Camera.java revision d1f113d0f0ce5099f8efba40a88398f7945bb5e0
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 19788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvalaimport android.app.ActivityThread; 2010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant; 2110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Liimport android.annotation.SdkConstant.SdkConstantType; 224f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.content.Context; 23a696f5d667227365da732481770767dcb330dd23Mathias Agopianimport android.graphics.ImageFormat; 244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Liimport android.graphics.Point; 2530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Liimport android.graphics.Rect; 26fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisimport android.graphics.SurfaceTexture; 274f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.media.IAudioService; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 294f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.IBinder; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 324f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.RemoteException; 334f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvalaimport android.os.ServiceManager; 347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Allocation; 357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Element; 367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RenderScript; 377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.RSIllegalArgumentException; 387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvalaimport android.renderscript.Type; 39bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.util.Log; 400a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selenimport android.text.TextUtils; 41bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.Surface; 42bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport android.view.SurfaceHolder; 43bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li 44bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.io.IOException; 45bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.lang.ref.WeakReference; 46bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.ArrayList; 47bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.HashMap; 487d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkinimport java.util.LinkedHashMap; 49bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Liimport java.util.List; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 52bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The Camera class is used to set image capture settings, start/stop preview, 53bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * snap pictures, and retrieve frames for encoding for video. This class is a 54bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * client for the Camera service, which manages the actual camera hardware. 55df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 56bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To access the device camera, you must declare the 577478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@link android.Manifest.permission#CAMERA} permission in your Android 58df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * Manifest. Also be sure to include the 59df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 60bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * manifest element to declare camera features used by your application. 617478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * For example, if you use the camera and auto-focus feature, your Manifest 62df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should include the following:</p> 63df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <pre> <uses-permission android:name="android.permission.CAMERA" /> 64df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera" /> 65df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <uses-feature android:name="android.hardware.camera.autofocus" /></pre> 66df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * 67bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To take pictures with this class, use the following steps:</p> 68bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 69bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 70341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <li>Obtain an instance of Camera from {@link #open(int)}. 71bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 72bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Get existing (default) settings with {@link #getParameters()}. 73bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 74bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If necessary, modify the returned {@link Camera.Parameters} object and call 75bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setParameters(Camera.Parameters)}. 76bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 77bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, call {@link #setDisplayOrientation(int)}. 78bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 79bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Pass a fully initialized {@link SurfaceHolder} to 80bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewDisplay(SurfaceHolder)}. Without a surface, the camera 81bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be unable to start the preview. 82bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 83bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important</b>: Call {@link #startPreview()} to start updating the 84bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * preview surface. Preview must be started before you can take a picture. 85bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 86bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When you want, call {@link #takePicture(Camera.ShutterCallback, 87bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)} to 88bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * capture a photo. Wait for the callbacks to provide the actual image data. 89bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 90bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>After taking a picture, preview display will have stopped. To take more 91bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * photos, call {@link #startPreview()} again first. 92bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 93bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} to stop updating the preview surface. 94bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 95bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li><b>Important:</b> Call {@link #release()} to release the camera for 96bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * use by other applications. Applications should release the camera 97bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * immediately in {@link android.app.Activity#onPause()} (and re-{@link #open()} 98bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it in {@link android.app.Activity#onResume()}). 99bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 100bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 101bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>To quickly switch to video recording mode, use these steps:</p> 102bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 103bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <ol> 104bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Obtain and initialize a Camera and start preview as described above. 105bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 106bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #unlock()} to allow the media process to access the camera. 107bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 108bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Pass the camera to {@link android.media.MediaRecorder#setCamera(Camera)}. 109bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * See {@link android.media.MediaRecorder} information about video recording. 110bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 111bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>When finished recording, call {@link #reconnect()} to re-acquire 112bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and re-lock the camera. 113bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 114bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>If desired, restart preview and take more photos or videos. 115bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 116bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <li>Call {@link #stopPreview()} and {@link #release()} as described above. 117bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * </ol> 118bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 119bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This class is not thread-safe, and is meant for use from one event thread. 120bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Most long-running operations (preview, focus, photo capture, etc) happen 121bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * asynchronously and invoke callbacks as necessary. Callbacks will be invoked 122341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. This class's methods 123bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * must never be called from multiple threads at once.</p> 124bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 125df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <p class="caution"><strong>Caution:</strong> Different Android-powered devices 126df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * may have different hardware specifications, such as megapixel ratings and 127df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * auto-focus capabilities. In order for your application to be compatible with 1287478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * more devices, you should not make assumptions about the device camera 129df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * specifications.</p> 1306c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * 1316c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <div class="special reference"> 1326c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <h3>Developer Guides</h3> 1336c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <p>For more information about using cameras, read the 1346c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * <a href="{@docRoot}guide/topics/media/camera.html">Camera</a> developer guide.</p> 1356c5c3c392b8abce93fd2d366f12449c713ed0016Joe Fernandez * </div> 136b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 137b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 138b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 140b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala@Deprecated 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Camera { 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Camera"; 1439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 144d2c2929c94bec68741b85f4174e11307fb65157fWu-cheng Li // These match the enums in frameworks/base/include/camera/Camera.h 145da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ERROR = 0x001; 146da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_SHUTTER = 0x002; 147da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_FOCUS = 0x004; 148da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_ZOOM = 0x008; 149da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_PREVIEW_FRAME = 0x010; 150da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_VIDEO_FRAME = 0x020; 151da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_POSTVIEW_FRAME = 0x040; 152da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_RAW_IMAGE = 0x080; 153da83f4674a564007baac03db062a289c8158d940Benny Wong private static final int CAMERA_MSG_COMPRESSED_IMAGE = 0x100; 1544c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final int CAMERA_MSG_RAW_IMAGE_NOTIFY = 0x200; 155bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li private static final int CAMERA_MSG_PREVIEW_METADATA = 0x400; 1569d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private static final int CAMERA_MSG_FOCUS_MOVE = 0x800; 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1584838e338129e09a37b8c8ad5e44f85ec5cd3aea1Ashok Bhat private long mNativeContext; // accessed by native methods 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ShutterCallback mShutterCallback; 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mRawImageCallback; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PictureCallback mJpegCallback; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private PreviewCallback mPreviewCallback; 1647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private boolean mUsingPreviewAllocation; 165e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks private PictureCallback mPostviewCallback; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AutoFocusCallback mAutoFocusCallback; 1679d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private AutoFocusMoveCallback mAutoFocusMoveCallback; 1683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li private OnZoomChangeListener mZoomListener; 1694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private FaceDetectionListener mFaceListener; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ErrorCallback mErrorCallback; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mOneShot; 17294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private boolean mWithBuffer; 1734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private boolean mFaceDetectionRunning = false; 174a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Object mAutoFocusCallbackLock = new Object(); 1759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 176feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int NO_ERROR = 0; 177feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int EACCESS = -13; 178feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk private static final int ENODEV = -19; 1794c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int EBUSY = -16; 1804c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int EINVAL = -22; 1814c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int ENOSYS = -38; 1824c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int EUSERS = -87; 1834c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int EOPNOTSUPP = -95; 184feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new picture is taken by the camera, and the entry of 18710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * the picture has been added to the media store. 18810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the picture. 18910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 19010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 19110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_PICTURE = "android.hardware.action.NEW_PICTURE"; 19210e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 19310e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 19410e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * Broadcast Action: A new video is recorded by the camera, and the entry 19510e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * of the video has been added to the media store. 19610e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li * {@link android.content.Intent#getData} is URI of the video. 19710e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li */ 19810e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 19910e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li public static final String ACTION_NEW_VIDEO = "android.hardware.action.NEW_VIDEO"; 20010e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li 20110e09c69d659bf54d6efbe1a3660add7f8a39d6eWu-cheng Li /** 2024c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Camera HAL device API version 1.0 2034c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 2044c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2054c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static final int CAMERA_HAL_API_VERSION_1_0 = 0x100; 2064c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2074c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2084c913801141163362dd5bb7c9784c83f69c11054Zhijun He * A constant meaning the normal camera connect/open will be used. 2094c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 210a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private static final int CAMERA_HAL_API_VERSION_NORMAL_CONNECT = -2; 2114c913801141163362dd5bb7c9784c83f69c11054Zhijun He 2124c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2134c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Used to indicate HAL version un-specified. 2144c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 2154c913801141163362dd5bb7c9784c83f69c11054Zhijun He private static final int CAMERA_HAL_API_VERSION_UNSPECIFIED = -1; 216a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 2174c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 2184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Hardware face detection. It does not use much CPU. 2194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 220c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_HW = 0; 2214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 223c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Software face detection. It uses some CPU. 2244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 225c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li private static final int CAMERA_FACE_DETECTION_SW = 1; 2264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 2274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 228341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the number of physical cameras available on this device. 229e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 230e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public native static int getNumberOfCameras(); 231e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 232e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 233341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * Returns the information about a particular camera. 234b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * If {@link #getNumberOfCameras()} returns N, the valid id is 0 to N-1. 235b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2364f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public static void getCameraInfo(int cameraId, CameraInfo cameraInfo) { 2374f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala _getCameraInfo(cameraId, cameraInfo); 2384f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 2394f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 2404f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 2414f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) { 2424f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // Only set this when sound is forced; otherwise let native code 2434f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala // decide. 2444f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala cameraInfo.canDisableShutterSound = false; 2454f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2464f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 2474f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 2484f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2494f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 2504f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native static void _getCameraInfo(int cameraId, CameraInfo cameraInfo); 251b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 252b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 253b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * Information about a camera 254b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 255b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 256b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 257b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 258b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 259b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static class CameraInfo { 2607836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2617836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is opposite to that of the screen. 2627836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 263b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_BACK = 0; 2647836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li 2657836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li /** 2667836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * The facing of the camera is the same as that of the screen. 2677836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li */ 268b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang public static final int CAMERA_FACING_FRONT = 1; 269b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 270b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 271464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * The direction that the camera faces. It should be 272b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * CAMERA_FACING_BACK or CAMERA_FACING_FRONT. 273b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2747836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int facing; 275b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 276b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 27732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The orientation of the camera image. The value is the angle that the 278b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * camera image needs to be rotated clockwise so it shows correctly on 27932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the display in its natural orientation. It should be 0, 90, 180, or 270.</p> 280b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 28132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>For example, suppose a device has a naturally tall screen. The 2822fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * back-facing camera sensor is mounted in landscape. You are looking at 2832fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the screen. If the top side of the camera sensor is aligned with the 2842fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the screen in natural orientation, the value should be 2852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * 90. If the top side of a front-facing camera sensor is aligned with 28632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the right of the screen, the value should be 270.</p> 287b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 288b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * @see #setDisplayOrientation(int) 28969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setRotation(int) 29069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPreviewSize(int, int) 29169ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setPictureSize(int, int) 29269ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * @see Parameters#setJpegThumbnailSize(int, int) 293b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang */ 2947836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li public int orientation; 295f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala 296f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala /** 297f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>Whether the shutter sound can be disabled.</p> 298f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 299f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>On some devices, the camera shutter sound cannot be turned off 300f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * through {@link #enableShutterSound enableShutterSound}. This field 301f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * can be used to determine whether a call to disable the shutter sound 302f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * will succeed.</p> 303f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * 304f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * <p>If this field is set to true, then a call of 305f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * {@code enableShutterSound(false)} will be successful. If set to 306f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * false, then that call will fail, and the shutter sound will be played 307f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala * when {@link Camera#takePicture takePicture} is called.</p> 308f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala */ 309f7c6c5ad64c8e5d20e1806cc98b9919334c69614Eino-Ville Talvala public boolean canDisableShutterSound; 310b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang }; 311b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 312b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang /** 313a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * Creates a new Camera object to access a particular hardware camera. If 314a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * the same camera is opened by other applications, this will throw a 315a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * RuntimeException. 316a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * 317bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call {@link #release()} when you are done using the camera, 318bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * otherwise it will remain locked and be unavailable to other applications. 319bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 320341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * <p>Your application should only have one Camera object active at a time 321341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * for a particular hardware camera. 322bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 323bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callbacks from other methods are delivered to the event loop of the 324bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * thread which called open(). If this thread has no event loop, then 325bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callbacks are delivered to the main application event loop. If there 326bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is no main application event loop, callbacks are not delivered. 327bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 328bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p class="caution"><b>Caution:</b> On some devices, this method may 329bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * take a long time to complete. It is best to call this method from a 330bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * worker thread (possibly using {@link android.os.AsyncTask}) to avoid 331bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * blocking the main application UI thread. 332bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 333341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * @param cameraId the hardware camera to access, between 0 and 334a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * {@link #getNumberOfCameras()}-1. 335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @return a new Camera object, connected, locked and ready for use. 336a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * @throws RuntimeException if opening the camera fails (for example, if the 337a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * camera is in use by another process or device policy manager has 338a1c41e13b521cdd611a8fc46e43b5ae0a2c00238Wu-cheng Li * disabled the camera). 339facc8ce116bd92f7ba7e8ecb76cbda3953260ef9Wu-cheng Li * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 340e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang */ 341e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang public static Camera open(int cameraId) { 3427bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(cameraId); 343e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 344e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 345e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang /** 346a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * Creates a new Camera object to access the first back-facing camera on the 347a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * device. If the device does not have a back-facing camera, this returns 348a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li * null. 3497836660f5eb45b7b7e1f5119face65c80e2ade17Wu-cheng Li * @see #open(int) 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static Camera open() { 352a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li int numberOfCameras = getNumberOfCameras(); 353a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li CameraInfo cameraInfo = new CameraInfo(); 354a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li for (int i = 0; i < numberOfCameras; i++) { 355a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li getCameraInfo(i, cameraInfo); 356a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 3577bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li return new Camera(i); 358a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 359a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li } 360a48b70fa8ff6363d1e5282be70f6be12bc0688dcWu-cheng Li return null; 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3634c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 3644c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Creates a new Camera object to access a particular hardware camera with 3654c913801141163362dd5bb7c9784c83f69c11054Zhijun He * given hal API version. If the same camera is opened by other applications 3664c913801141163362dd5bb7c9784c83f69c11054Zhijun He * or the hal API version is not supported by this device, this will throw a 3674c913801141163362dd5bb7c9784c83f69c11054Zhijun He * RuntimeException. 3684c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3694c913801141163362dd5bb7c9784c83f69c11054Zhijun He * You must call {@link #release()} when you are done using the camera, 3704c913801141163362dd5bb7c9784c83f69c11054Zhijun He * otherwise it will remain locked and be unavailable to other applications. 3714c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3724c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Your application should only have one Camera object active at a time for 3734c913801141163362dd5bb7c9784c83f69c11054Zhijun He * a particular hardware camera. 3744c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p> 3754c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Callbacks from other methods are delivered to the event loop of the 3764c913801141163362dd5bb7c9784c83f69c11054Zhijun He * thread which called open(). If this thread has no event loop, then 3774c913801141163362dd5bb7c9784c83f69c11054Zhijun He * callbacks are delivered to the main application event loop. If there is 3784c913801141163362dd5bb7c9784c83f69c11054Zhijun He * no main application event loop, callbacks are not delivered. 3794c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <p class="caution"> 3804c913801141163362dd5bb7c9784c83f69c11054Zhijun He * <b>Caution:</b> On some devices, this method may take a long time to 3814c913801141163362dd5bb7c9784c83f69c11054Zhijun He * complete. It is best to call this method from a worker thread (possibly 3824c913801141163362dd5bb7c9784c83f69c11054Zhijun He * using {@link android.os.AsyncTask}) to avoid blocking the main 3834c913801141163362dd5bb7c9784c83f69c11054Zhijun He * application UI thread. 3844c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 3854c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 3864c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 387a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @param halVersion The HAL API version this camera device to be opened as. 3884c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @return a new Camera object, connected, locked and ready for use. 389a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 390a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @throws IllegalArgumentException if the {@code halVersion} is invalid 391a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 3924c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @throws RuntimeException if opening the camera fails (for example, if the 3934c913801141163362dd5bb7c9784c83f69c11054Zhijun He * camera is in use by another process or device policy manager has disabled 3944c913801141163362dd5bb7c9784c83f69c11054Zhijun He * the camera). 395a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 3964c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @see android.app.admin.DevicePolicyManager#getCameraDisabled(android.content.ComponentName) 397a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @see #CAMERA_HAL_API_VERSION_1_0 3984c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 3994c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @hide 4004c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4014c913801141163362dd5bb7c9784c83f69c11054Zhijun He public static Camera openLegacy(int cameraId, int halVersion) { 402a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin if (halVersion < CAMERA_HAL_API_VERSION_1_0) { 403a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin throw new IllegalArgumentException("Invalid HAL version " + halVersion); 404a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 405a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 4064c913801141163362dd5bb7c9784c83f69c11054Zhijun He return new Camera(cameraId, halVersion); 4074c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4084c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4094c913801141163362dd5bb7c9784c83f69c11054Zhijun He /** 4104c913801141163362dd5bb7c9784c83f69c11054Zhijun He * Create a legacy camera object. 4114c913801141163362dd5bb7c9784c83f69c11054Zhijun He * 4124c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param cameraId The hardware camera to access, between 0 and 4134c913801141163362dd5bb7c9784c83f69c11054Zhijun He * {@link #getNumberOfCameras()}-1. 4144c913801141163362dd5bb7c9784c83f69c11054Zhijun He * @param halVersion The HAL API version this camera device to be opened as. 4154c913801141163362dd5bb7c9784c83f69c11054Zhijun He */ 4164c913801141163362dd5bb7c9784c83f69c11054Zhijun He private Camera(int cameraId, int halVersion) { 417a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitVersion(cameraId, halVersion); 4184c913801141163362dd5bb7c9784c83f69c11054Zhijun He if (checkInitErrors(err)) { 4194c913801141163362dd5bb7c9784c83f69c11054Zhijun He switch(err) { 4204c913801141163362dd5bb7c9784c83f69c11054Zhijun He case EACCESS: 4214c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Fail to connect to camera service"); 4224c913801141163362dd5bb7c9784c83f69c11054Zhijun He case ENODEV: 4234c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed"); 4244c913801141163362dd5bb7c9784c83f69c11054Zhijun He case ENOSYS: 4254c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed because some methods" 4264c913801141163362dd5bb7c9784c83f69c11054Zhijun He + " are not implemented"); 4274c913801141163362dd5bb7c9784c83f69c11054Zhijun He case EOPNOTSUPP: 4284c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed because the hal" 4294c913801141163362dd5bb7c9784c83f69c11054Zhijun He + " version is not supported by this device"); 4304c913801141163362dd5bb7c9784c83f69c11054Zhijun He case EINVAL: 4314c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed because the input" 4324c913801141163362dd5bb7c9784c83f69c11054Zhijun He + " arugments are invalid"); 4334c913801141163362dd5bb7c9784c83f69c11054Zhijun He case EBUSY: 4344c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed because the camera" 4354c913801141163362dd5bb7c9784c83f69c11054Zhijun He + " device was already opened"); 4364c913801141163362dd5bb7c9784c83f69c11054Zhijun He case EUSERS: 4374c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Camera initialization failed because the max" 4384c913801141163362dd5bb7c9784c83f69c11054Zhijun He + " number of camera devices were already opened"); 4394c913801141163362dd5bb7c9784c83f69c11054Zhijun He default: 4404c913801141163362dd5bb7c9784c83f69c11054Zhijun He // Should never hit this. 4414c913801141163362dd5bb7c9784c83f69c11054Zhijun He throw new RuntimeException("Unknown camera error"); 4424c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4434c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4444c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4454c913801141163362dd5bb7c9784c83f69c11054Zhijun He 446a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitVersion(int cameraId, int halVersion) { 4474c913801141163362dd5bb7c9784c83f69c11054Zhijun He mShutterCallback = null; 4484c913801141163362dd5bb7c9784c83f69c11054Zhijun He mRawImageCallback = null; 4494c913801141163362dd5bb7c9784c83f69c11054Zhijun He mJpegCallback = null; 4504c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPreviewCallback = null; 4514c913801141163362dd5bb7c9784c83f69c11054Zhijun He mPostviewCallback = null; 4524c913801141163362dd5bb7c9784c83f69c11054Zhijun He mUsingPreviewAllocation = false; 4534c913801141163362dd5bb7c9784c83f69c11054Zhijun He mZoomListener = null; 4544c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4554c913801141163362dd5bb7c9784c83f69c11054Zhijun He Looper looper; 4564c913801141163362dd5bb7c9784c83f69c11054Zhijun He if ((looper = Looper.myLooper()) != null) { 4574c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4584c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else if ((looper = Looper.getMainLooper()) != null) { 4594c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = new EventHandler(this, looper); 4604c913801141163362dd5bb7c9784c83f69c11054Zhijun He } else { 4614c913801141163362dd5bb7c9784c83f69c11054Zhijun He mEventHandler = null; 4624c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4634c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4644c913801141163362dd5bb7c9784c83f69c11054Zhijun He String packageName = ActivityThread.currentPackageName(); 4654c913801141163362dd5bb7c9784c83f69c11054Zhijun He 4664c913801141163362dd5bb7c9784c83f69c11054Zhijun He return native_setup(new WeakReference<Camera>(this), cameraId, halVersion, packageName); 4674c913801141163362dd5bb7c9784c83f69c11054Zhijun He } 4684c913801141163362dd5bb7c9784c83f69c11054Zhijun He 469a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private int cameraInitNormal(int cameraId) { 470a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_NORMAL_CONNECT); 471a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 472a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 473a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** 474a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * Connect to the camera service using #connectLegacy 475a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 476a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p> 477a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * This acts the same as normal except that it will return 478a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * the detailed error code if open fails instead of 479a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * converting everything into {@code NO_INIT}.