900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 114000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 114100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 114200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 11439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 11449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1145c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1146c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 1147c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 1148c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1149c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 1150c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 115136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 1152f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 1153f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 115436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 115536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 115636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 115736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 115836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 115936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 116036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 116136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 1162f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 1163f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 1164f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 1165f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 1166f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 1167f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 116836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 116936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 117036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 117136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 117236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 117336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 117436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 117536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 117636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 117736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 1178c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 1179c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 1180c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 1181c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 1182c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 1183c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 1184c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 1185699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 1186d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 1187d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * continuously tries to focus. This is ideal for shooting video. 1188d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Applications still can call {@link 1189d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 1190d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Camera.PictureCallback)} in this mode but the subject may not be in 1191d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus. Auto focus starts when the parameter is set. Applications 1192d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * should not call {@link #autoFocus(AutoFocusCallback)} in this mode. 1193d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * To stop continuous focus, applications should change the focus mode 1194d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * to other modes. 1195d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 1196d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 1197699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 1198e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 1199e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1200e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 1201e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1202e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1203e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 1204e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1205e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1206e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 1207e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1208e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1209e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 1210e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1211e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 1212e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 1213e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 1214e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 1215e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 1216e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 1217ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 1218454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 1219454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1220454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1221454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1222454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 1223454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1224454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1225454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 1226454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 1227454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 1228454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1229454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 1230454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 12319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 12329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 12339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 1234eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 12359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 12369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 12379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private HashMap<String, String> mMap; 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap = new HashMap<String, String>(); 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 12599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 12609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringBuilder flattened = new StringBuilder(); 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 12819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 12829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 12849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 12869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 12879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project StringTokenizer tokenizer = new StringTokenizer(flattened, ";"); 12899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (tokenizer.hasMoreElements()) { 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String kv = tokenizer.nextToken(); 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 12969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 13079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (key.indexOf('=') != -1 || key.indexOf(';') != -1) { 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ;)"); 13149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 13159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value.indexOf('=') != -1 || value.indexOf(';') != -1) { 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ;)"); 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, value); 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 13269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 13299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 13319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(key, Integer.toString(value)); 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 13369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 13469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 13489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for preview pictures. 13569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 13629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 13679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 13729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 13739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 13749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 13759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 13779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 13789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 13809c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 13819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 13829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 13839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 13849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13884c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Sets the dimensions for EXIF thumbnail in Jpeg picture. If 13894c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 13904c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * thumbnail. 13919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 13939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 13949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 13959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 13969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 13979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 13989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 13999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 14049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 14059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 14079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 14089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14124c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 14134c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 14143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 14154c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 14164c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 14174c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 14184c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 14194c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 14204c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 14214c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14224c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 14234c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 14249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 14259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 14279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 14309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 14359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 14379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 14399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 14409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 14449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 14469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 14499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 14509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 14549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 14569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 14589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 14599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1462a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 1463a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 14649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 14665f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 14679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14685f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 14709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 14719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1474a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 1475a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 1476a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 14779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 14795f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 14809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14815f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 14839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 14849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 14889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 14903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 14915f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 14929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14935f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 14959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 14969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 14979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1500454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 15011620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 1502454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 1503454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 1504454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1505454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 1506454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 1507454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 1508454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 1509454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1510454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1511454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 1512454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 1513454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1514454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1515454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1516454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 1517454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 1518454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1519454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 1520454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1521454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1522454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1523454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1524454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 1525454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 1526454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 15275f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 1528454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1529454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 1530454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1531454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1532454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1533454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 1534454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 1535454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 1536454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 1537454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 1538454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 1539454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 1540454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1541454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 1542454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 1543454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 1544454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 1545454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 1546454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1547454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1548454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1549454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 1550454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 1551454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 1552454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1553454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1554454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 15557478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 1556da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 1557a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 1558df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 15597478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 1560df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 1561a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 1562a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 1563a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1564a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1565a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 15669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 15689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 15699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 15709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 15719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 15729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 15759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 15799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 15807478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 15813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 15823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 15839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 15859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 15869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 15879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview formats. 