Camera.java revision c157e0cd161e5b3b28b72bafebb3360ed856a608
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 * 1357c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 1358c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 1359c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 1360c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 1361c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 1362c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 1363c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 1364c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 1365c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 1366c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 1367c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 1370c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 1371c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 1372c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 1373c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 13769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 13779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 13829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 13879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 13889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 13899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 13929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 13939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 13959c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 13969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 13979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 13989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 13999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 14009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14034c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Sets the dimensions for EXIF thumbnail in Jpeg picture. If 14044c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 14054c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * thumbnail. 14069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1407c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * Applications need to consider the display orientation. See {@link 1408c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * #setPreviewSize(int,int)} for reference. 1409c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 1412c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 14139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 14159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 14169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 14179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 14219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 14239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 14249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 14269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 14279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 14289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 14324c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 14333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 14344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 14354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 14364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 14374c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 14384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 14394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 14404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 14414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 14424c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 14439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 14449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 14469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 14499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 14549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 14569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 14589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 14599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 14639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 14659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 14669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 14679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 14689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 14699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 14709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 14719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 14729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 14739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 14779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1481a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 1482a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 14839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 14855f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 14869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14875f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 14889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 14899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 14909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1493a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 1494a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 1495a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 14969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 14979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 14985f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 14999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15005f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 15019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 15029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 15039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 15049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 15069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 15079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 15083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 15093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 15105f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 15119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 15125f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 15139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 15149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 15159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 15169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1519454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Sets the maximum and maximum preview fps. This controls the rate of 15201620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 1521454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 1522454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 1523454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1524454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 1525454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 1526454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 1527454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 1528454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1529454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1530454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 1531454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 1532454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1533454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1534454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1535454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 1536454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 1537454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1538454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 1539454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1540454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1541454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 1542454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1543454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 1544454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 1545454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 15465f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 1547454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1548454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 1549454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1550454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1551454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 1552454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 1553454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 1554454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 1555454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 1556454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 1557454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 1558454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 1559454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 1560454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 1561454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 1562454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 1563454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 1564454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 1565454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 1566454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 1567454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 1568454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 1569454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 1570454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 1571454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 1572454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 1573454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 15747478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 1575da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 1576a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 1577df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 15787478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 1579df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * @param pixel_format the desired preview picture format, defined 1580a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by one of the {@link android.graphics.ImageFormat} constants. 1581a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (E.g., <var>ImageFormat.NV21</var> (default), 1582a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1583a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1584a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 15859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 15879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 15889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 15899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 15909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 15919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 15949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 15989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 15997478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 16003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 16013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 16049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 16059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview formats. 16099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 16113f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 16123f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 16159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 1616eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 1617eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 1618eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 1619a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 1620eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 1621eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 1622eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 16239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 16279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1628c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * Applications need to consider the display orientation. See {@link 1629c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * #setPreviewSize(int,int)} for reference. 1630c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 16319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 16329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 1633c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 1634c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 16359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 16379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 16389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 16399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 16439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 16459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 16469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 16489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 16499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 16509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 16549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 16563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 16579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 16599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 16609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 16619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 16659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 1667a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 1668a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 1669a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 1670a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 16719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 16739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 16749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 16759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 16769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 16779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 16809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 16849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 16863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 16899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 16909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 16919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 16929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 16939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 16949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 16953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 16963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 16973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 16989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 16999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 17009c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 17019c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 17029c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 17039c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 1704a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 17059c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 17069c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 17079c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 17089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 17119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 1712a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 1713a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 1714a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 1715a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 1716a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 1717a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 17189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 17229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 1723a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 17249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 1726a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 17279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 1729a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 17309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1731eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 1732a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 1733eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 17349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 1735a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 17369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 1738a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 17399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1740a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 17419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17442fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * Sets the rotation angle in degrees relative to the orientation of 17452fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the camera. This affects the pictures returned from JPEG {@link 17462fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * PictureCallback}. The camera driver may set orientation in the 17472fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * EXIF header without rotating the picture. Or the driver may rotate 17482fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the picture and the EXIF thumbnail. If the Jpeg picture is rotated, 17492fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * the orientation in the EXIF header will be missing or 1 (row #0 is 17502fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * top and column #0 is left side). 