</p> 480a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 481a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * <p>Intended to use by the camera2 shim only, do <i>not</i> use this for other code.</p> 482a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 483a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @return a detailed errno error code, or {@code NO_ERROR} on success 484a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * 485a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin * @hide 486a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin */ 487a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin public int cameraInitUnspecified(int cameraId) { 488a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin return cameraInitVersion(cameraId, CAMERA_HAL_API_VERSION_UNSPECIFIED); 489a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin } 490a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin 491a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin /** used by Camera#open, Camera#open(int) */ 4927bc1b21a5217c3737ae82edd3ff2d901c69a51adWu-cheng Li Camera(int cameraId) { 493a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin int err = cameraInitNormal(cameraId); 494feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk if (checkInitErrors(err)) { 495feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk switch(err) { 496feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk case EACCESS: 497feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk throw new RuntimeException("Fail to connect to camera service"); 498feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk case ENODEV: 499feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk throw new RuntimeException("Camera initialization failed"); 500feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk default: 501feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk // Should never hit this. 502feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk throw new RuntimeException("Unknown camera error"); 503feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 504feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 505feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 506feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 507feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 508feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 509feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 510feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 511feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static boolean checkInitErrors(int err) { 512feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return err != NO_ERROR; 513feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk } 514feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk 515feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 516feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 517feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 518feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public static Camera openUninitialized() { 519feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk return new Camera(); 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5221c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 5231c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * An empty Camera for testing purpose. 5241c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 5251c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera() { 5261c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 5271c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 528a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Override 5299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li protected void finalize() { 530e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala release(); 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5334c913801141163362dd5bb7c9784c83f69c11054Zhijun He private native final int native_setup(Object camera_this, int cameraId, int halVersion, 534788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala String packageName); 535788717ca599c714d58b2cb5deea1d37b4a711c07Eino-Ville Talvala 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_release(); 5379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disconnects and releases the Camera object resources. 541bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 542bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>You must call this as soon as you're done with the Camera object.</p> 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public final void release() { 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_release(); 5464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 550bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unlocks the camera to allow another process to access it. 551bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Normally, the camera is locked to the process with an active Camera 552bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * object until {@link #release()} is called. To allow rapid handoff 553bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * between processes, you can call this method to release the camera 554bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * temporarily for another process to use; once the other process is done 555bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you can call {@link #reconnect()} to reclaim the camera. 556bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 557bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This must be done before calling 55842419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#setCamera(Camera)}. This cannot be 55942419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * called after recording starts. 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 561bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 563bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be unlocked. 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void unlock(); 5669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 568bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Re-locks the camera to prevent other processes from accessing it. 569bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera objects are locked by default unless {@link #unlock()} is 570bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called. Normally {@link #reconnect()} is used instead. 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 57253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 57342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 57442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 57542419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 57642419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * 577bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 578bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 579bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws RuntimeException if the camera cannot be re-locked (for 580bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 582ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li public native final void lock(); 5839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 585bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Reconnects to the camera service after another process used it. 586bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * After {@link #unlock()} is called, another process may use the 587bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera; when the process is done, you must reconnect to the camera, 588bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * which will re-acquire the lock and allow you to continue using the 589bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera. 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 59153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, camera is automatically locked for applications in 59242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()}. Applications can use the 59342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * camera (ex: zoom) after recording starts. There is no need to call this 59442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * after recording starts or stops. 595bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 596bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If you are not recording video, you probably do not need this method. 597bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 598bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if a connection cannot be re-established (for 599bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * example, if the camera is still in use by another process). 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 601bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor public native final void reconnect() throws IOException; 6029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 604bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Sets the {@link Surface} to be used for live preview. 605fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 606fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface can be re-set 607fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * without harm. Setting a preview surface will un-set any preview surface 608fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture that was set via {@link #setPreviewTexture}. 6099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 610bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The {@link SurfaceHolder} must already contain a surface when this 611bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method is called. If you are using {@link android.view.SurfaceView}, 612bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * you will need to register a {@link SurfaceHolder.Callback} with 613bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder#addCallback(SurfaceHolder.Callback)} and wait for 614bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link SurfaceHolder.Callback#surfaceCreated(SurfaceHolder)} before 615bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling setPreviewDisplay() or starting preview. 616bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 617bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method must be called before {@link #startPreview()}. The 618bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * one exception is that if the preview surface is not set (or set to null) 619bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * before startPreview() is called, then this method may be called once 620bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * with a non-null parameter to set the preview surface. (This allows 621bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera setup and surface creation to happen in parallel, saving time.) 622bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The preview surface may not otherwise change while preview is running. 6239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 624bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param holder containing the Surface on which to place the preview, 625bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to remove the preview surface 626bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @throws IOException if the method fails (for example, if the surface 627bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is unavailable or unsuitable). 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewDisplay(SurfaceHolder holder) throws IOException { 630b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (holder != null) { 631feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface(holder.getSurface()); 632b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } else { 633feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk setPreviewSurface((Surface)null); 634b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 637feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk /** 638feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk * @hide 639feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk */ 640feb50af361e4305a25758966b6b5df2738c00259Ruben Brunk public native final void setPreviewSurface(Surface surface) throws IOException; 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 643fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Sets the {@link SurfaceTexture} to be used for live preview. 644fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * Either a surface or surface texture is necessary for preview, and 645fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview is necessary to take pictures. The same surface texture can be 646fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * re-set without harm. Setting a preview surface texture will un-set any 647fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * preview surface that was set via {@link #setPreviewDisplay}. 648fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 649fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * <p>This method must be called before {@link #startPreview()}. The 650fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * one exception is that if the preview surface texture is not set (or set 651fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * to null) before startPreview() is called, then this method may be called 652fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * once with a non-null parameter to set the preview surface. (This allows 653fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * camera setup and surface creation to happen in parallel, saving time.) 654fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * The preview surface texture may not otherwise change while preview is 655fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * running. 656fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * 65732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The timestamps provided by {@link SurfaceTexture#getTimestamp()} for a 658e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * SurfaceTexture set as the preview texture have an unspecified zero point, 659e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * and cannot be directly compared between different cameras or different 660e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * instances of the same camera, or across multiple runs of the same 661e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * program. 662e309a0fd2e528039b3c1f1372a9a7095bcd852ccEino-Ville Talvala * 663108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 664108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 665108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 666108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 667108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 668108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.graphics.SurfaceTexture 669108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.view.TextureView 670fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @param surfaceTexture the {@link SurfaceTexture} to which the preview 671fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * images are to be sent or null to remove the current preview surface 672fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture 673fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * @throws IOException if the method fails (for example, if the surface 674fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis * texture is unavailable or unsuitable). 675fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis */ 676dbc289d6c27968bd05cc547ca73579347c3adc99Glenn Kasten public native final void setPreviewTexture(SurfaceTexture surfaceTexture) throws IOException; 677fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 678fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis /** 679bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to deliver copies of preview frames as 680bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * they are displayed. 681bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 682bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallback(Camera.PreviewCallback) 683bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setOneShotPreviewCallback(Camera.PreviewCallback) 684bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 685bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startPreview() 686b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 687b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 688b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 690b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PreviewCallback 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 694bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as preview frames are displayed. This callback is invoked 695341ff13689dfe822b598e626272ac2e80041b482Dan Egnor * on the event thread {@link #open(int)} was called from. 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 697951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, 698951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * refer to the equations in {@link Camera.Parameters#setPreviewFormat} 699951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * for the arrangement of the pixel data in the preview callback 700951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffers. 701951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 702bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param data the contents of the preview frame in the format defined 703a696f5d667227365da732481770767dcb330dd23Mathias Agopian * by {@link android.graphics.ImageFormat}, which can be queried 704df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * with {@link android.hardware.Camera.Parameters#getPreviewFormat()}. 705da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * If {@link android.hardware.Camera.Parameters#setPreviewFormat(int)} 7069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * is never called, the default will be the YCbCr_420_SP 7079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * (NV21) format. 708bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param camera the Camera service object. 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPreviewFrame(byte[] data, Camera camera); 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 714bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts capturing and drawing preview frames to the screen. 715c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * Preview will not actually start until a surface is supplied 716c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * with {@link #setPreviewDisplay(SurfaceHolder)} or 717c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala * {@link #setPreviewTexture(SurfaceTexture)}. 718bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 719bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>If {@link #setPreviewCallback(Camera.PreviewCallback)}, 720bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(Camera.PreviewCallback)}, or 721bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallbackWithBuffer(Camera.PreviewCallback)} were 722bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * called, {@link Camera.PreviewCallback#onPreviewFrame(byte[], Camera)} 723bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * will be called when preview data becomes available. 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final void startPreview(); 7269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 728bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops capturing and drawing preview frames to the surface, and 729bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * resets the camera for a future call to {@link #startPreview()}. 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopPreview() { 7324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopPreview(); 7334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 734664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang 735664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mShutterCallback = null; 736664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mRawImageCallback = null; 737664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mPostviewCallback = null; 738664d72e6630522589cc013b25f5c9cdd5d949fa3Chih-yu Huang mJpegCallback = null; 739f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 740f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mAutoFocusCallback = null; 741f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 7429d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = null; 7434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopPreview(); 7469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return current preview state. 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * FIXME: Unhide before release 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native final boolean previewEnabled(); 7549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 756108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame in addition 757bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to displaying them on the screen. The callback will be repeatedly called 758bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * for as long as preview is active. This method can be called at any time, 759108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * even while preview is live. Any other preview callbacks are 760108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * overridden.</p> 761108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 762108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 763108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 764108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 766bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of each preview frame, 767bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 768108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setPreviewCallback(PreviewCallback cb) { 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = cb; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOneShot = false; 77394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 7747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 7757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 7767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 777a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Always use one-shot mode. We fake camera preview mode by 778a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // doing one-shot preview continuously. 77994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 783108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for the next preview frame in 784108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * addition to displaying it on the screen. After one invocation, the 785108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * callback is cleared. This method can be called any time, even when 786108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview is live. Any other preview callbacks are overridden.</p> 787108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 788108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 789108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 790108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 792bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the next preview frame, 793bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks. 794108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setOneShotPreviewCallback(PreviewCallback cb) { 79794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 79894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = true; 79994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = false; 8007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 80394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, false); 80494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 80594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 80694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp private native final void setHasPreviewCallback(boolean installed, boolean manualBuffer); 80794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 80894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 809108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>Installs a callback to be invoked for every preview frame, using 810108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * buffers supplied with {@link #addCallbackBuffer(byte[])}, in addition to 811bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * displaying them on the screen. The callback will be repeatedly called 812108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * for as long as preview is active and buffers are available. Any other 813108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * preview callbacks are overridden.</p> 81494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 815bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>The purpose of this method is to improve preview efficiency and frame 816bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * rate by allowing preview frame memory reuse. You must call 817bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #addCallbackBuffer(byte[])} at some point -- before or after 818108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * calling this method -- or no callbacks will received.</p> 81994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 820108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>The buffer queue will be cleared if this method is called with a null 821bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * callback, {@link #setPreviewCallback(Camera.PreviewCallback)} is called, 822108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * or {@link #setOneShotPreviewCallback(Camera.PreviewCallback)} is 823108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * called.</p> 824108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 825108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 826108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 827108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 82894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 829bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb a callback object that receives a copy of the preview frame, 830bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or null to stop receiving callbacks and clear the buffer queue. 831bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #addCallbackBuffer(byte[]) 832108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 83394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 83494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp public final void setPreviewCallbackWithBuffer(PreviewCallback cb) { 83594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mPreviewCallback = cb; 83694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mOneShot = false; 83794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mWithBuffer = true; 8387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (cb != null) { 8397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 8407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 84194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(cb != null, true); 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 84494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp /** 8453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Adds a pre-allocated buffer to the preview callback buffer queue. 8463f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Applications can add one or more buffers to the queue. When a preview 847bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * frame arrives and there is still at least one available buffer, the 848bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * buffer will be used and removed from the queue. Then preview callback is 849bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * invoked with the buffer. If a frame arrives and there is no buffer left, 850bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the frame is discarded. Applications should add buffers back when they 851bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * finish processing the data in them. 852c10275abd6a494c93a025f683dde104a5d4f2793Wu-cheng Li * 853951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For formats besides YV12, the size of the buffer is determined by 854951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * multiplying the preview image width, height, and bytes per pixel. The 855951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * width and height can be read from 856951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewSize()}. Bytes per pixel can be 857951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * computed from {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 858951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 8, using the image format from 859951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#getPreviewFormat()}. 860951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 861951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>If using the {@link android.graphics.ImageFormat#YV12} format, the 862951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size can be calculated using the equations listed in 863951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link Camera.Parameters#setPreviewFormat}. 86494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 865bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only necessary when 866e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link #setPreviewCallbackWithBuffer(PreviewCallback)} is used. When 867bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setPreviewCallback(PreviewCallback)} or 868bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #setOneShotPreviewCallback(PreviewCallback)} are used, buffers 869e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * are automatically allocated. When a supplied buffer is too small to 870e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * hold the preview frame data, preview callback will return null and 871e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * the buffer will be removed from the buffer queue. 87294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp * 873951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param callbackBuffer the buffer to add to the queue. The size of the 874951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * buffer must match the values described above. 8755b9bcda3a26e9b1f9b1eff28a2be8853d69614f0Wu-cheng Li * @see #setPreviewCallbackWithBuffer(PreviewCallback) 87694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp */ 877e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addCallbackBuffer(byte[] callbackBuffer) 878e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 879e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, CAMERA_MSG_PREVIEW_FRAME); 880e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 881e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 882e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /** 883e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Adds a pre-allocated buffer to the raw image callback buffer queue. 884e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Applications can add one or more buffers to the queue. When a raw image 885e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * frame arrives and there is still at least one available buffer, the 886e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer will be used to hold the raw image data and removed from the 887e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. Then raw image callback is invoked with the buffer. If a raw 888e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * image frame arrives but there is no buffer left, the frame is 889e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * discarded. Applications should add buffers back when they finish 890e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * processing the data in them by calling this method again in order 891e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to avoid running out of raw image callback buffers. 892e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 893e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>The size of the buffer is determined by multiplying the raw image 894e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * width, height, and bytes per pixel. The width and height can be 895e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * read from {@link Camera.Parameters#getPictureSize()}. Bytes per pixel 896e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * can be computed from 897e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@link android.graphics.ImageFormat#getBitsPerPixel(int)} / 8, 898e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * using the image format from {@link Camera.Parameters#getPreviewFormat()}. 899e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 900e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * <p>This method is only necessary when the PictureCallbck for raw image 901e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is used while calling {@link #takePicture(Camera.ShutterCallback, 902e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 903e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 90432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Please note that by calling this method, the mode for 90532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * application-managed callback buffers is triggered. If this method has 90632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * never been called, null will be returned by the raw image callback since 90732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * there is no image callback buffer available. Furthermore, When a supplied 90832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * buffer is too small to hold the raw image data, raw image callback will 90932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * return null and the buffer will be removed from the buffer queue. 910e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 911e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @param callbackBuffer the buffer to add to the raw image callback buffer 912e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * queue. The size should be width * height * (bits per pixel) / 8. An 913e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * null callbackBuffer will be ignored and won't be added to the queue. 914e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 915e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * @see #takePicture(Camera.ShutterCallback, 916e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Camera.PictureCallback, Camera.PictureCallback, Camera.PictureCallback)}. 