15909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 15913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 15923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 15933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 15949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 15969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 1597eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 1598eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 1599eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 1600a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 1601eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 1602eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 1603eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 16049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 16089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 16109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 16119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 16139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 16149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 16159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 16199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 16219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 16229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 16249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 16259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 16269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 16309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 16323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 16339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 16359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 16369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 16379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 16419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 1643a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 1644a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1645a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1646a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 16479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 16499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 16509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 16519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 16529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 16539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 16569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 16609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 16623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 16659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 16669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 16709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 16723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 16733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 16769c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 16779c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 16789c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 16799c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 1680a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 16819c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 16829c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 16839c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 16849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 16879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 1688a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 1689a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 1690a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 1691a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 1692a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 1693a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 16949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 16989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 1699a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 17009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 1702a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 17039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 1705a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 17069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1707eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 1708a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 1709eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 17109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 1711a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 17129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 1714a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 17159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1716a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 17179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17202fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * Sets the rotation angle in degrees relative to the orientation of 17212fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the camera. This affects the pictures returned from JPEG {@link 17222fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * PictureCallback}. The camera driver may set orientation in the 17232fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * EXIF header without rotating the picture. Or the driver may rotate 17242fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the picture and the EXIF thumbnail. If the Jpeg picture is rotated, 17252fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the orientation in the EXIF header will be missing or 1 (row #0 is 17262fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * top and column #0 is left side). 17279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17282fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * If appplications want to rotate the picture to match the 17292fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of what users see, apps should use {@link 17302fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.view.OrientationEventListener} and {@link CameraInfo}. 17312fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The value from OrientationEventListener is relative to the natural 17322fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the device. CameraInfo.mOrientation is the angle 17332fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * between camera orientation and natural device orientation. The sum 17342fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * of the two is the angle for rotation. 17359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17362fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * For example, suppose the natural orientation of the device is 17372fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 17382fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation is 270. Suppose the camera sensor is mounted in landscape 17392fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * and the top side of the camera sensor is aligned with the right edge 17402fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * of the display in natural orientation. So the camera orientation is 17412fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90. The rotation should be set to 0 (270 + 90). 17422fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17432fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The reference code is as follows. 17442fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17452fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * public void public void onOrientationChanged(int orientation) { 17462fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 17472fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 17482fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 17492fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 17502fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 17512fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * mParameters.setRotation((orientation + info.mOrientation) % 360); 17522fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 17532fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17542fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 17552fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 17562fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 17579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 17589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 17592fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 17609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 17629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 17639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 17649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 17659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 17669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 17679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 17689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 17739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 17749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 17769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 17789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 17799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 17839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 17849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 17869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 17889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 17899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 17939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 17959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 17979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 17989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 18029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 18049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 18059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 18079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 18089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1811e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 1812055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 1813055c986ab841f8f758398841730f1e90313b132aRay Chen * 1814055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 1815055c986ab841f8f758398841730f1e90313b132aRay Chen */ 1816055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 1817055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 1818055c986ab841f8f758398841730f1e90313b132aRay Chen } 1819055c986ab841f8f758398841730f1e90313b132aRay Chen 1820055c986ab841f8f758398841730f1e90313b132aRay Chen /** 18219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 18229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 18239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 18259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 18269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 18279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 18289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 1829055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 18309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 18349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 18363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 18373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 18383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 18393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 18403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 18413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 18423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 18433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 18443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 18453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 18469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 18489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 18499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the white balance. 18539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 18553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 18589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 18599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 18639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 18653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 18663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 18699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 18709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 18719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 18759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 18779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 18783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 18793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 18803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 18813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 18823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 18833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 18843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 18853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 18863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 18879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 18899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 18909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 18949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 18963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 18979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 18999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 19009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 19049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 19069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 19089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 19109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 19119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 19179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 19193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 19203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 19213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 19223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 19233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 19269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 19279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 19319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 19333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 19369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 19379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 19419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 19433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 19443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 19479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 19489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 19539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 19559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 19573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 19583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 19593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 19603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 19613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 19623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 19633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 19643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 19653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 19663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 19673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 19683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 19693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 19703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 19719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 19739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 19749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1977c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 1978c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 1979c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 1980c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 1981c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 19822988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 19832988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 19849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 19863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 19879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 19899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 19909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 19949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 19963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 19973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 19989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 20009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 20019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 20029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 20069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 20083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 20093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 20103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 20113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 20123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 20133f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 20149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 20169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 20179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 20219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 20233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 20269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 20279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 20319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 20333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 20343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 20379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 20389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 20399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 204136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 204236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 204336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2044699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2045699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2046699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2047699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 20483f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 20493f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 20503f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 20513f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2052f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2053d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 205436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 205536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 205636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 205736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 205836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 205936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 206036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 206136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 20633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 206436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 206536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 206636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 206736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 206836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 206936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 207036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 207136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 20733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 20743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 