17519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17522fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * If appplications want to rotate the picture to match the 17532fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of what users see, apps should use {@link 17542fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.view.OrientationEventListener} and {@link CameraInfo}. 17552fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The value from OrientationEventListener is relative to the natural 17562fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the device. CameraInfo.mOrientation is the angle 17572fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * between camera orientation and natural device orientation. The sum 17582fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * of the two is the angle for rotation. 17599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17602fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * For example, suppose the natural orientation of the device is 17612fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 17622fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation is 270. Suppose the camera sensor is mounted in landscape 17632fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * and the top side of the camera sensor is aligned with the right edge 17642fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * of the display in natural orientation. So the camera orientation is 17652fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90. The rotation should be set to 0 (270 + 90). 17662fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17672fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * The reference code is as follows. 17682fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17692fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * public void public void onOrientationChanged(int orientation) { 17702fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 17712fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 17722fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 17732fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 17742fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 17752fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * mParameters.setRotation((orientation + info.mOrientation) % 360); 17762fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 17772fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 17782fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 17792fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 17802fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 17819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 17829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 17832fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 17849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 17859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 17869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 17879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 17889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 17899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 17909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 17919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 17929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 17949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 17959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 17969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 17979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 17989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 17999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 18009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 18029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 18039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 18079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 18089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 18109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 18129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 18139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 18179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 18199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 18219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 18229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 18269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 18289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 18299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 18319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 18329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 1835e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 1836055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 1837055c986ab841f8f758398841730f1e90313b132aRay Chen * 1838055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 1839055c986ab841f8f758398841730f1e90313b132aRay Chen */ 1840055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 1841055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 1842055c986ab841f8f758398841730f1e90313b132aRay Chen } 1843055c986ab841f8f758398841730f1e90313b132aRay Chen 1844055c986ab841f8f758398841730f1e90313b132aRay Chen /** 18459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 18469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 18479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 18499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 18509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 18519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 18529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 1853055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 18549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 18589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18593f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 18603f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 18613f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 18623f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 18633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 18643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 18653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 18663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 18673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 18683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 18693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 18709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 18729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 18739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the white balance. 18779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 18793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 18829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 18839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 18879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 18893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 18903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 18919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 18929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 18939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 18949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 18959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 18969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 18989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 18999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 19019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 19033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 19043f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 19053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 19063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 19073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 19083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 19093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 19103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 19119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 19139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 19149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 19189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 19203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 19219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 19239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 19249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 19289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19293f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 19309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 19329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 19349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 19359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 19419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 19433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 19443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 19453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 19463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 19473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 19489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 19509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 19519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 19559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 19573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 19609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 19619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 19659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 19673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 19683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 19699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 19719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 19729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 19739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 19759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 19769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 19779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 19799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 19803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 19813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 19823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 19833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 19843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 19853f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 19863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 19873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 19883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 19893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 19903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 19913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 19923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 19933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 19943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 19959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 19969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 19979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 19989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 19999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2001c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 2002c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 2003c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 2004c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 2005c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 20062988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 20072988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 20089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 20103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 20119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 20139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 20149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 20189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 20203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 20213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 20229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 20249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 20259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 20269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 20309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 20323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 20333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 20343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 20353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 20363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 20373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 20389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 20409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 20419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 20459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 20473f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 20509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 20519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 20539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 20549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 20559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 20573f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 20583f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 20599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 20609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 20619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 20629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 20639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 20649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 206536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 206636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 206736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 2068699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 2069699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 2070699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 2071699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 20723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 20733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 20743f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 20753f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 2076f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 2077d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 207836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 207936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 208036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 208136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 208236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 208336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 208436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 208536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20863f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 20873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 208836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 208936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 209036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 209136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 209236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 209336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 209436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 209536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 20963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 20973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 20983f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 209936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 210036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 210136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 210236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 210336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 210436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 210536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 21066c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 21076c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 21086c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 21096c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 21106c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 21116c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 21126c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 21136c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 21146c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 21156c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 21166c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 21176c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 21186c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 21196c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 21206c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 21216c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 21226c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 21236c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 21246c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 21256c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 21266c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 21276c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 21286c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 