917e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 918e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * {@hide} 919e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 920e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong public final void addRawImageCallbackBuffer(byte[] callbackBuffer) 921e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 922e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong addCallbackBuffer(callbackBuffer, CAMERA_MSG_RAW_IMAGE); 923e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 924e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 925e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private final void addCallbackBuffer(byte[] callbackBuffer, int msgType) 926e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { 927e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // CAMERA_MSG_VIDEO_FRAME may be allowed in the future. 928e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType != CAMERA_MSG_PREVIEW_FRAME && 929e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType != CAMERA_MSG_RAW_IMAGE) { 930e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong throw new IllegalArgumentException( 931e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type: " + msgType); 932e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 933e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 934e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong _addCallbackBuffer(callbackBuffer, msgType); 935e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 936e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 937e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void _addCallbackBuffer( 938e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong byte[] callbackBuffer, int msgType); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Create a {@link android.renderscript RenderScript} 9427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation Allocation} to use as a 9437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * destination of preview callback frames. Use 9447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use 9457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the created Allocation as a destination for camera preview frames.</p> 9467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>The Allocation will be created with a YUV type, and its contents must 9487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be accessed within Renderscript with the {@code rsGetElementAtYuv_*} 9497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * accessor methods. Its size will be based on the current 9507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#getPreviewSize preview size} configured for this 9517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * camera.</p> 9527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param rs the RenderScript context for this Allocation. 9547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param usage additional usage flags to set for the Allocation. The usage 9557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always 9567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * be set on the created Allocation, but additional flags may be provided 9577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * here. 9587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @return a new YUV-type Allocation with dimensions equal to the current 9597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size. 9607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws RSIllegalArgumentException if the usage flags are not compatible 9617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with an YUV Allocation. 9627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackAllocation 9637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 9647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 9657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final Allocation createPreviewAllocation(RenderScript rs, int usage) 9667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws RSIllegalArgumentException { 9677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 9687005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 9697005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Type.Builder yuvBuilder = new Type.Builder(rs, 9707005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.createPixel(rs, 9717005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataType.UNSIGNED_8, 9727005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV)); 9737005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // Use YV12 for wide compatibility. Changing this requires also 9747005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // adjusting camera service's format selection. 9757005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setYuvFormat(ImageFormat.YV12); 9767005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setX(previewSize.width); 9777005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala yuvBuilder.setY(previewSize.height); 9787005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9797005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), 9807005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala usage | Allocation.USAGE_IO_INPUT); 9817005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9827005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala return a; 9837005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 9847005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 9857005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala /** 9867005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Set an {@link android.renderscript.Allocation Allocation} as the 9877005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * target of preview callback data. Use this method for efficient processing 9887005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * of camera preview data with RenderScript. The Allocation must be created 9897005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * with the {@link #createPreviewAllocation createPreviewAllocation } 9907005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * method.</p> 9917005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 9927005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Setting a preview allocation will disable any active preview callbacks 9937005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * set by {@link #setPreviewCallback setPreviewCallback} or 9947005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewCallbackWithBuffer setPreviewCallbackWithBuffer}, and 9957005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * vice versa. Using a preview allocation still requires an active standard 9967005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview target to be set, either with 9977005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewTexture setPreviewTexture} or 9987005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #setPreviewDisplay setPreviewDisplay}.</p> 9997005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10007005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To be notified when new frames are available to the Allocation, use 10017005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#setIoInputNotificationHandler Allocation.setIoInputNotificationHandler}. To 10027005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * update the frame currently accessible from the Allocation to the latest 10037005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview frame, call 10047005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link android.renderscript.Allocation#ioReceive Allocation.ioReceive}.</p> 10057005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10067005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>To disable preview into the Allocation, call this method with a 10077005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@code null} parameter.</p> 10087005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10097005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>Once a preview allocation is set, the preview size set by 10107005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link Parameters#setPreviewSize setPreviewSize} cannot be changed. If 10117005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * you wish to change the preview size, first remove the preview allocation 10127005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * by calling {@code setPreviewCallbackAllocation(null)}, then change the 10137005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview size, create a new preview Allocation with 10147005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * {@link #createPreviewAllocation createPreviewAllocation}, and set it as 10157005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * the new preview callback allocation target.</p> 10167005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10177005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * <p>If you are using the preview data to create video or still images, 10187005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * strongly consider using {@link android.media.MediaActionSound} to 10197005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * properly indicate image capture or recording start/stop to the user.</p> 10207005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * 10217005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @param previewAllocation the allocation to use as destination for preview 10227005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IOException if configuring the camera to use the Allocation for 10237005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * preview fails. 10247005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @throws IllegalArgumentException if the Allocation's dimensions or other 10257005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * parameters don't meet the requirements. 10267005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #createPreviewAllocation 10277005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallback 10287005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @see #setPreviewCallbackWithBuffer 10297005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala * @hide 10307005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala */ 10317005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala public final void setPreviewCallbackAllocation(Allocation previewAllocation) 10327005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throws IOException { 10337005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Surface previewSurface = null; 10347005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation != null) { 10357005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Parameters p = getParameters(); 10367005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size previewSize = p.getPreviewSize(); 10377005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewSize.width != previewAllocation.getType().getX() || 10387005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height != previewAllocation.getType().getY()) { 10397005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10407005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation dimensions don't match preview dimensions: " + 10417005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is " + 10427005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getX() + 10437005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ", " + 10447005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewAllocation.getType().getY() + 10457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala ". Preview is " + previewSize.width + ", " + 10467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSize.height); 10477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if ((previewAllocation.getUsage() & 10497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Allocation.USAGE_IO_INPUT) == 0) { 10507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation usage does not include USAGE_IO_INPUT"); 10527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (previewAllocation.getType().getElement().getDataKind() != 10547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Element.DataKind.PIXEL_YUV) { 10557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalArgumentException( 10567005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala "Allocation is not of a YUV type"); 10577005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10587005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala previewSurface = previewAllocation.getSurface(); 10597005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = true; 10607005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } else { 10617005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala mUsingPreviewAllocation = false; 10627005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10637005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala setPreviewCallbackSurface(previewSurface); 10647005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 10657005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10667005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala private native final void setPreviewCallbackSurface(Surface s); 10677005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1070a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin private final Camera mCamera; 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(Camera c, Looper looper) { 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCamera = c; 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 1080c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_SHUTTER: 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mShutterCallback != null) { 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback.onShutter(); 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1085c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks 1086c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_RAW_IMAGE: 1087e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mRawImageCallback != null) { 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback.onPictureTaken((byte[])msg.obj, mCamera); 1089e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1092c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_COMPRESSED_IMAGE: 1093e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mJpegCallback != null) { 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback.onPictureTaken((byte[])msg.obj, mCamera); 1095e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 1098c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_PREVIEW_FRAME: 1099ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala PreviewCallback pCb = mPreviewCallback; 1100ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala if (pCb != null) { 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOneShot) { 1102a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Clear the callback variable before the callback 1103a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // in case the app calls setPreviewCallback from 1104a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the callback function 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewCallback = null; 110694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (!mWithBuffer) { 1107a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // We're faking the camera preview mode to prevent 1108a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // the app from being flooded with preview frames. 1109a6118c6383c6f5703a576d08586a340fd71d28a4Dave Sparks // Set to oneshot mode again. 111094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp setHasPreviewCallback(true, false); 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1112ca367b717806c4c69190641c3361d3520a44ad08Eino-Ville Talvala pCb.onPreviewFrame((byte[])msg.obj, mCamera); 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1116e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_POSTVIEW_FRAME: 1117e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mPostviewCallback != null) { 1118e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback.onPictureTaken((byte[])msg.obj, mCamera); 1119e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1120e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1121e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1122c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_FOCUS: 1123f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li AutoFocusCallback cb = null; 1124f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1125f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb = mAutoFocusCallback; 1126f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li } 1127f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li if (cb != null) { 1128f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li boolean success = msg.arg1 == 0 ? false : true; 1129f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li cb.onAutoFocus(success, mCamera); 1130e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1131e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks return; 1132e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1133e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks case CAMERA_MSG_ZOOM: 11343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li if (mZoomListener != null) { 11353f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener.onZoomChange(msg.arg1, msg.arg2 != 0, mCamera); 1136e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case CAMERA_MSG_PREVIEW_METADATA: 11404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceListener != null) { 1141f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li mFaceListener.onFaceDetection((Face[])msg.obj, mCamera); 11424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 11434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li return; 11444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1145c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks case CAMERA_MSG_ERROR : 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Error " + msg.arg1); 1147e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks if (mErrorCallback != null) { 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback.onError(msg.arg1, mCamera); 1149e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11529d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li case CAMERA_MSG_FOCUS_MOVE: 11539d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li if (mAutoFocusMoveCallback != null) { 11549d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback.onAutoFocusMoving(msg.arg1 == 0 ? false : true, mCamera); 11559d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 11569d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li return; 11579d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object camera_ref, 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Camera c = (Camera)((WeakReference)camera_ref).get(); 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == null) 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c.mEventHandler != null) { 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = c.mEventHandler.obtainMessage(what, arg1, arg2, obj); 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mEventHandler.sendMessage(m); 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1179bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to notify on completion of camera auto focus. 1180bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 11817478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * <p>Devices that do not support auto-focus will receive a "fake" 11827478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * callback to this interface. If your application needs auto-focus and 1183df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * should not be installed on devices <em>without</em> auto-focus, you must 1184df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * declare that your app uses the 11857478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * {@code android.hardware.camera.autofocus} feature, in the 1186df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1187df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1188bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1189bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(AutoFocusCallback) 1190b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1191b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1193b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface AutoFocusCallback 11959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 11969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 119769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * Called when the camera auto focus completes. If the camera 119869ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * does not support auto-focus and autoFocus is called, 119969ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * onAutoFocus will be called immediately with a fake value of 120069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <code>success</code> set to <code>true</code>. 12019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1202b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * The auto-focus routine does not lock auto-exposure and auto-white 1203b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * balance after it completes. 120483d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param success true if focus was successful, false if otherwise 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 120783d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 120883d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onAutoFocus(boolean success, Camera camera); 121153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li } 12129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1214bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Starts camera auto-focus and registers a callback function to run when 1215bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * the camera is focused. This method is only valid when preview is active 1216bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * (between {@link #startPreview()} and before {@link #stopPreview()}). 1217bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1218bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>Callers should check 1219bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link android.hardware.Camera.Parameters#getFocusMode()} to determine if 1220bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this method should be called. If the camera does not support auto-focus, 1221bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * it is a no-op and {@link AutoFocusCallback#onAutoFocus(boolean, Camera)} 122236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * callback will be called immediately. 1223bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1224da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If your application should not be installed 12257478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * on devices without auto-focus, you must declare that your application 12267478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * uses auto-focus with the 1227df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * <a href="{@docRoot}guide/topics/manifest/uses-feature-element.html"><uses-feature></a> 1228df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * manifest element.</p> 1229bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1230068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * <p>If the current flash mode is not 1231068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * {@link android.hardware.Camera.Parameters#FLASH_MODE_OFF}, flash may be 1232bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * fired during auto-focus, depending on the driver and camera hardware.<p> 12337478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 123453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Auto-exposure lock {@link android.hardware.Camera.Parameters#getAutoExposureLock()} 1235b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * and auto-white balance locks {@link android.hardware.Camera.Parameters#getAutoWhiteBalanceLock()} 1236b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * do not change during and after autofocus. But auto-focus routine may stop 1237b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure and auto-white balance transiently during focusing. 123883d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * 123953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Stopping preview with {@link #stopPreview()}, or triggering still 124053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * image capture with {@link #takePicture(Camera.ShutterCallback, 124153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 124253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * the focus position. Applications must call cancelAutoFocus to reset the 124353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus.</p> 124453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1245108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * <p>If autofocus is successful, consider using 1246108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * {@link android.media.MediaActionSound} to properly play back an autofocus 1247108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * success sound to the user.</p> 1248108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cb the callback to run 1250bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #cancelAutoFocus() 125183d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoExposureLock(boolean) 125283d3352cf7a67efd60732c0d40e5928f642f6808Eino-Ville Talvala * @see android.hardware.Camera.Parameters#setAutoWhiteBalanceLock(boolean) 1253108708b4873fb05cb029b5bcb29a4e917004ca30Eino-Ville Talvala * @see android.media.MediaActionSound 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void autoFocus(AutoFocusCallback cb) 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1257f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1258248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = cb; 1259248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1260f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_autoFocus(); 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_autoFocus(); 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1265bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Cancels any auto-focus function in progress. 1266bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Whether or not auto-focus is currently in progress, 1267bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * this function will return the focus position to the default. 1268244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang * If the camera does not support auto-focus, this is a no-op. 1269bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1270bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #autoFocus(Camera.AutoFocusCallback) 1271244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang */ 1272244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang public final void cancelAutoFocus() 1273244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { 1274f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li synchronized (mAutoFocusCallbackLock) { 1275248ba23ad28c1f8fb69904663204df08c5818700James Dong mAutoFocusCallback = null; 1276248ba23ad28c1f8fb69904663204df08c5818700James Dong } 1277f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li native_cancelAutoFocus(); 1278f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // CAMERA_MSG_FOCUS should be removed here because the following 1279f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // scenario can happen: 1280f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - An application uses the same thread for autoFocus, cancelAutoFocus 1281f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // and looper thread. 1282f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application calls autoFocus. 1283f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - HAL sends CAMERA_MSG_FOCUS, which enters the looper message queue. 1284f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // Before event handler's handleMessage() is invoked, the application 1285f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // calls cancelAutoFocus and autoFocus. 1286f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // - The application gets the old CAMERA_MSG_FOCUS and thinks autofocus 1287f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // has been completed. But in fact it is not. 1288f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // 1289f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // As documented in the beginning of the file, apps should not use 1290f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // multiple threads to call autoFocus and cancelAutoFocus at the same 1291f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // time. It is HAL's responsibility not to send a CAMERA_MSG_FOCUS 1292f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li // message after native_cancelAutoFocus is called. 1293f05c1d63d16e790ac78c5854bb12374f45d6118eWu-cheng Li mEventHandler.removeMessages(CAMERA_MSG_FOCUS); 1294244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 1295244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang private native final void native_cancelAutoFocus(); 1296244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 1297244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang /** 12989d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Callback interface used to notify on auto focus start and stop. 12999d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13006574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * <p>This is only supported in continuous autofocus modes -- {@link 13016574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_VIDEO} and {@link 13026574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * Parameters#FOCUS_MODE_CONTINUOUS_PICTURE}. Applications can show 13036574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * autofocus animation based on this.</p> 1304b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1305b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1306b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13079d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 1308b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13099d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public interface AutoFocusMoveCallback 13109d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li { 13119d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13129d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Called when the camera auto focus starts or stops. 13139d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13149d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param start true if focus starts to move, false if focus stops to move 13156574539baecc8610529596554b7bca0f21b334b8Wu-cheng Li * @param camera the Camera service object 13169d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13179d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li void onAutoFocusMoving(boolean start, Camera camera); 13189d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13199d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13209d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 13219d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * Sets camera auto-focus move callback. 13229d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * 13239d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li * @param cb the callback to run 13249d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li */ 13259d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li public void setAutoFocusMoveCallback(AutoFocusMoveCallback cb) { 13269d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li mAutoFocusMoveCallback = cb; 13279d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li enableFocusMoveCallback((mAutoFocusMoveCallback != null) ? 1 : 0); 13289d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li } 13299d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13309d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li private native void enableFocusMoveCallback(int enable); 13319d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li 13329d062cfe94dcd24b1d61fc83e5de565cb67965b1Wu-cheng Li /** 1333bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to signal the moment of actual image capture. 1334bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1335bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1336b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1337b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1338b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1340b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ShutterCallback 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1344bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called as near as possible to the moment when a photo is captured 1345bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * from the sensor. This is a good opportunity to play a shutter sound 1346bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or give other feedback of camera operation. This may be some time 1347bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * after the photo was triggered, but some time before the actual data 1348bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is available. 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onShutter(); 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1354bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface used to supply image data from a photo capture. 1355bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1356bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 1357b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1358b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1359b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1361b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface PictureCallback { 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1364bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when image data is available after a picture is taken. 1365bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * The format of the data depends on the context of the callback 1366bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * and {@link Camera.Parameters} settings. 13679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data a byte array of the picture data 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onPictureTaken(byte[] data, Camera camera); 13729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 13739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1375bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Equivalent to takePicture(shutter, raw, null, jpeg). 13769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1377bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #takePicture(ShutterCallback, PictureCallback, PictureCallback, PictureCallback) 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void takePicture(ShutterCallback shutter, PictureCallback raw, 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PictureCallback jpeg) { 1381e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks takePicture(shutter, raw, null, jpeg); 1382e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 1383e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong private native final void native_takePicture(int msgType); 1384e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1385e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 13869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Triggers an asynchronous image capture. The camera service will initiate 13879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * a series of callbacks to the application as the image capture progresses. 13889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The shutter callback occurs after the image is captured. This can be used 13899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to trigger a sound to let the user know that image has been captured. The 13909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * raw callback occurs when the raw image data is available (NOTE: the data 1391e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * will be null if there is no raw image callback buffer available or the 1392e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * raw image callback buffer is not large enough to hold the raw image). 