207536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 207636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 207736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 207836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 207936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 208036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 208136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 20826c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 20836c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 20846c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 20856c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 20866c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 20876c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 20886c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 20896c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 20906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 20916c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 20926c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 20936c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 20946c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 20956c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 20966c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 20976c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 20986c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 20996c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 21006c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 21016c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 21026c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 21036c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 21046c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 21056c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 21066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 21076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 21086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 21096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 21106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 21116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 211224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2113ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 211424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 211524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 211624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 211724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2118ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2119ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 212024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2121ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2122ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2123ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 212424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2125ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 21260402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 21270402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 212824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 212924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 213024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 213124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2132ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2133ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2134ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2135ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2136ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2137ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 213824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2139ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 214024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 214124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 214224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 214324b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 214424b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 214524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 214624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 214724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 214824b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 214924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 215024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 215124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 215224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 215324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2154ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 215524b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 215624b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 215724b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 215824b326a8978bf78e3e560723dde221792784325bWu-cheng Li 215924b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 216024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 216124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 216224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 216324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 216424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 216524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 216624b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 216724b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 216824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2169ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2170ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2171ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 217236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 21738cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 21748cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 217536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 217636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 21778cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 217836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 217936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 21808cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 218136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 218236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 218336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 21848cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 21858cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 21868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 21878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 21888cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 21898cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 219036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 219136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 219236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 219336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 21948cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 219536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 219636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 219736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 219836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 219936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 220036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 220136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 220236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 220336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 22048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 22058cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 220636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 220736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 220836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 220936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 221036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 22118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 22128cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 22138cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 221436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 221536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 221636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 221736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 22188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 221936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 222036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 222136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 22228cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 22238cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 222436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 22258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 22268cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 22278cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 22288cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 22298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 223036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 22318cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 22328cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 223336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 223436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 223536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 223636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 223736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 223836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 223936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 224036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 224136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 22428cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 22438cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 224436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 224536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 2246e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2247e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Gets the distances from the camera to where an object appears to be 2248e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 2249e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * depth of field is the far focus distance minus near focus distance. 2250e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2251e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Focus distances may change after calling {@link 2252e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 2253e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 2254e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 2255d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 2256d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * from time to time. 2257699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 2258699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * This method is intended to estimate the distance between the camera 2259699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 2260699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 2261699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 2262699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * The error can be large and it should be only used as a reference. 2263e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2264185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * Far focus distance >= optimal focus distance >= near focus distance. 2265185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 2266e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Float.POSITIVE_INFINITY. 2267e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2268e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 2269e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 2270e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 2271185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 2272185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 2273185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 2274e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2275e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 2276e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 2277e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 2278e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li "output must be an float array with three elements."); 2279e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2280454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 2281e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2282e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 22839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 22849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 22859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 22869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 22879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 22899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 22909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 22919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 22929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 22939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 22959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 22969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 22979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 22989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 22999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 23009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 23049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 23069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 23079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 23099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 23109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2312454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 2313454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2314454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2315454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2316454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2317454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 2318454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 2319454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 2320454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2321454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2322454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2323e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 2324454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 2325454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2326e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2327e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2328454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2329e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 2330e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 2331454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 2332e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2333e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2334e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 233524b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 233624b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 233724b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 233824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 233924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 234024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 234124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 234224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 234324b326a8978bf78e3e560723dde221792784325bWu-cheng Li 234424b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 234524b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 234624b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 234724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 234824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 234924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 235024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 235124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 235224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 23539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 23549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 23559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 23569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 23609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 23629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 23639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 23659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 23669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 23699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 23709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 23719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 23749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 23759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 23769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 23789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 23799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 23819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 23829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 2383454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2384454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 2385454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 2386454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 2387454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 2388454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 2389454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 2390454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 2391454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 2392454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2393454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2394454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 2395454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 2396454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 2397454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 2398454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 2399454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 2400454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 2401454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 2402454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 2403454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 2404454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2405454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 2406454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 2407454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 24089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 24099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2410