21296c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 21306c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 21316c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 21326c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 21336c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 21346c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 21356c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 213624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 2137ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 213824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 213924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 214024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 214124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 2142ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2143ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 214424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 2145ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2146ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2147ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 214824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 2149ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 21500402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 21510402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 215224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 215324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 215424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 215524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 2156ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 2157ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 2158ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 2159ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2160ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2161ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 216224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 2163ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 216424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 216524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 216624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 216724b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 216824b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 216924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 217024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 217124b326a8978bf78e3e560723dde221792784325bWu-cheng Li 217224b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 217324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 217424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 217524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 217624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 217724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 2178ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 217924b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 218024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 218124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 218224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 218324b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 218424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 218524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 218624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 218724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 218824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 218924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 219024b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 219124b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 219224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 2193ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 2194ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 2195ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 219636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 21978cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 21988cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 219936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 220036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 22018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 220236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 220336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 22048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 220536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 220636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 220736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 22088cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 22098cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 22108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 22118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 22128cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 22138cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 221436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 221536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 221636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 221736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 22188cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 221936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 222036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 222136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 222236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 222336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 222436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 222536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 222636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 222736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 22288cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 22298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 223036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 223136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 223236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 223336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 223436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 22358cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 22368cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 22378cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 223836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 223936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 224036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 224136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 22428cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 224336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 224436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 224536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 22468cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 22478cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 224836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 22498cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 22508cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 22518cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 22528cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 22538cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 225436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 22558cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 22568cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 225736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 225836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 225936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 226036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 226136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 226236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 226336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 226436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 226536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 22668cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 22678cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 226836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 226936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 2270e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2271e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Gets the distances from the camera to where an object appears to be 2272e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 2273e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * depth of field is the far focus distance minus near focus distance. 2274e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2275e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Focus distances may change after calling {@link 2276e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 2277e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 2278e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 2279d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 2280d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * from time to time. 2281699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 2282699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * This method is intended to estimate the distance between the camera 2283699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 2284699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 2285699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 2286699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * The error can be large and it should be only used as a reference. 2287e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2288185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * Far focus distance >= optimal focus distance >= near focus distance. 2289185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 2290e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * Float.POSITIVE_INFINITY. 2291e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 2292e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 2293e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 2294e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 2295185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 2296185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 2297185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 2298e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2299e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 2300e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 2301e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 2302e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li "output must be an float array with three elements."); 2303e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2304454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 2305e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2306e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 23079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 23089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 23099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 23109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Use StringTokenizer because it is faster than split. 23139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 23159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(tokenizer.nextToken()); 23179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 23199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 23229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 23239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 23249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 23289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String token = tokenizer.nextToken(); 23309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li substrings.add(Integer.parseInt(token)); 23319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 23339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 23349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2336454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 2337454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2338454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2339454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2340454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2341454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li while (tokenizer.hasMoreElements()) { 2342454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String token = tokenizer.nextToken(); 2343454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Integer.parseInt(token); 2344454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2345454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2346454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2347e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 2348454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 2349454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 2350e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2351e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 2352454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 2353e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li while (tokenizer.hasMoreElements()) { 2354e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li String token = tokenizer.nextToken(); 2355454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li output[index++] = Float.parseFloat(token); 2356e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2357e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 2358e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 235924b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 236024b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 236124b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 236224b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 236324b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 236424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 236524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 236624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 236724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 236824b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 236924b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 237024b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 237124b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 237224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 237324b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 237424b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 237524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 237624b326a8978bf78e3e560723dde221792784325bWu-cheng Li 23779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 23789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 23799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 23809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li StringTokenizer tokenizer = new StringTokenizer(str, ","); 23839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 23849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li while (tokenizer.hasMoreElements()) { 23859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Size size = strToSize(tokenizer.nextToken()); 23869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 23879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 23899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 23909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 23919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 23939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 23949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 23959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 23969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 23989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 23999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 24009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 24019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 24029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 24039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 24049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 24059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 24069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 2407454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2408454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 2409454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 2410454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 2411454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 2412454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 2413454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 2414454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 2415454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 2416454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2417454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2418454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 2419454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 2420454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 2421454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 2422454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 2423454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 2424454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 2425454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 2426454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 2427454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 2428454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2429454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 2430454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 2431454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 24329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 24339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2434