13939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * The postview callback occurs when a scaled, fully processed postview 13949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * image is available (NOTE: not all hardware supports this). The jpeg 13959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * callback occurs when the compressed image is available. If the 13969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * application does not need a particular callback, a null can be passed 13979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * instead of a callback method. 1398e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * 1399bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>This method is only valid when preview is active (after 1400bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link #startPreview()}). Preview will be stopped after the image is 1401bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * taken; callers must call {@link #startPreview()} again if they want to 140242419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * re-start preview or take more pictures. This should not be called between 140342419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#start()} and 140442419ce28a09eb63e29a8fef87e6f5534f41902fWu-cheng Li * {@link android.media.MediaRecorder#stop()}. 140540057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1406bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * <p>After calling this method, you must not call {@link #startPreview()} 1407bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * or take another picture until the JPEG callback has returned. 140840057ce749c8c4d274db0352a2af4344bda92dbaWu-cheng Li * 1409bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param shutter the callback for image capture moment, or null 1410bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param raw the callback for raw (uncompressed) image data, or null 1411e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param postview callback with postview image data, may be null 1412bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param jpeg the callback for JPEG image data, or null 1413e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1414e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks public final void takePicture(ShutterCallback shutter, PictureCallback raw, 1415e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks PictureCallback postview, PictureCallback jpeg) { 14169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mShutterCallback = shutter; 14179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawImageCallback = raw; 1418e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks mPostviewCallback = postview; 14199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mJpegCallback = jpeg; 1420e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1421e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // If callback is not set, do not send me callbacks. 1422e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong int msgType = 0; 1423e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mShutterCallback != null) { 1424e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_SHUTTER; 1425e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1426e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallback != null) { 1427e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE; 1428e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1429e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mPostviewCallback != null) { 1430e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_POSTVIEW_FRAME; 1431e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1432e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mJpegCallback != null) { 1433e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_COMPRESSED_IMAGE; 1434e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 1435e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1436e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong native_takePicture(msgType); 1437e9c6c9ccfde7a642a4c0554e2d066f3dbbea98ceWu-cheng Li mFaceDetectionRunning = false; 14389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1440e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1441bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Zooms to the requested value smoothly. The driver will notify {@link 14423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} of the zoom value and whether zoom is stopped at 14433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * the time. For example, suppose the current zoom is 0 and startSmoothZoom 1444bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with value 3. The 1445bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.OnZoomChangeListener#onZoomChange(int, boolean, Camera)} 1446bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * method will be called three times with zoom values 1, 2, and 3. 1447bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications can call {@link #stopSmoothZoom} to stop the zoom earlier. 1448bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Applications should not call startSmoothZoom again or change the zoom 1449bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * value before zoom stops. If the supplied zoom value equals to the current 1450bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * zoom value, no zoom callback will be generated. This method is supported 1451bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * if {@link android.hardware.Camera.Parameters#isSmoothZoomSupported} 1452bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * returns true. 145336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 145436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link 145536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * android.hardware.Camera.Parameters#getMaxZoom}. 14560ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws IllegalArgumentException if the zoom value is invalid. 14570ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 1458bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 145936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 146036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void startSmoothZoom(int value); 146136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 146236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 1463bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Stops the smooth zoom. Applications should wait for the {@link 14643f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * OnZoomChangeListener} to know when the zoom is actually stopped. This 14653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * method is supported if {@link 14668cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * android.hardware.Camera.Parameters#isSmoothZoomSupported} is true. 14670ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * 14680ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li * @throws RuntimeException if the method fails. 146936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 147036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public native final void stopSmoothZoom(); 147136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 147236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 14732fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * Set the clockwise rotation of preview display in degrees. This affects 14742fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * the preview frames and the picture displayed after snapshot. This method 14752fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * is useful for portrait mode applications. Note that preview display of 1476b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * front-facing cameras is flipped horizontally before the rotation, that 1477b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * is, the image is reflected along the central vertical axis of the camera 1478b982fb4fd36a3cd24a0bb17c964139fe4c9cbb47Wu-cheng Li * sensor. So the users can see themselves as looking into a mirror. 1479d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 148069ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>This does not affect the order of byte array passed in {@link 14812fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * PreviewCallback#onPreviewFrame}, JPEG pictures, or recorded videos. This 14822fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * method is not allowed to be called during preview. 1483d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * 148469ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>If you want to make the camera image show in the same orientation as 148569ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * the display, you can use the following code. 1486b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * <pre> 1487724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * public static void setCameraDisplayOrientation(Activity activity, 1488724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int cameraId, android.hardware.Camera camera) { 1489724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.CameraInfo info = 1490724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * new android.hardware.Camera.CameraInfo(); 1491724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * android.hardware.Camera.getCameraInfo(cameraId, info); 1492724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int rotation = activity.getWindowManager().getDefaultDisplay() 1493724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * .getRotation(); 1494724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * int degrees = 0; 1495724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * switch (rotation) { 1496724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_0: degrees = 0; break; 1497724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_90: degrees = 90; break; 1498724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_180: degrees = 180; break; 1499724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * case Surface.ROTATION_270: degrees = 270; break; 1500724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1501b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * 15022fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int result; 15032fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) { 15042fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation + degrees) % 360; 15052fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (360 - result) % 360; // compensate the mirror 15062fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing 15072fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * result = (info.orientation - degrees + 360) % 360; 15082fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 1509724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * camera.setDisplayOrientation(result); 1510724c52244423feced2677fbd1f905e0b8b0639f2Chih-Chung Chang * } 1511b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang * </pre> 1512d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1513d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * <p>Starting from API level 14, this method can be called when preview is 1514d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * active. 1515d303362ac21fb9de40f2f2366cbe7ecaa113dc12Wu-cheng Li * 1516d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang * @param degrees the angle that the picture will be rotated clockwise. 1517e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * Valid values are 0, 90, 180, and 270. The starting 1518e7bd22a9d9441916aa9c67d80ee9f02a2d3e10e5Chih-Chung Chang * position is 0 (landscape). 15192fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * @see #setPreviewDisplay(SurfaceHolder) 1520d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang */ 1521d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang public native final void setDisplayOrientation(int degrees); 1522d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 1523d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang /** 1524487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Enable or disable the default shutter sound when taking a picture.</p> 152569fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1526487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>By default, the camera plays the system-defined camera shutter sound 1527487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * when {@link #takePicture} is called. Using this method, the shutter sound 1528487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be disabled. It is strongly recommended that an alternative shutter 1529487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is played in the {@link ShutterCallback} when the system shutter 1530487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound is disabled.</p> 153169fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 1532487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * <p>Note that devices may not always allow disabling the camera shutter 1533487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * sound. If the shutter sound state cannot be set to the desired value, 1534487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * this method will return false. {@link CameraInfo#canDisableShutterSound} 1535487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * can be used to determine whether the device will allow the shutter sound 1536487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * to be disabled.</p> 153769fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * 153869fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @param enabled whether the camera should play the system shutter sound 153969fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * when {@link #takePicture takePicture} is called. 1540487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @return {@code true} if the shutter sound state was successfully 1541487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code false} if the shutter sound state could not be 1542487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * changed. {@code true} is also returned if shutter sound playback 1543487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * is already set to the requested state. 154469fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see #takePicture 1545487acdfb4eca3859fd688a1ff0a32fe6314b68f6Eino-Ville Talvala * @see CameraInfo#canDisableShutterSound 154669fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala * @see ShutterCallback 154769fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala */ 15484f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala public final boolean enableShutterSound(boolean enabled) { 15494f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (!enabled) { 15504f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE); 15514f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala IAudioService audioService = IAudioService.Stub.asInterface(b); 15524f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala try { 15534f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala if (audioService.isCameraSoundForced()) return false; 15544f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } catch (RemoteException e) { 15554f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala Log.e(TAG, "Audio service is unavailable for queries"); 15564f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15574f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15584f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala return _enableShutterSound(enabled); 15594f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala } 15604f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala 15614f8e5ce21df881796d05a1b2117dd8868570a57bEino-Ville Talvala private native final boolean _enableShutterSound(boolean enabled); 156269fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala 156369fe527bea12f262bfb1a5838f40e3433ad3cb78Eino-Ville Talvala /** 1564bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for zoom changes during a smooth zoom operation. 1565bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1566bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setZoomChangeListener(OnZoomChangeListener) 1567bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #startSmoothZoom(int) 1568b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1569b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1570b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 1571e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 1572b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 15733f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public interface OnZoomChangeListener 1574e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 1575e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 1576bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Called when the zoom value has changed during a smooth zoom. 157736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 157836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param zoomValue the current zoom value. In smooth zoom mode, camera 15793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * calls this for every new zoom value. 158036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param stopped whether smooth zoom is stopped. If the value is true, 158136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this is the last zoom update for the application. 1582e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks * @param camera the Camera service object 1583e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 15843f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li void onZoomChange(int zoomValue, boolean stopped, Camera camera); 1585e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks }; 1586e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks 1587e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks /** 15883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Registers a listener to be notified when the zoom value is updated by the 158936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * camera driver during smooth zoom. 15908cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * 15913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param listener the listener to notify 15928cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @see #startSmoothZoom(int) 1593e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks */ 15943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li public final void setZoomChangeListener(OnZoomChangeListener listener) 1595e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks { 15963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li mZoomListener = listener; 1597e8b26e197f7c5e4acbdf8a5cd3f014fbc242c8abDave Sparks } 15989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 15994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Callback interface for face detected in the preview frame. 16014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1602b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1603b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 16044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1605b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 16064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public interface FaceDetectionListener 16074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 16094c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Notify the listener of the detected faces in the preview frame. 16104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 161153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @param faces The detected faces in a list 1612464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @param camera The {@link Camera} service object 16134c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1614f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li void onFaceDetection(Face[] faces, Camera camera); 16154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1618c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Registers a listener to be notified about the faces detected in the 16194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * preview frame. 16204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @param listener the listener to notify 1622c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see #startFaceDetection() 16234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 16244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void setFaceDetectionListener(FaceDetectionListener listener) 16254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { 16264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceListener = listener; 16274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1630c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Starts the face detection. This should be called after preview is started. 16314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * The camera will notify {@link FaceDetectionListener} of the detected 16324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * faces in the preview frame. The detected faces may be the same as the 16334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * previous ones. Applications should call {@link #stopFaceDetection} to 16344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * stop the face detection. This method is supported if {@link 1635c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Parameters#getMaxNumDetectedFaces()} returns a number larger than 0. 16364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the face detection has started, apps should not call this again. 16374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 16388c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>When the face detection is running, {@link Parameters#setWhiteBalance(String)}, 16394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * {@link Parameters#setFocusAreas(List)}, and {@link Parameters#setMeteringAreas(List)} 16408c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * have no effect. The camera uses the detected faces to do auto-white balance, 16418c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * auto exposure, and autofocus. 16428c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16438c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>If the apps call {@link #autoFocus(AutoFocusCallback)}, the camera 16448c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * will stop sending face callbacks. The last face callback indicates the 16458c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * areas used to do autofocus. After focus completes, face detection will 16468c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * resume sending face callbacks. If the apps call {@link 16478c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * #cancelAutoFocus()}, the face callbacks will also resume.</p> 16488c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 16498c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>After calling {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 16508c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Camera.PictureCallback)} or {@link #stopPreview()}, and then resuming 16518c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * preview with {@link #startPreview()}, the apps should call this method 16528c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * again to resume face detection.</p> 16534c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1654c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @throws IllegalArgumentException if the face detection is unsupported. 16554c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @throws RuntimeException if the method fails or the face detection is 16564c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * already running. 16574c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see FaceDetectionListener 16584c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @see #stopFaceDetection() 1659c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * @see Parameters#getMaxNumDetectedFaces() 16604c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1661c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public final void startFaceDetection() { 16624c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (mFaceDetectionRunning) { 16634c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li throw new RuntimeException("Face detection is already running"); 16644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 1665c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li _startFaceDetection(CAMERA_FACE_DETECTION_HW); 16664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = true; 16674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16684c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16694c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1670c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Stops the face detection. 16714c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1672464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 16734c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 16744c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li public final void stopFaceDetection() { 16754c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li _stopFaceDetection(); 16764c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li mFaceDetectionRunning = false; 16774c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 16784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _startFaceDetection(int type); 16804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private native final void _stopFaceDetection(); 16814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 16824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 1683464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * Information about a face identified through camera face detection. 168453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 1685464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * <p>When face detection is used with a camera, the {@link FaceDetectionListener} returns a 1686464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * list of face objects for use in focusing and metering.</p> 16874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1688464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see FaceDetectionListener 1689b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1690b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 16914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1692b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 1693f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li public static class Face { 1694c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li /** 1695c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * Create an empty face. 1696c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li */ 1697bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Face() { 1698bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 1699bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 17004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Bounds of the face. (-1000, -1000) represents the top-left of the 17024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * camera field of view, and (1000, 1000) represents the bottom-right of 1703c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * the field of view. For example, suppose the size of the viewfinder UI 1704c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li * is 800x480. The rect passed from the driver is (-1000, -1000, 0, 0). 17058c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * The corresponding viewfinder rect should be (0, 0, 400, 240). It is 17068c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * guaranteed left < right and top < bottom. The coordinates can be 17078c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * smaller than -1000 or bigger than 1000. But at least one vertex will 17088c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * be within (-1000, -1000) and (1000, 1000). 1709f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * 1710f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * <p>The direction is relative to the sensor orientation, that is, what 1711f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li * the sensor sees. The direction is not affected by the rotation or 17128c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. The face bounding 17138c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * rectangle does not provide any information about face orientation.</p> 17148c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * 17158c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <p>Here is the matrix to convert driver coordinates to View coordinates 17168c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * in pixels.</p> 17178c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * <pre> 17188c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * Matrix matrix = new Matrix(); 17198c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * CameraInfo info = CameraHolder.instance().getCameraInfo()[cameraId]; 17208c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Need mirror for front camera. 17218c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * boolean mirror = (info.facing == CameraInfo.CAMERA_FACING_FRONT); 17228c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.setScale(mirror ? -1 : 1, 1); 17238c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // This is the value for android.hardware.Camera.setDisplayOrientation. 17248c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postRotate(displayOrientation); 17258c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // Camera driver coordinates range from (-1000, -1000) to (1000, 1000). 17268c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * // UI coordinates range from (0, 0) to (width, height). 17278c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postScale(view.getWidth() / 2000f, view.getHeight() / 2000f); 17288c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * matrix.postTranslate(view.getWidth() / 2f, view.getHeight() / 2f); 17298c13670c13a7a965884d92193b039e26c96b95c6Wu-cheng Li * </pre> 17304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1731464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1733bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public Rect rect; 17344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 17354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 17368df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>The confidence level for the detection of the face. The range is 1 to 17378df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 100. 100 is the highest confidence.</p> 17388df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * 17398df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * <p>Depending on the device, even very low-confidence faces may be 17408df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * listed, so applications should filter out faces with low confidence, 17418df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * depending on the use case. For a typical point-and-shoot camera 17428df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * application that wishes to display rectangles around detected faces, 17438df3b2b3989df44953153603681e03140fd853d6Eino-Ville Talvala * filtering out faces with confidence less than 50 is recommended.</p> 17444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 1745464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 17464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 1747bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li public int score; 1748d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1749d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1750d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * An unique id per face while the face is visible to the tracker. If 1751d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the face leaves the field-of-view and comes back, it will get a new 1752d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * id. This is an optional field, may not be supported on all devices. 1753d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * If not supported, id will always be set to -1. The optional fields 1754d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are supported as a set. Either they are all valid, or none of them 1755d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * are. 1756d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1757d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public int id = -1; 1758d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1759d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1760d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the left eye. The coordinates are in 1761d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1762d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1763d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1764d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1765d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1766d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point leftEye = null; 1767d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1768d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1769d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the right eye. The coordinates are 1770d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * in the same space as the ones for {@link #rect}.This is an optional 1771d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1772d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1773d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1774d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1775d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point rightEye = null; 1776d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua 1777d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua /** 1778d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * The coordinates of the center of the mouth. The coordinates are in 1779d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * the same space as the ones for {@link #rect}. This is an optional 1780d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * field, may not be supported on all devices. If not supported, the 1781d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * value will always be set to null. The optional fields are supported 1782d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua * as a set. Either they are all valid, or none of them are. 1783d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua */ 1784d52b308916d5f207791788e00bc48baecb90d8b8Wei Hua public Point mouth = null; 17854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 17864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 1787bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor // Error codes match the enum in include/ui/Camera.h 1788bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1789bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1790bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Unspecified camera error. 1791bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1792bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 17939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_UNKNOWN = 1; 1794bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor 1795bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor /** 1796bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Media server died. In this case, the application must release the 1797bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera object and instantiate a new one. 1798bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see Camera.ErrorCallback 1799bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor */ 18009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA_ERROR_SERVER_DIED = 100; 18019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1803bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Callback interface for camera error notification. 1804bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1805bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setErrorCallback(ErrorCallback) 1806b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1807b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1808b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 18099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1810b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 18119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface ErrorCallback 18129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for camera errors. 18159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param error error code: 18169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 18179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_UNKNOWN} 18189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #CAMERA_ERROR_SERVER_DIED} 18199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 18209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param camera the Camera service object 18219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(int error, Camera camera); 18239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 18249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a callback to be invoked when an error occurs. 1827bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @param cb The callback to run 18289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setErrorCallback(ErrorCallback cb) 18309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 18319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mErrorCallback = cb; 18329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 18349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setParameters(String params); 18359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final String native_getParameters(); 18369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1838bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Changes the settings for this Camera service. 18399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 18409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params the Parameters to use for this Camera service 184199a3f3e4e06b4370101ca97cc11dbe81d772fefaWu-cheng Li * @throws RuntimeException if any parameter is invalid or not supported. 1842bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #getParameters() 18439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setParameters(Parameters params) { 18457005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala // If using preview allocations, don't allow preview size changes 18467005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (mUsingPreviewAllocation) { 18477005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size newPreviewSize = params.getPreviewSize(); 18487005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala Size currentPreviewSize = getParameters().getPreviewSize(); 18497005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala if (newPreviewSize.width != currentPreviewSize.width || 18507005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala newPreviewSize.height != currentPreviewSize.height) { 18517005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala throw new IllegalStateException("Cannot change preview size" + 18527005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala " while a preview allocation is configured."); 18537005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18547005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala } 18557005b67c127d229017840925d2bc1bd84c43aaf5Eino-Ville Talvala 18569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setParameters(params.flatten()); 18579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1860bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Returns the current settings for this Camera service. 1861bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * If modifications are made to the returned Parameters, they must be passed 1862bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * to {@link #setParameters(Camera.Parameters)} to take effect. 1863bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * 1864bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * @see #setParameters(Camera.Parameters) 18659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Parameters getParameters() { 18679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parameters p = new Parameters(); 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = native_getParameters(); 18699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.unflatten(s); 18709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return p; 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18741c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * Returns an empty {@link Parameters} for testing purpose. 18751c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 1876f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa * @return a Parameter object. 18771c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * 18781c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li * @hide 18791c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li */ 18801c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li public static Parameters getEmptyParameters() { 18811c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li Camera camera = new Camera(); 18821c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li return camera.new Parameters(); 18831c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li } 18841c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li 18851c04a33c040dfb610952d62da9c93a53c291b2d7Wu-cheng Li /** 1886df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Returns a copied {@link Parameters}; for shim use only. 1887df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1888df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @param parameters a non-{@code null} parameters 1889df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @return a Parameter object, with all the parameters copied from {@code parameters}. 1890df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 1891df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @throws NullPointerException if {@code parameters} was {@code null} 1892df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 1893df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 1894df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public static Parameters getParametersCopy(Camera.Parameters parameters) { 1895df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (parameters == null) { 1896df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("parameters must not be null"); 1897df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1898df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1899df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Camera camera = parameters.getOuter(); 1900df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin Parameters p = camera.new Parameters(); 1901df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin p.copyFrom(parameters); 1902df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1903df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return p; 1904df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 1905df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 1906df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 1907bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Image size (width and height dimensions). 1908b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1909b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 19109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1911b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 19129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Size { 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the dimensions for pictures. 19159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 19169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param w the photo width (pixels) 19179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param h the photo height (pixels) 19189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size(int w, int h) { 19209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project width = w; 19219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project height = h; 19229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19234c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 19244c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Compares {@code obj} to this size. 19254c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 19264c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @param obj the object to compare this size with. 19274c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * @return {@code true} if the width and height of {@code obj} is the 19284c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * same as those of this size. {@code false} otherwise. 19294c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 19304c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19314c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public boolean equals(Object obj) { 19324c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li if (!(obj instanceof Size)) { 19334c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return false; 19344c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19354c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li Size s = (Size) obj; 19364c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width == s.width && height == s.height; 19374c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19384c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li @Override 19394c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public int hashCode() { 19404c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return width * 32713 + height; 19414c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 19429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** width of the picture */ 19439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int width; 19449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** height of the picture */ 19459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int height; 19469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 19479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 194932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The Area class is used for choosing specific metering and focus areas for 195032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the camera to use when calculating auto-exposure, auto-white balance, and 195132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * auto-focus.</p> 195232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 195332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>To find out how many simultaneous areas a given camera supports, use 195432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumMeteringAreas()} and 195532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@link Parameters#getMaxNumFocusAreas()}. If metering or focusing area 195632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * selection is unsupported, these methods will return 0.</p> 195732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 195832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each Area consists of a rectangle specifying its bounds, and a weight 195932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * that determines its importance. The bounds are relative to the camera's 196032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * current field of view. The coordinates are mapped so that (-1000, -1000) 196132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is always the top-left corner of the current field of view, and (1000, 196232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 1000) is always the bottom-right corner of the current field of 196332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * view. Setting Areas with bounds outside that range is not allowed. Areas 196432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * with zero or negative width or height are not allowed.</p> 196532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * 196632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 196732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * every pixel in the area. This means that a large metering area with 196832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the same weight as a smaller area will have more effect in the 196932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering result. Metering areas can overlap and the driver 197032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 1971bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 1972bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setFocusAreas(List) 1973bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 1974bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumFocusAreas() 1975bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#setMeteringAreas(List) 1976bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 1977bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMaxNumMeteringAreas() 1978b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 1979b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 1980b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 198130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 1982b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 198330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public static class Area { 198430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 198530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Create an area with specified rectangle and weight. 198630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 198732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param rect the bounds of the area. 198832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * @param weight the weight of the area. 198930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 199030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Area(Rect rect, int weight) { 199130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.rect = rect; 199230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li this.weight = weight; 199330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 199430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 199530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Compares {@code obj} to this area. 199630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 199730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @param obj the object to compare this area with. 199830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return {@code true} if the rectangle and weight of {@code obj} is 199930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * the same as those of this area. {@code false} otherwise. 200030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 200130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li @Override 200230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public boolean equals(Object obj) { 200330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!(obj instanceof Area)) { 200430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return false; 200530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 200630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Area a = (Area) obj; 200730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (rect == null) { 200830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (a.rect != null) return false; 200930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } else { 201030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (!rect.equals(a.rect)) return false; 201130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 201230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return weight == a.weight; 201330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 201430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2015bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 201632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Bounds of the area. (-1000, -1000) represents the top-left of the 201732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * camera field of view, and (1000, 1000) represents the bottom-right of 201832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the field of view. Setting bounds outside that range is not 201932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. Bounds with zero or negative width or height are not 202032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * allowed. 2021bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2022bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2023bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2024bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 202530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public Rect rect; 202630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 2027bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li /** 202832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * Weight of the area. The weight must range from 1 to 1000, and 202932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * represents a weight for every pixel in the area. This means that a 203032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * large metering area with the same weight as a smaller area will have 203132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * more effect in the metering result. Metering areas can overlap and 203232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * the driver will add the weights in the overlap region. 2033bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * 2034bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getFocusAreas() 2035bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * @see Parameters#getMeteringAreas() 2036bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li */ 203730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int weight; 2038bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li } 203930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 204030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 2041bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * Camera service settings. 20429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>To make camera parameters take effect, applications have to call 2044bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera#setParameters(Camera.Parameters)}. For example, after 2045bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#setWhiteBalance} is called, white balance is not 2046bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * actually changed until {@link Camera#setParameters(Camera.Parameters)} 2047bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * is called with the changed parameters object. 20489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 20499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * <p>Different devices may have different camera capabilities, such as 20509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * picture size or flash modes. The application should query the camera 20519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * capabilities before setting parameters. For example, the application 2052bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * should call {@link Camera.Parameters#getSupportedColorEffects()} before 2053bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * calling {@link Camera.Parameters#setColorEffect(String)}. If the 2054bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * camera does not support color effects, 2055bfcbeffc54e93b1c2e2d95fdc301786df4376d6fDan Egnor * {@link Camera.Parameters#getSupportedColorEffects()} will return null. 2056b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * 2057b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * @deprecated We recommend using the new {@link android.hardware.camera2} API for new 2058b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala * applications. 20599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2060b942b05093d2b1cee59ac73196a4b99962f10addEino-Ville Talvala @Deprecated 20619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class Parameters { 20629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter keys to communicate with the camera driver. 20639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_SIZE = "preview-size"; 20649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FORMAT = "preview-format"; 20659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PREVIEW_FRAME_RATE = "preview-frame-rate"; 2066454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private static final String KEY_PREVIEW_FPS_RANGE = "preview-fps-range"; 20679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_SIZE = "picture-size"; 20689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_PICTURE_FORMAT = "picture-format"; 20694c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_SIZE = "jpeg-thumbnail-size"; 20709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_WIDTH = "jpeg-thumbnail-width"; 20719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_HEIGHT = "jpeg-thumbnail-height"; 20729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_THUMBNAIL_QUALITY = "jpeg-thumbnail-quality"; 20739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_JPEG_QUALITY = "jpeg-quality"; 20749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ROTATION = "rotation"; 20759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LATITUDE = "gps-latitude"; 20769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_LONGITUDE = "gps-longitude"; 20779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_ALTITUDE = "gps-altitude"; 20789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_GPS_TIMESTAMP = "gps-timestamp"; 2079055c986ab841f8f758398841730f1e90313b132aRay Chen private static final String KEY_GPS_PROCESSING_METHOD = "gps-processing-method"; 20809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_WHITE_BALANCE = "whitebalance"; 20819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_EFFECT = "effect"; 20829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_ANTIBANDING = "antibanding"; 20839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_SCENE_MODE = "scene-mode"; 20849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String KEY_FLASH_MODE = "flash-mode"; 208536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li private static final String KEY_FOCUS_MODE = "focus-mode"; 208630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_FOCUS_AREAS = "focus-areas"; 208730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private static final String KEY_MAX_NUM_FOCUS_AREAS = "max-num-focus-areas"; 20886c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_FOCAL_LENGTH = "focal-length"; 20896c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_HORIZONTAL_VIEW_ANGLE = "horizontal-view-angle"; 20906c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li private static final String KEY_VERTICAL_VIEW_ANGLE = "vertical-view-angle"; 2091ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION = "exposure-compensation"; 209224b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MAX_EXPOSURE_COMPENSATION = "max-exposure-compensation"; 209324b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation"; 209424b326a8978bf78e3e560723dde221792784325bWu-cheng Li private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step"; 20953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock"; 20963773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported"; 2097d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock"; 2098d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported"; 2099e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_METERING_AREAS = "metering-areas"; 2100e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas"; 21018cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM = "zoom"; 21028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_MAX_ZOOM = "max-zoom"; 21038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_RATIOS = "zoom-ratios"; 21048cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_ZOOM_SUPPORTED = "zoom-supported"; 21058cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String KEY_SMOOTH_ZOOM_SUPPORTED = "smooth-zoom-supported"; 2106e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li private static final String KEY_FOCUS_DISTANCES = "focus-distances"; 2107dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_VIDEO_SIZE = "video-size"; 2108dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong private static final String KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO = 2109dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong "preferred-preview-size-for-video"; 21104c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_HW = "max-num-detected-faces-hw"; 21114c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li private static final String KEY_MAX_NUM_DETECTED_FACES_SW = "max-num-detected-faces-sw"; 211225d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li private static final String KEY_RECORDING_HINT = "recording-hint"; 211398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported"; 2114037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION = "video-stabilization"; 2115037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported"; 2116e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 21179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parameter key suffix for supported values. 21189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String SUPPORTED_VALUES_SUFFIX = "-values"; 21199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li private static final String TRUE = "true"; 21213773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala private static final String FALSE = "false"; 21228cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li 21239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for white balance settings. 21249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_AUTO = "auto"; 21259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_INCANDESCENT = "incandescent"; 21269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_FLUORESCENT = "fluorescent"; 21279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_WARM_FLUORESCENT = "warm-fluorescent"; 21289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_DAYLIGHT = "daylight"; 21299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_CLOUDY_DAYLIGHT = "cloudy-daylight"; 21309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_TWILIGHT = "twilight"; 21319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String WHITE_BALANCE_SHADE = "shade"; 21329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for color effect settings. 21349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NONE = "none"; 21359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_MONO = "mono"; 21369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_NEGATIVE = "negative"; 21379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SOLARIZE = "solarize"; 21389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_SEPIA = "sepia"; 21399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_POSTERIZE = "posterize"; 21409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_WHITEBOARD = "whiteboard"; 21419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_BLACKBOARD = "blackboard"; 21429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String EFFECT_AQUA = "aqua"; 21439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for antibanding settings. 21459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_AUTO = "auto"; 21469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_50HZ = "50hz"; 21479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_60HZ = "60hz"; 21489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String ANTIBANDING_OFF = "off"; 21499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 21509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Values for flash mode settings. 21519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will not be fired. 21539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_OFF = "off"; 215536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2157068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will be fired automatically when required. The flash may be fired 2158068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * during preview, auto-focus, or snapshot depending on the driver. 21599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_AUTO = "auto"; 216136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2163068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Flash will always be fired during snapshot. The flash may also be 2164068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * fired during preview or auto-focus depending on the driver. 21659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_ON = "on"; 216736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 21689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 21699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Flash will be fired in red-eye reduction mode. 21709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 21719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String FLASH_MODE_RED_EYE = "red-eye"; 217236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 217336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2174068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * Constant emission of light during preview, auto-focus and snapshot. 2175068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li * This can also be used for video recording. 217636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 2177068ef42c3ffe1eccec10f97f08541304f679fe67Wu-cheng Li public static final String FLASH_MODE_TORCH = "torch"; 21789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 217900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 218000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Scene mode is off. 218100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 21829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_AUTO = "auto"; 218300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 218400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 218500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 218600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_SPORTS}. 218700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 21889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_ACTION = "action"; 218900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 219000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 219100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures. 219200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 21939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PORTRAIT = "portrait"; 219400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 219500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 219600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on distant objects. 219700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 21989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_LANDSCAPE = "landscape"; 219900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 220000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 220100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos at night. 220200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT = "night"; 220400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 220500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 220600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take people pictures at night. 220700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_NIGHT_PORTRAIT = "night-portrait"; 220900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 221000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 221100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos in a theater. Flash light is off. 221200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_THEATRE = "theatre"; 221400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 221500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 221600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the beach. 221700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_BEACH = "beach"; 221900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 222000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take pictures on the snow. 222200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SNOW = "snow"; 222400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 222500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 222600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take sunset photos. 222700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SUNSET = "sunset"; 222900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Avoid blurry pictures (for example, due to hand shake). 223200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_STEADYPHOTO = "steadyphoto"; 223400e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 223500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 223600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * For shooting firework displays. 223700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_FIREWORKS = "fireworks"; 223900e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take photos of fast moving objects. Same as {@link 224200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * #SCENE_MODE_ACTION}. 224300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_SPORTS = "sports"; 224500e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 224600e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 224700e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Take indoor low-light shot. 224800e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_PARTY = "party"; 225000e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li 225100e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li /** 225200e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li * Capture the naturally warm color of scenes lit by candles. 225300e21f8eb57a7ae2c19516aa0290ab4fb5f251c2Wu-cheng Li */ 22549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public static final String SCENE_MODE_CANDLELIGHT = "candlelight"; 22559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 2256c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2257c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Applications are looking for a barcode. Camera driver will be 2258c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * optimized for barcode reading. 2259c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2260c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String SCENE_MODE_BARCODE = "barcode"; 2261c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 226236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 2263da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * Capture a scene using high dynamic range imaging techniques. The 2264da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * camera will return an image that has an extended dynamic range 2265da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * compared to a regular capture. Capturing such an image may take 2266da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * longer than a regular capture. 2267da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala */ 2268da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala public static final String SCENE_MODE_HDR = "hdr"; 2269da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala 2270da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala /** 2271f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Auto-focus mode. Applications should call {@link 2272f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus in this mode. 227336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 227436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_AUTO = "auto"; 227536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 227636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 227736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is set at infinity. Applications should not call 227836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} in this mode. 227936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 228036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_INFINITY = "infinity"; 2281f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li 2282f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li /** 2283f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * Macro (close-up) focus mode. Applications should call 2284f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * {@link #autoFocus(AutoFocusCallback)} to start the focus in this 2285f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * mode. 2286f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li */ 228736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_MACRO = "macro"; 228836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 228936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 229036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Focus is fixed. The camera is always in this mode if the focus is not 229136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * adjustable. If the camera has auto-focus, this mode can fix the 229236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * focus, which is usually at hyperfocal distance. Applications should 229336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * not call {@link #autoFocus(AutoFocusCallback)} in this mode. 229436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 229536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public static final String FOCUS_MODE_FIXED = "fixed"; 229636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 2297c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li /** 2298c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Extended depth of field (EDOF). Focusing is done digitally and 2299c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * continuously. Applications should not call {@link 2300c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. 2301c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li */ 2302c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li public static final String FOCUS_MODE_EDOF = "edof"; 2303c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li 2304699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li /** 2305d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * Continuous auto focus mode intended for video recording. The camera 2306b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. This is the best choice for video 2307b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * recording because the focus changes smoothly . Applications still can 2308b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * call {@link #takePicture(Camera.ShutterCallback, 2309b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)} in this mode but the 2310b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * subject may not be in focus. Auto focus starts when the parameter is 231153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * set. 231253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 231353b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * <p>Since API level 14, applications can call {@link 231453b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * #autoFocus(AutoFocusCallback)} in this mode. The focus callback will 231553b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * immediately return with a boolean that indicates whether the focus is 231653b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * sharp or not. The focus position is locked after autoFocus call. If 231753b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * applications want to resume the continuous focus, cancelAutoFocus 231853b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * must be called. Restarting the preview will not resume the continuous 231953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * autofocus. To stop continuous focus, applications should change the 232053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * focus mode to other modes. 232153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 232253b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_PICTURE 2323d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li */ 2324d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_VIDEO = "continuous-video"; 2325699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li 2326b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li /** 2327b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * Continuous auto focus mode intended for taking pictures. The camera 2328b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * continuously tries to focus. The speed of focus change is more 2329b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * aggressive than {@link #FOCUS_MODE_CONTINUOUS_VIDEO}. Auto focus 233053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * starts when the parameter is set. 233153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * 23320f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * <p>Applications can call {@link #autoFocus(AutoFocusCallback)} in 23330f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * this mode. If the autofocus is in the middle of scanning, the focus 23340f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * callback will return when it completes. If the autofocus is not 23350f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * scanning, the focus callback will immediately return with a boolean 23360f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * that indicates whether the focus is sharp or not. The apps can then 23370f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * decide if they want to take a picture immediately or to change the 23380f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * focus mode to auto, and run a full autofocus cycle. The focus 23390f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * position is locked after autoFocus call. If applications want to 23400f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * resume the continuous focus, cancelAutoFocus must be called. 23410f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * Restarting the preview will not resume the continuous autofocus. To 23420f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * stop continuous focus, applications should change the focus mode to 23430f4f97b70f6ad59b32e78720ba7357733bdef3e9Wu-cheng Li * other modes. 2344b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * 2345b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 2346b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li */ 2347b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li public static final String FOCUS_MODE_CONTINUOUS_PICTURE = "continuous-picture"; 2348b9ac75d3dfc53ab4a0a104da147f1dfd7bc8c12fWu-cheng Li 2349e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Indices for focus distance array. 2350e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2351e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of near focus distance for use with 2352e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2353e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2354e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_NEAR_INDEX = 0; 2355e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2356e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2357e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of optimal focus distance for use with 2358e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2359e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2360e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_OPTIMAL_INDEX = 1; 2361e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2362e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 2363e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * The array index of far focus distance for use with 2364e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * {@link #getFocusDistances(float[])}. 2365e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 2366e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public static final int FOCUS_DISTANCE_FAR_INDEX = 2; 2367e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 2368ca099614841bc619f217dfa088da630a7eb1ab65Wu-cheng Li /** 2369454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of minimum preview fps for use with {@link 2370454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2371454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2372454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2373454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MIN_INDEX = 0; 2374454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2375454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2376454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * The array index of maximum preview fps for use with {@link 2377454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getPreviewFpsRange(int[])} or {@link 2378454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange()}. 2379454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2380454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public static final int PREVIEW_FPS_MAX_INDEX = 1; 2381454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 23829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Formats for setPreviewFormat and setPictureFormat. 23839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV422SP = "yuv422sp"; 23849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_YUV420SP = "yuv420sp"; 2385eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang private static final String PIXEL_FORMAT_YUV422I = "yuv422i-yuyv"; 238610a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li private static final String PIXEL_FORMAT_YUV420P = "yuv420p"; 23879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_RGB565 = "rgb565"; 23889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private static final String PIXEL_FORMAT_JPEG = "jpeg"; 238970fb9085044c5e6f52c33c970d238b764cf2373bWu-cheng Li private static final String PIXEL_FORMAT_BAYER_RGGB = "bayer-rggb"; 23909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 23917d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /** 23927d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Order matters: Keys that are {@link #set(String, String) set} later 23937d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * will take precedence over keys that are set earlier (if the two keys 23947d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflict with each other). 23957d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 23967d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * <p>One example is {@link #setPreviewFpsRange(int, int)} , since it 23977d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * conflicts with {@link #setPreviewFrameRate(int)} whichever key is set later 23987d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * is the one that will take precedence. 23997d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * </p> 24007d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 24017d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private final LinkedHashMap<String, String> mMap; 24029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Parameters() { 24047d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap = new LinkedHashMap<String, String>(/*initialCapacity*/64); 24059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2408df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * Overwrite existing parameters with a copy of the ones from {@code other}. 2409df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2410df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * <b>For use by the legacy shim only.</b> 2411df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * 2412df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin * @hide 2413df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin */ 2414df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin public void copyFrom(Parameters other) { 2415df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin if (other == null) { 2416df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin throw new NullPointerException("other must not be null"); 2417df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2418df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2419df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin mMap.putAll(other.mMap); 2420df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2421df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2422df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin private Camera getOuter() { 2423df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin return Camera.this; 2424df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin } 2425df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin 2426d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2427d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk /** 2428d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * Value equality check. 2429d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * 2430d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk * @hide 2431d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk */ 2432d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk public boolean same(Parameters other) { 2433d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk if (this == other) { 2434d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return true; 2435d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2436d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk return other != null && Parameters.this.mMap.equals(other.mMap); 2437d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk } 2438d1f113d0f0ce5099f8efba40a88398f7945bb5e0Ruben Brunk 2439df6242e374b81e802a38cb891477f05d3e4b3cbcIgor Murashkin /** 24409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Writes the current Parameters to the log. 24419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 24429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @deprecated 24439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2444a1d662716b3da384dfe3a758f079e0cbd089784aIgor Murashkin @Deprecated 24459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { 24469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: size=" + mMap.size()); 24479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 24489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "dump: " + k + "=" + mMap.get(k)); 24499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a single string with all the parameters set in 24549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 24559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #unflatten(String)} method does the reverse.</p> 24569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a String with all values from this Parameters object, in 24589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * semi-colon delimited key-value pairs 24599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String flatten() { 24610a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen StringBuilder flattened = new StringBuilder(128); 24629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (String k : mMap.keySet()) { 24639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(k); 24649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append("="); 24659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(mMap.get(k)); 24669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.append(";"); 24679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // chop off the extra semicolon at the end 24699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flattened.deleteCharAt(flattened.length()-1); 24709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flattened.toString(); 24719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Takes a flattened string of parameters and adds each one to 24759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this Parameters object. 24769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link #flatten()} method does the reverse.</p> 24779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 24789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param flattened a String of parameters (key-value paired) that 24799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are semi-colon delimited 24809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unflatten(String flattened) { 24829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.clear(); 24839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24840a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(';'); 24850a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(flattened); 24860a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String kv : splitter) { 24879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = kv.indexOf('='); 24889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos == -1) { 24899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 24909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String k = kv.substring(0, pos); 24929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = kv.substring(pos + 1); 24939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.put(k, v); 24949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 24979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void remove(String key) { 24989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMap.remove(key); 24999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a String parameter. 25039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the String value of the parameter 25069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, String value) { 2508cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (key.indexOf('=') != -1 || key.indexOf(';') != -1 || key.indexOf(0) != -1) { 2509cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Key \"" + key + "\" contains invalid character (= or ; or \\0)"); 25109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2512cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala if (value.indexOf('=') != -1 || value.indexOf(';') != -1 || value.indexOf(0) != -1) { 2513cb56923ba6350cf7441260886f6e8a1c6785886dEino-Ville Talvala Log.e(TAG, "Value \"" + value + "\" contains invalid character (= or ; or \\0)"); 25149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 25159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25177d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, value); 25189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets an integer parameter. 25229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param value the int value of the parameter 25259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void set(String key, int value) { 25277d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin put(key, Integer.toString(value)); 25287d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin } 25297d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin 25307d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin private void put(String key, String value) { 25317d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin /* 25327d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * Remove the key if it already exists. 25337d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * 25347d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * This way setting a new value for an already existing key will always move 25357d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin * that key to be ordered the latest in the map. 25367d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin */ 25377d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.remove(key); 25387d9a8ffd08fa950eb14f8224f6090fe46ab4aa9fIgor Murashkin mMap.put(key, value); 25399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2541e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li private void set(String key, List<Area> areas) { 2542f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (areas == null) { 2543f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, "(0,0,0,0,0)"); 2544f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } else { 2545f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li StringBuilder buffer = new StringBuilder(); 2546f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li for (int i = 0; i < areas.size(); i++) { 2547f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Area area = areas.get(i); 2548f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 2549f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append('('); 2550f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.left); 2551f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2552f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.top); 2553f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2554f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.right); 2555f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2556f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(rect.bottom); 2557f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(','); 2558f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(area.weight); 2559f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li buffer.append(')'); 2560f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (i != areas.size() - 1) buffer.append(','); 2561f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 2562f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li set(key, buffer.toString()); 2563e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2564e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 2565e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 25669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of a String parameter. 25689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the String value of the parameter 25719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String get(String key) { 25739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMap.get(key); 25749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the value of an integer parameter. 25789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 25799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param key the key name for the parameter 25809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the int value of the parameter 25819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getInt(String key) { 25839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return Integer.parseInt(mMap.get(key)); 25849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 258726274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * Sets the dimensions for preview pictures. If the preview has already 258826274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * started, applications should stop the preview first before changing 258926274fae33b7b056cf5fe9fd6e823cae9e4ddae2Wu-cheng Li * preview size. 25909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2591c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * The sides of width and height are based on camera orientation. That 2592c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * is, the preview size is the size before it is rotated by display 2593c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation. So applications need to consider the display orientation 2594c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * while setting preview size. For example, suppose the camera supports 2595c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * both 480x320 and 320x480 preview sizes. The application wants a 3:2 2596c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * preview ratio. If the display orientation is set to 0 or 180, preview 2597c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * size should be set to 480x320. If the display orientation is set to 2598c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 90 or 270, preview size should be set to 320x480. The display 2599c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * orientation should also be considered while setting picture size and 2600c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * thumbnail size. 2601c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 26029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the pictures, in pixels 26039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the pictures, in pixels 2604c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setDisplayOrientation(int) 2605c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #getCameraInfo(int, CameraInfo) 2606c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPictureSize(int, int) 2607c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setJpegThumbnailSize(int, int) 26089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewSize(int width, int height) { 26109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 26119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_SIZE, v); 26129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimensions setting for preview pictures. 26169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 2617dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a Size object with the width and height setting 26189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for the preview picture 26199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPreviewSize() { 26219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PREVIEW_SIZE); 26229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 26239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview sizes. 26279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 26283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 26299c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li * with at least one element. 26309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPreviewSizes() { 26329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_SIZE + SUPPORTED_VALUES_SUFFIX); 26339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 26349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 263732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the supported video frame sizes that can be used by 263832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * MediaRecorder.</p> 2639dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 264032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>If the returned list is not null, the returned list will contain at 2641dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * least one Size and one of the sizes in the returned list must be 2642dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * passed to MediaRecorder.setVideoSize() for camcorder application if 2643dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * camera is used as the video source. In this case, the size of the 2644dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview can be different from the resolution of the recorded video 264532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * during video recording.</p> 2646dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2647dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return a list of Size object if camera has separate preview and 2648dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video output; otherwise, null is returned. 2649dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getPreferredPreviewSizeForVideo() 2650dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2651dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public List<Size> getSupportedVideoSizes() { 2652dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String str = get(KEY_VIDEO_SIZE + SUPPORTED_VALUES_SUFFIX); 2653dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return splitSize(str); 2654dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2655dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2656dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 2657dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * Returns the preferred or recommended preview size (width and height) 2658dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * in pixels for video recording. Camcorder applications should 2659dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * set the preview size to a value that is not larger than the 2660dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preferred preview size. In other words, the product of the width 2661dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * and height of the preview size should not be larger than that of 2662dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * the preferred preview size. In addition, we recommend to choose a 2663dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * preview size that has the same aspect ratio as the resolution of 2664dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video to be recorded. 2665dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * 2666dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @return the preferred preview size (width and height) in pixels for 2667dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * video recording if getSupportedVideoSizes() does not return 2668dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * null; otherwise, null is returned. 2669dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong * @see #getSupportedVideoSizes() 2670dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong */ 2671dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong public Size getPreferredPreviewSizeForVideo() { 2672dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong String pair = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO); 2673dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong return strToSize(pair); 2674dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong } 2675dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong 2676dd0b16c26834d9a58b9865a467c7a26ea14482f3James Dong /** 267732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for EXIF thumbnail in Jpeg picture. If 26784c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * applications set both width and height to 0, EXIF will not contain 267932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * thumbnail.</p> 26809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 268132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 268232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2683c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 26849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the thumbnail, in pixels 26859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the thumbnail, in pixels 2686c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 26879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 26889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailSize(int width, int height) { 26899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_WIDTH, width); 26909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_HEIGHT, height); 26919b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 26929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 26939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 26949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the dimensions for EXIF thumbnail in Jpeg picture. 26959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting for the EXIF 26979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * thumbnails 26989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public Size getJpegThumbnailSize() { 27009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(getInt(KEY_JPEG_THUMBNAIL_WIDTH), 27019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li getInt(KEY_JPEG_THUMBNAIL_HEIGHT)); 27029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27054c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * Gets the supported jpeg thumbnail sizes. 27064c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * 27073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of Size object. This method will always return a list 27084c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * with at least two elements. Size 0,0 (no thumbnail) is always 27094c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li * supported. 27104c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li */ 27114c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li public List<Size> getSupportedJpegThumbnailSizes() { 27124c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li String str = get(KEY_JPEG_THUMBNAIL_SIZE + SUPPORTED_VALUES_SUFFIX); 27134c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li return splitSize(str); 27144c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li } 27154c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li 27164c4300c71229638183d814ab8374e09f722910f5Wu-cheng Li /** 27179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the quality of the EXIF thumbnail in Jpeg picture. 27189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of the EXIF thumbnail. The range is 1 27209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegThumbnailQuality(int quality) { 27239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_THUMBNAIL_QUALITY, quality); 27249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the EXIF thumbnail in Jpeg picture. 27289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG quality setting of the EXIF thumbnail. 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegThumbnailQuality() { 27329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_THUMBNAIL_QUALITY); 27339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets Jpeg quality of captured picture. 27379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param quality the JPEG quality of captured picture. The range is 1 27399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * to 100, with 100 being the best. 27409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setJpegQuality(int quality) { 27429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_JPEG_QUALITY, quality); 27439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Returns the quality setting for the JPEG picture. 27479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return the JPEG picture quality setting. 27499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public int getJpegQuality() { 27519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_JPEG_QUALITY); 27529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2755a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Sets the rate at which preview frames are received. This is the 2756a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * target frame rate. The actual frame rate depends on the driver. 27579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fps the frame rate (frames per second) 27595f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #setPreviewFpsRange(int,int)} 27609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27615f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 27629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFrameRate(int fps) { 27639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FRAME_RATE, fps); 27649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2767a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * Returns the setting for the rate at which preview frames are 2768a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * received. This is the target frame rate. The actual frame rate 2769a18e90176a8e2442837d0503fbfd4adb9df0818fWu-cheng Li * depends on the driver. 27709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the frame rate setting (frames per second) 27725f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getPreviewFpsRange(int[])} 27739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27745f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 27759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFrameRate() { 27769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return getInt(KEY_PREVIEW_FRAME_RATE); 27779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 27789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 27799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 27809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported preview frame rates. 27819b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 27823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview frame rates. null if preview 27833f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * frame rate setting is not supported. 27845f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li * @deprecated replaced by {@link #getSupportedPreviewFpsRange()} 27859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 27865f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li @Deprecated 27879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFrameRates() { 27889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FRAME_RATE + SUPPORTED_VALUES_SUFFIX); 27899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitInt(str); 27909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27934a68e3c26dd2512c319071dc20074baa6e7d171fHai Guo * Sets the minimum and maximum preview fps. This controls the rate of 27941620d118a49dc6df7b0e83d7343f8a8bb6e23b12Wu-cheng Li * preview frames received in {@link PreviewCallback}. The minimum and 2795454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum preview fps must be one of the elements from {@link 2796454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * #getSupportedPreviewFpsRange}. 2797454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2798454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param min the minimum preview fps (scaled by 1000). 2799454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @param max the maximum preview fps (scaled by 1000). 2800454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @throws RuntimeException if fps range is invalid. 2801454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #setPreviewCallbackWithBuffer(Camera.PreviewCallback) 2802454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2803454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2804454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void setPreviewFpsRange(int min, int max) { 2805454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li set(KEY_PREVIEW_FPS_RANGE, "" + min + "," + max); 2806454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2807454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2808454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2809454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Returns the current minimum and maximum preview fps. The values are 2810454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * one of the elements returned by {@link #getSupportedPreviewFpsRange}. 2811454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2812454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return range the minimum and maximum preview fps (scaled by 1000). 2813454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2814454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2815454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #getSupportedPreviewFpsRange() 2816454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2817454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public void getPreviewFpsRange(int[] range) { 2818454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (range == null || range.length != 2) { 2819454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li throw new IllegalArgumentException( 28205f1e69c76ef5886ed65e303490c5f660da4756efWu-cheng Li "range must be an array with two elements."); 2821454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2822454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(get(KEY_PREVIEW_FPS_RANGE), range); 2823454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2824454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2825454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 2826454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * Gets the supported preview fps (frame-per-second) ranges. Each range 2827454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * contains a minimum fps and maximum fps. If minimum fps equals to 2828454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * maximum fps, the camera outputs frames in fixed frame rate. If not, 2829454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * the camera outputs frames in auto frame rate. The actual frame rate 2830454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * fluctuates between the minimum and the maximum. The values are 2831454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * multiplied by 1000 and represented in integers. For example, if frame 2832454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * rate is 26.623 frames per second, the value is 26623. 2833454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * 2834454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @return a list of supported preview fps ranges. This method returns a 2835454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * list with at least one element. Every element is an int array 2836454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * of two values - minimum fps and maximum fps. The list is 2837454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * sorted from small to large (first by maximum fps and then 2838454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * minimum fps). 2839454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MIN_INDEX 2840454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li * @see #PREVIEW_FPS_MAX_INDEX 2841454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li */ 2842454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li public List<int[]> getSupportedPreviewFpsRange() { 2843454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li String str = get(KEY_PREVIEW_FPS_RANGE + SUPPORTED_VALUES_SUFFIX); 2844454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return splitRange(str); 2845454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 2846454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 2847454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li /** 28487478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * Sets the image format for preview pictures. 2849da0a56df963353a1f1bd1914fa31f870d982dd5aScott Main * <p>If this is never called, the default format will be 2850a696f5d667227365da732481770767dcb330dd23Mathias Agopian * {@link android.graphics.ImageFormat#NV21}, which 2851df4578e8ab7008a7e528d5af2ae761b33cf2bdf4Scott Main * uses the NV21 encoding format.</p> 28527478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 2853951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>Use {@link Parameters#getSupportedPreviewFormats} to get a list of 2854951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the available preview formats. 2855951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2856951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>It is strongly recommended that either 2857951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#NV21} or 2858951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12} is used, since 2859951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * they are supported by all camera devices.</p> 2860951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2861951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <p>For YV12, the image buffer that is received is not necessarily 2862951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * tightly packed, as there may be padding at the end of each row of 2863951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * pixel data, as described in 2864951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@link android.graphics.ImageFormat#YV12}. For camera callback data, 2865951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * it can be assumed that the stride of the Y and UV data is the 2866951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * smallest possible that meets the alignment requirements. That is, if 2867951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * the preview size is <var>width x height</var>, then the following 2868951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * equations describe the buffer index for the beginning of row 2869951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>y</var> for the Y plane and row <var>c</var> for the U and V 2870951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * planes: 2871951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2872951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * {@code 2873951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <pre> 2874951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yStride = (int) ceil(width / 16.0) * 16; 2875951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvStride = (int) ceil( (yStride / 2) / 16.0) * 16; 2876951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * ySize = yStride * height; 2877951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uvSize = uvStride * height / 2; 2878951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * yRowIndex = yStride * y; 2879951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * uRowIndex = ySize + uvSize + uvStride * c; 2880951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * vRowIndex = ySize + uvStride * c; 2881951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * size = ySize + uvSize * 2;</pre> 2882951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * } 2883951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2884951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @param pixel_format the desired preview picture format, defined by 2885951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * one of the {@link android.graphics.ImageFormat} constants. (E.g., 2886951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.NV21</var> (default), or 2887951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * <var>ImageFormat.YV12</var>) 2888951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * 2889a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 2890951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see android.hardware.Camera.Parameters#getSupportedPreviewFormats 28919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewFormat(int pixel_format) { 28939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 28949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 28959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 28969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 28979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PREVIEW_FORMAT, s); 29009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29033f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * Returns the image format for preview frames got from 29049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * {@link PreviewCallback}. 29057478ea6848c0059e65a4089b4ec2ff4158520870Wu-cheng Li * 29063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the preview format. 29073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2908951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPreviewFormat() { 29119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PREVIEW_FORMAT)); 29129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 29149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 2915f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * Gets the supported preview formats. {@link android.graphics.ImageFormat#NV21} 2916f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported. {@link android.graphics.ImageFormat#YV12} 2917f9293e7d5057f54ec90423f55b78138d5729e30fWu-cheng Li * is always supported since API level 12. 29189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported preview formats. This method will always 29203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 29213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 2922951516358e2841d2425f610bcd0175d9960135d2Eino-Ville Talvala * @see #setPreviewFormat 29239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPreviewFormats() { 29259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PREVIEW_FORMAT + SUPPORTED_VALUES_SUFFIX); 2926eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang ArrayList<Integer> formats = new ArrayList<Integer>(); 2927eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang for (String s : split(str)) { 2928eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang int f = pixelFormatForCameraFormat(s); 2929a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 2930eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang formats.add(f); 2931eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang } 2932eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang return formats; 29339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 293632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Sets the dimensions for pictures.</p> 29379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 293832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Applications need to consider the display orientation. See {@link 293932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * #setPreviewSize(int,int)} for reference.</p> 2940c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width for pictures, in pixels 29429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height for pictures, in pixels 2943c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * @see #setPreviewSize(int,int) 2944c157e0cd161e5b3b28b72bafebb3360ed856a608Wu-cheng Li * 29459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureSize(int width, int height) { 29479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String v = Integer.toString(width) + "x" + Integer.toString(height); 29489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_SIZE, v); 29499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the dimension setting for pictures. 29539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return a Size object with the height and width setting 29559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for pictures 29569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Size getPictureSize() { 29589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String pair = get(KEY_PICTURE_SIZE); 29599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return strToSize(pair); 29609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 29619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 29639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture sizes. 29649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported picture sizes. This method will always 29663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 29679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 29689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Size> getSupportedPictureSizes() { 29699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_PICTURE_SIZE + SUPPORTED_VALUES_SUFFIX); 29709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return splitSize(str); 29719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the image format for pictures. 29759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param pixel_format the desired picture format 2977a696f5d667227365da732481770767dcb330dd23Mathias Agopian * (<var>ImageFormat.NV21</var>, 2978a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.RGB_565</var>, or 2979a696f5d667227365da732481770767dcb330dd23Mathias Agopian * <var>ImageFormat.JPEG</var>) 2980a696f5d667227365da732481770767dcb330dd23Mathias Agopian * @see android.graphics.ImageFormat 29819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPictureFormat(int pixel_format) { 29839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s = cameraFormatForPixelFormat(pixel_format); 29849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s == null) { 29859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 29869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid pixel_format=" + pixel_format); 29879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_PICTURE_FORMAT, s); 29909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the image format for pictures. 29949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 29953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return the picture format 29963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 29979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getPictureFormat() { 29999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return pixelFormatForCameraFormat(get(KEY_PICTURE_FORMAT)); 30009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 30019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 30029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported picture formats. 30049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 30053f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return supported picture formats. This method will always return a 30063f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * list with at least one element. 30073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see android.graphics.ImageFormat 30089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 30099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<Integer> getSupportedPictureFormats() { 30109c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li String str = get(KEY_PICTURE_FORMAT + SUPPORTED_VALUES_SUFFIX); 30119c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li ArrayList<Integer> formats = new ArrayList<Integer>(); 30129c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li for (String s : split(str)) { 30139c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li int f = pixelFormatForCameraFormat(s); 3014a696f5d667227365da732481770767dcb330dd23Mathias Agopian if (f == ImageFormat.UNKNOWN) continue; 30159c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li formats.add(f); 30169c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li } 30179c79938d47a3caa06e5fb956955374f30c55992bWu-cheng Li return formats; 30189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String cameraFormatForPixelFormat(int pixel_format) { 30219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(pixel_format) { 3022a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV16: return PIXEL_FORMAT_YUV422SP; 3023a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.NV21: return PIXEL_FORMAT_YUV420SP; 3024a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.YUY2: return PIXEL_FORMAT_YUV422I; 302510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li case ImageFormat.YV12: return PIXEL_FORMAT_YUV420P; 3026a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.RGB_565: return PIXEL_FORMAT_RGB565; 3027a696f5d667227365da732481770767dcb330dd23Mathias Agopian case ImageFormat.JPEG: return PIXEL_FORMAT_JPEG; 3028a696f5d667227365da732481770767dcb330dd23Mathias Agopian default: return null; 30299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int pixelFormatForCameraFormat(String format) { 30339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (format == null) 3034a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV422SP)) 3037a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV16; 30389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420SP)) 3040a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.NV21; 30419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3042eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang if (format.equals(PIXEL_FORMAT_YUV422I)) 3043a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.YUY2; 3044eb68c46a40c773eb56ef7bcf8e7ece5c6a5a8d23Chih-Chung Chang 304510a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li if (format.equals(PIXEL_FORMAT_YUV420P)) 304610a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li return ImageFormat.YV12; 304710a1b30dfbd0bbeae6776e353600986647c6e0a8Wu-cheng Li 30489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_RGB565)) 3049a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.RGB_565; 30509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (format.equals(PIXEL_FORMAT_JPEG)) 3052a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.JPEG; 30539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3054a696f5d667227365da732481770767dcb330dd23Mathias Agopian return ImageFormat.UNKNOWN; 30559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 30588969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * Sets the clockwise rotation angle in degrees relative to the 30598969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * orientation of the camera. This affects the pictures returned from 30608969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * JPEG {@link PictureCallback}. The camera driver may set orientation 30618969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * in the EXIF header without rotating the picture. Or the driver may 30628969ea12ca55eef75783796ba52a0120f7188095Wu-cheng Li * rotate the picture and the EXIF thumbnail. If the Jpeg picture is 3063a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotated, the orientation in the EXIF header will be missing or 1 (row 3064a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * #0 is top and column #0 is left side). 3065a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3066a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3067a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * If applications want to rotate the picture to match the orientation 3068a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * of what users see, apps should use 3069a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.view.OrientationEventListener} and 3070a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * {@link android.hardware.Camera.CameraInfo}. The value from 3071a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * OrientationEventListener is relative to the natural orientation of 3072a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the device. CameraInfo.orientation is the angle between camera 3073a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * orientation and natural device orientation. The sum of the two is the 3074a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * rotation angle for back-facing camera. The difference of the two is 3075a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * the rotation angle for front-facing camera. Note that the JPEG 3076a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * pictures of front-facing cameras are not mirrored as in preview 3077a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * display. 3078a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * 3079a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * <p> 3080a1b02dbb6edf0644720716d3f271b1ee091aa2d6Igor Murashkin * For example, suppose the natural orientation of the device is 30812fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * portrait. The device is rotated 270 degrees clockwise, so the device 30822fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 270. Suppose a back-facing camera sensor is mounted in 30832fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * landscape and the top side of the camera sensor is aligned with the 30842fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * right edge of the display in natural orientation. So the camera 30852fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * orientation is 90. The rotation should be set to 0 (270 + 90). 30862fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 308769ea4e15e52c456537575d21443ac1efdb03a902Brad Fitzpatrick * <p>The reference code is as follows. 30882fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 3089e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * <pre> 30909a10bf0386ac9822e33a15820d8cd1fd8bdb5572Scott Main * public void onOrientationChanged(int orientation) { 30912fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * if (orientation == ORIENTATION_UNKNOWN) return; 30922fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.CameraInfo info = 30932fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * new android.hardware.Camera.CameraInfo(); 30942fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * android.hardware.Camera.getCameraInfo(cameraId, info); 30952fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation = (orientation + 45) / 90 * 90; 30962fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * int rotation = 0; 30972fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 30982fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation - orientation + 360) % 360; 30992fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } else { // back-facing camera 31002fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * rotation = (info.orientation + orientation) % 360; 31012fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * } 31022fe6fcaff4bdab45484055d6c18dd96d1b7b7be1Wu-cheng Li * mParameters.setRotation(rotation); 31032fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * } 3104e0cc55ac725feec88c77b482d1990221c9a80f74Eino-Ville Talvala * </pre> 31052fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 31062fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @param rotation The rotation angle in degrees relative to the 31072fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * orientation of the camera. Rotation can only be 0, 31082fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * 90, 180 or 270. 31099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @throws IllegalArgumentException if rotation value is invalid. 31109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @see android.view.OrientationEventListener 31112fb818ca7dd53d00646854a2473f1a69be43067cWu-cheng Li * @see #getCameraInfo(int, CameraInfo) 31129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setRotation(int rotation) { 31149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (rotation == 0 || rotation == 90 || rotation == 180 31159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li || rotation == 270) { 31169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ROTATION, Integer.toString(rotation)); 31179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } else { 31189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li throw new IllegalArgumentException( 31199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li "Invalid rotation=" + rotation); 31209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS latitude coordinate. This will be stored in JPEG EXIF 31259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param latitude GPS latitude coordinate. 31289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLatitude(double latitude) { 31309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LATITUDE, Double.toString(latitude)); 31319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS longitude coordinate. This will be stored in JPEG EXIF 31359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * header. 31369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param longitude GPS longitude coordinate. 31389b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31399b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsLongitude(double longitude) { 31409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_LONGITUDE, Double.toString(longitude)); 31419b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31429b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS altitude. This will be stored in JPEG EXIF header. 31459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param altitude GPS altitude in meters. 31479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsAltitude(double altitude) { 31499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_ALTITUDE, Double.toString(altitude)); 31509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets GPS timestamp. This will be stored in JPEG EXIF header. 31549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @param timestamp GPS timestamp (UTC in seconds since January 1, 31569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 1970). 31579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setGpsTimestamp(long timestamp) { 31599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_GPS_TIMESTAMP, Long.toString(timestamp)); 31609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3163e208377fbab6b90f41e68699700942a81f4caaebRay Chen * Sets GPS processing method. It will store up to 32 characters 3164055c986ab841f8f758398841730f1e90313b132aRay Chen * in JPEG EXIF header. 3165055c986ab841f8f758398841730f1e90313b132aRay Chen * 3166055c986ab841f8f758398841730f1e90313b132aRay Chen * @param processing_method The processing method to get this location. 3167055c986ab841f8f758398841730f1e90313b132aRay Chen */ 3168055c986ab841f8f758398841730f1e90313b132aRay Chen public void setGpsProcessingMethod(String processing_method) { 3169055c986ab841f8f758398841730f1e90313b132aRay Chen set(KEY_GPS_PROCESSING_METHOD, processing_method); 3170055c986ab841f8f758398841730f1e90313b132aRay Chen } 3171055c986ab841f8f758398841730f1e90313b132aRay Chen 3172055c986ab841f8f758398841730f1e90313b132aRay Chen /** 31739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Removes GPS latitude, longitude, altitude, and timestamp from the 31749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * parameters. 31759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void removeGpsData() { 31779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LATITUDE); 31789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_LONGITUDE); 31799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_ALTITUDE); 31809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li remove(KEY_GPS_TIMESTAMP); 3181055c986ab841f8f758398841730f1e90313b132aRay Chen remove(KEY_GPS_PROCESSING_METHOD); 31829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 31839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 31849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 31859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current white balance setting. 31869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 31873f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current white balance. null if white balance setting is not 31883f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 31893f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_AUTO 31903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_INCANDESCENT 31913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_FLUORESCENT 31923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_WARM_FLUORESCENT 31933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_DAYLIGHT 31943f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_CLOUDY_DAYLIGHT 31953f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_TWILIGHT 31963f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #WHITE_BALANCE_SHADE 31973f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * 31989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 31999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getWhiteBalance() { 32009b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_WHITE_BALANCE); 32019b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32029b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 320416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * Sets the white balance. Changing the setting will release the 3205b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * auto-white balance lock. It is recommended not to change white 3206b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li * balance and AWB lock at the same time. 32079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new white balance. 32093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 3210037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 32119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setWhiteBalance(String value) { 3213b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li String oldValue = get(KEY_WHITE_BALANCE); 3214b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (same(value, oldValue)) return; 32159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_WHITE_BALANCE, value); 321616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, FALSE); 32179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported white balance. 32219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported white balance. null if white balance 32233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 32243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getWhiteBalance() 32259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedWhiteBalance() { 32279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_WHITE_BALANCE + SUPPORTED_VALUES_SUFFIX); 32289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 32299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current color effect setting. 32339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32343f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current color effect. null if color effect 32359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 32363f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NONE 32373f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_MONO 32383f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_NEGATIVE 32393f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SOLARIZE 32403f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_SEPIA 32413f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_POSTERIZE 32423f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_WHITEBOARD 32433f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_BLACKBOARD 32443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #EFFECT_AQUA 32459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getColorEffect() { 32479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_EFFECT); 32489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the current color effect setting. 32529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32533f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value new color effect. 32543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 32559b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32569b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setColorEffect(String value) { 32579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_EFFECT, value); 32589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported color effects. 32629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32633f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported color effects. null if color effect 32649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 32653f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getColorEffect() 32669b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32679b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedColorEffects() { 32689b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_EFFECT + SUPPORTED_VALUES_SUFFIX); 32699b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 32709b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32719b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32729b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current antibanding setting. 32759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32763f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current antibanding. null if antibanding setting is not 32773f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 32783f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_AUTO 32793f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_50HZ 32803f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_60HZ 32813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #ANTIBANDING_OFF 32829b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getAntibanding() { 32849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_ANTIBANDING); 32859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the antibanding. 32899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 32903f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param antibanding new antibanding value. 32913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 32929b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 32939b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setAntibanding(String antibanding) { 32949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_ANTIBANDING, antibanding); 32959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 32969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 32979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 32989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported antibanding values. 32999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33003f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported antibanding values. null if antibanding 33013f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * setting is not supported. 33023f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getAntibanding() 33039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedAntibanding() { 33059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_ANTIBANDING + SUPPORTED_VALUES_SUFFIX); 33069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33089b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33099b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current scene mode setting. 33119b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33129b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * @return one of SCENE_MODE_XXX string constant. null if scene mode 33139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * setting is not supported. 33143f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_AUTO 33153f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_ACTION 33163f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PORTRAIT 33173f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_LANDSCAPE 33183f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT 33193f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_NIGHT_PORTRAIT 33203f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_THEATRE 33213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_BEACH 33223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SNOW 33233f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SUNSET 33243f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_STEADYPHOTO 33253f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_FIREWORKS 33263f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_SPORTS 33273f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_PARTY 33283f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #SCENE_MODE_CANDLELIGHT 3329da2f0ea10822628875a956e4bf096066c0debe9fEino-Ville Talvala * @see #SCENE_MODE_BARCODE 33309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getSceneMode() { 33329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_SCENE_MODE); 33339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 3336c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * Sets the scene mode. Changing scene mode may override other 3337c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * parameters (such as flash mode, focus mode, white balance). For 3338c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * example, suppose originally flash mode is on and supported flash 3339c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * modes are on/off. In night scene mode, both flash mode and supported 3340c58b42327df5fbc826e2fcc2674ab6db0edfcd92Wu-cheng Li * flash mode may be changed to off. After setting scene mode, 33412988ab7c322aad7508df930204886f334216b65cWu-cheng Li * applications should call getParameters to know if some parameters are 33422988ab7c322aad7508df930204886f334216b65cWu-cheng Li * changed. 33439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33443f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value scene mode. 33453f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setSceneMode(String value) { 33489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_SCENE_MODE, value); 33499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33529b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported scene modes. 33539b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33543f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported scene modes. null if scene mode setting 33553f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 33563f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getSceneMode() 33579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedSceneModes() { 33599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_SCENE_MODE + SUPPORTED_VALUES_SUFFIX); 33609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33629b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33639b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33649b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the current flash mode setting. 33659b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33663f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return current flash mode. null if flash mode setting is not 33673f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * supported. 33683f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_OFF 33693f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_AUTO 33703f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_ON 33713f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_RED_EYE 33723f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FLASH_MODE_TORCH 33739b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33749b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public String getFlashMode() { 33759b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return get(KEY_FLASH_MODE); 33769b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33779b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33789b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33799b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Sets the flash mode. 33809b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33813f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value flash mode. 33823f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 33839b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33849b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public void setFlashMode(String value) { 33859b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li set(KEY_FLASH_MODE, value); 33869b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33879b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 33889b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li /** 33899b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * Gets the supported flash modes. 33909b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li * 33913f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported flash modes. null if flash mode setting 33923f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * is not supported. 33933f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFlashMode() 33949b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li */ 33959b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li public List<String> getSupportedFlashModes() { 33969b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String str = get(KEY_FLASH_MODE + SUPPORTED_VALUES_SUFFIX); 33979b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return split(str); 33989b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 33999b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 340036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 340136322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the current focus mode setting. 340236322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 3403699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * @return current focus mode. This method will always return a non-null 3404699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * value. Applications should call {@link 3405699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * #autoFocus(AutoFocusCallback)} to start the focus if focus 3406699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * mode is FOCUS_MODE_AUTO or FOCUS_MODE_MACRO. 34073f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_AUTO 34083f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_INFINITY 34093f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_MACRO 34103f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #FOCUS_MODE_FIXED 3411f008f3ea82a0518375ee4ea41b32451badffbd95Wu-cheng Li * @see #FOCUS_MODE_EDOF 3412d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * @see #FOCUS_MODE_CONTINUOUS_VIDEO 341336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 341436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public String getFocusMode() { 341536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return get(KEY_FOCUS_MODE); 341636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 341736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 341836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 341936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Sets the focus mode. 342036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34213f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @param value focus mode. 34223f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 342336322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 342436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public void setFocusMode(String value) { 342536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li set(KEY_FOCUS_MODE, value); 342636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 342736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 342836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li /** 342936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * Gets the supported focus modes. 343036322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li * 34313f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @return a list of supported focus modes. This method will always 34323f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * return a list with at least one element. 34333f4639a6611222ae1ae5493de49213250d292139Wu-cheng Li * @see #getFocusMode() 343436322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li */ 343536322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li public List<String> getSupportedFocusModes() { 343636322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li String str = get(KEY_FOCUS_MODE + SUPPORTED_VALUES_SUFFIX); 343736322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li return split(str); 343836322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li } 343936322db5752c7ec196f59ba94abe5d5a63cc19f5Wu-cheng Li 344036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 34416c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the focal length (in millimeter) of the camera. 34426c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34436c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return the focal length. This method will always return a valid 34446c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * value. 34456c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34466c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getFocalLength() { 34476c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_FOCAL_LENGTH)); 34486c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34496c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34506c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 34516c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the horizontal angle of view in degrees. 34526c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34536c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return horizontal angle of view. This method will always return a 34546c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 34556c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34566c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getHorizontalViewAngle() { 34576c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_HORIZONTAL_VIEW_ANGLE)); 34586c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34596c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34606c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 34616c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * Gets the vertical angle of view in degrees. 34626c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * 34636c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * @return vertical angle of view. This method will always return a 34646c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li * valid value. 34656c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li */ 34666c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li public float getVerticalViewAngle() { 34676c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li return Float.parseFloat(get(KEY_VERTICAL_VIEW_ANGLE)); 34686c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li } 34696c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li 34706c8d2760736a0753dad96b4bb8f98c7d075e6d54Wu-cheng Li /** 347124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the current exposure compensation index. 3472ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 347324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return current exposure compensation index. The range is {@link 347424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMinExposureCompensation} to {@link 347524b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation}. 0 means exposure is not 347624b326a8978bf78e3e560723dde221792784325bWu-cheng Li * adjusted. 3477ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3478ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public int getExposureCompensation() { 347924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_EXPOSURE_COMPENSATION, 0); 3480ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3481ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3482ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 348324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Sets the exposure compensation index. 3484ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 34850402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * @param value exposure compensation index. The valid value range is 34860402e7da70715c96af90aa95c16d1bedc5199645Wu-cheng Li * from {@link #getMinExposureCompensation} (inclusive) to {@link 348724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * #getMaxExposureCompensation} (inclusive). 0 means exposure is 348824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * not adjusted. Application should call 348924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * getMinExposureCompensation and getMaxExposureCompensation to 349024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * know if exposure compensation is supported. 3491ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 3492ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li public void setExposureCompensation(int value) { 3493ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li set(KEY_EXPOSURE_COMPENSATION, value); 3494ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3495ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3496ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 349724b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the maximum exposure compensation index. 3498ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li * 349924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return maximum exposure compensation index (>=0). If both this 350024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMinExposureCompensation} return 0, 350124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 350224b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 350324b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMaxExposureCompensation() { 350424b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MAX_EXPOSURE_COMPENSATION, 0); 350524b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 350624b326a8978bf78e3e560723dde221792784325bWu-cheng Li 350724b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 350824b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the minimum exposure compensation index. 350924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 351024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return minimum exposure compensation index (<=0). If both this 351124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * method and {@link #getMaxExposureCompensation} return 0, 351224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation is not supported. 3513ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li */ 351424b326a8978bf78e3e560723dde221792784325bWu-cheng Li public int getMinExposureCompensation() { 351524b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getInt(KEY_MIN_EXPOSURE_COMPENSATION, 0); 351624b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 351724b326a8978bf78e3e560723dde221792784325bWu-cheng Li 351824b326a8978bf78e3e560723dde221792784325bWu-cheng Li /** 351924b326a8978bf78e3e560723dde221792784325bWu-cheng Li * Gets the exposure compensation step. 352024b326a8978bf78e3e560723dde221792784325bWu-cheng Li * 352124b326a8978bf78e3e560723dde221792784325bWu-cheng Li * @return exposure compensation step. Applications can get EV by 352224b326a8978bf78e3e560723dde221792784325bWu-cheng Li * multiplying the exposure compensation index and step. Ex: if 352324b326a8978bf78e3e560723dde221792784325bWu-cheng Li * exposure compensation index is -6 and step is 0.333333333, EV 352424b326a8978bf78e3e560723dde221792784325bWu-cheng Li * is -2. 352524b326a8978bf78e3e560723dde221792784325bWu-cheng Li */ 352624b326a8978bf78e3e560723dde221792784325bWu-cheng Li public float getExposureCompensationStep() { 352724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return getFloat(KEY_EXPOSURE_COMPENSATION_STEP, 0); 3528ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li } 3529ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li 3530ff723b6c43d5a8fd0ae0e0732f5d47012d74e01dWu-cheng Li /** 3531d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-exposure lock state. Applications should check 3532d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method.</p> 35333773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3534d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-exposure routine will immediately 3535d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * pause until the lock is set to false. Exposure compensation settings 3536d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * changes will still take effect while auto-exposure is locked.</p> 3537d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3538d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-exposure is already locked, setting this to true again has 3539d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * no effect (the driver will not recalculate exposure values).</p> 3540d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3541d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3542d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3543b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3544b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock.</p> 3545d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3546b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, auto-exposure lock, and auto-white balance 3547b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * lock can be used to capture an exposure-bracketed burst of images, 3548b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * for example.</p> 3549d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3550d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Auto-exposure state, including the lock state, will not be 35513773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * maintained after camera {@link #release()} is called. Locking 35523773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure after {@link #open()} but before the first call to 35533773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #startPreview()} will not allow the auto-exposure routine to 3554d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * run at all, and may result in severely over- or under-exposed 3555d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * images.</p> 35563773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35573773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @param toggle new state of the auto-exposure lock. True means that 35583773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * auto-exposure is locked, false means that the auto-exposure 35593773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * routine is free to run normally. 35603773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 3561d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoExposureLock() 35623773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 35633773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public void setAutoExposureLock(boolean toggle) { 35643773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala set(KEY_AUTO_EXPOSURE_LOCK, toggle ? TRUE : FALSE); 35653773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 35663773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 35673773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 35683773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Gets the state of the auto-exposure lock. Applications should check 35693773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #isAutoExposureLockSupported} before using this method. See 35703773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 35713773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35723773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return State of the auto-exposure lock. Returns true if 3573b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-exposure is currently locked, and false otherwise. 35743773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35753773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 35763773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35773773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 35783773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean getAutoExposureLock() { 35793773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK); 35803773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 35813773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 35823773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 35833773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 35843773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * Returns true if auto-exposure locking is supported. Applications 35853773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * should call this before trying to lock auto-exposure. See 35863773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * {@link #setAutoExposureLock} for details about the lock. 35873773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35883773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @return true if auto-exposure lock is supported. 35893773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * @see #setAutoExposureLock(boolean) 35903773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala * 35913773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala */ 35923773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala public boolean isAutoExposureLockSupported() { 35933773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala String str = get(KEY_AUTO_EXPOSURE_LOCK_SUPPORTED); 35943773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala return TRUE.equals(str); 35953773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala } 35963773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala 35973773eef4e36fa4171a84b495dca849be112df0a8Eino-Ville Talvala /** 3598d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Sets the auto-white balance lock state. Applications should check 3599d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #isAutoWhiteBalanceLockSupported} before using this 3600d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method.</p> 3601d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3602d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If set to true, the camera auto-white balance routine will 3603d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * immediately pause until the lock is set to false.</p> 3604d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3605d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>If auto-white balance is already locked, setting this to true 3606d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * again has no effect (the driver will not recalculate white balance 3607d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * values).</p> 3608d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3609d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * <p>Stopping preview with {@link #stopPreview()}, or triggering still 3610d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * image capture with {@link #takePicture(Camera.ShutterCallback, 3611b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}, will not change the 3612b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * the lock.</p> 3613d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 361416b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * <p> Changing the white balance mode with {@link #setWhiteBalance} 361516b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * will release the auto-white balance lock if it is set.</p> 361616b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * 3617b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * <p>Exposure compensation, AE lock, and AWB lock can be used to 3618b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * capture an exposure-bracketed burst of images, for example. 3619b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * Auto-white balance state, including the lock state, will not be 3620b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * maintained after camera {@link #release()} is called. Locking 3621b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * auto-white balance after {@link #open()} but before the first call to 3622b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * {@link #startPreview()} will not allow the auto-white balance routine 3623b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * to run at all, and may result in severely incorrect color in captured 3624b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * images.</p> 3625d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3626d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @param toggle new state of the auto-white balance lock. True means 3627d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * that auto-white balance is locked, false means that the 3628d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance routine is free to run normally. 3629d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3630d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #getAutoWhiteBalanceLock() 363116b67137b893f32491a38ab81d49368322e1ae92Eino-Ville Talvala * @see #setWhiteBalance(String) 3632d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3633d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public void setAutoWhiteBalanceLock(boolean toggle) { 3634d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala set(KEY_AUTO_WHITEBALANCE_LOCK, toggle ? TRUE : FALSE); 3635d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3636d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3637d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3638d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Gets the state of the auto-white balance lock. Applications should 3639d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * check {@link #isAutoWhiteBalanceLockSupported} before using this 3640d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * method. See {@link #setAutoWhiteBalanceLock} for details about the 3641d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * lock. 3642d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3643d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return State of the auto-white balance lock. Returns true if 3644d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * auto-white balance is currently locked, and false 3645b4f95be03e018df825356fe2cd363797c66303f1Wu-cheng Li * otherwise. 3646d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3647d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3648d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3649d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3650d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean getAutoWhiteBalanceLock() { 3651d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK); 3652d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3653d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3654d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3655d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 3656d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * Returns true if auto-white balance locking is supported. Applications 3657d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * should call this before trying to lock auto-white balance. See 3658d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * {@link #setAutoWhiteBalanceLock} for details about the lock. 3659d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3660d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @return true if auto-white balance lock is supported. 3661d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * @see #setAutoWhiteBalanceLock(boolean) 3662d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala * 3663d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala */ 3664d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala public boolean isAutoWhiteBalanceLockSupported() { 3665d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala String str = get(KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED); 3666d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala return TRUE.equals(str); 3667d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala } 3668d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala 3669d9c2601afa46811bcb1345963d38010690981a01Eino-Ville Talvala /** 367036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets current zoom value. This also works when smooth zoom is in 36718cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * progress. Applications should check {@link #isZoomSupported} before 36728cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * using this method. 367336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 367436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the current zoom value. The range is 0 to {@link 36758cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom}. 0 means the camera is not zoomed. 367636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 367736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getZoom() { 36788cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_ZOOM, 0); 367936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 368036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 368136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 36828cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Sets current zoom value. If the camera is zoomed (value > 0), the 36838cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * actual picture size may be smaller than picture size setting. 36848cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications can check the actual picture size after picture is 36858cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned from {@link PictureCallback}. The preview size remains the 36868cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * same in zoom. Applications should check {@link #isZoomSupported} 36878cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * before using this method. 368836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 368936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @param value zoom value. The valid range is 0 to {@link #getMaxZoom}. 369036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 369136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public void setZoom(int value) { 36928cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li set(KEY_ZOOM, value); 369336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 369436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 369536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 369636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if zoom is supported. Applications should call this 369736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * before using other zoom methods. 369836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 369936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if zoom is supported. 370036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 370136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isZoomSupported() { 37028cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_ZOOM_SUPPORTED); 37038cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 370436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 370536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 370636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 370736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Gets the maximum zoom value allowed for snapshot. This is the maximum 370836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * value that applications can set to {@link #setZoom(int)}. 37098cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Applications should call {@link #isZoomSupported} before using this 37108cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * method. This value may change in different preview size. Applications 37118cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * should call this again after setting preview size. 371236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 371336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return the maximum zoom value supported by the camera. 371436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 371536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public int getMaxZoom() { 37168cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return getInt(KEY_MAX_ZOOM, 0); 371736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 371836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 371936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 37208cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * Gets the zoom ratios of all zoom values. Applications should check 37218cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * {@link #isZoomSupported} before using this method. 372236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 37238cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * @return the zoom ratios in 1/100 increments. Ex: a zoom of 3.2x is 37248cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * returned as 320. The number of elements is {@link 37258cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * #getMaxZoom} + 1. The list is sorted from small to large. The 37268cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * first element is always 100. The last element is the zoom 37278cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li * ratio of the maximum zoom value. 372836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 37298cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li public List<Integer> getZoomRatios() { 37308cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return splitInt(get(KEY_ZOOM_RATIOS)); 373136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 373236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 373336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li /** 373436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * Returns true if smooth zoom is supported. Applications should call 373536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * this before using other smooth zoom methods. 373636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * 373736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li * @return true if smooth zoom is supported. 373836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li */ 373936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li public boolean isSmoothZoomSupported() { 37408cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li String str = get(KEY_SMOOTH_ZOOM_SUPPORTED); 37418cbb8f5e1f939b03515cb4d5942c3fcb226efb9eWu-cheng Li return TRUE.equals(str); 374236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 374336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3744e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li /** 374532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the distances from the camera to where an object appears to be 3746e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * in focus. The object is sharpest at the optimal focus distance. The 374732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * depth of field is the far focus distance minus near focus distance.</p> 3748e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 374932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus distances may change after calling {@link 3750e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #autoFocus(AutoFocusCallback)}, {@link #cancelAutoFocus}, or {@link 3751e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * #startPreview()}. Applications can call {@link #getParameters()} 3752e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * and this method anytime to get the latest focus distances. If the 3753d45cb72ac0d7d57829ffc9223decb89a5fc42ce2Wu-cheng Li * focus mode is FOCUS_MODE_CONTINUOUS_VIDEO, focus distances may change 375432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * from time to time.</p> 3755699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * 375632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>This method is intended to estimate the distance between the camera 3757699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * and the subject. After autofocus, the subject distance may be within 3758699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * near and far focus distance. However, the precision depends on the 3759699fe9397974685e6b2c73f9a3a0eb9e5a5a2ccfWu-cheng Li * camera hardware, autofocus algorithm, the focus area, and the scene. 376032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * The error can be large and it should be only used as a reference.</p> 3761e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 376232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Far focus distance >= optimal focus distance >= near focus distance. 3763185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * If the focus distance is infinity, the value will be 376432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * {@code Float.POSITIVE_INFINITY}.</p> 3765e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * 3766e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * @param output focus distances in meters. output must be a float 3767e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * array with three elements. Near focus distance, optimal focus 3768e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li * distance, and far focus distance will be filled in the array. 3769185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_NEAR_INDEX 3770185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_OPTIMAL_INDEX 3771185cc455a87c636d48ad9a16c13d2ebad7433735Wu-cheng Li * @see #FOCUS_DISTANCE_FAR_INDEX 3772e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li */ 3773e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li public void getFocusDistances(float[] output) { 3774e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li if (output == null || output.length != 3) { 3775e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li throw new IllegalArgumentException( 3776f76a50ce8fdc6aea22cabc77b2977a1a15a79630Ken Wakasa "output must be a float array with three elements."); 3777e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3778454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitFloat(get(KEY_FOCUS_DISTANCES), output); 3779e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 3780e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 378130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 378230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Gets the maximum number of focus areas supported. This is the maximum 37837b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * length of the list in {@link #setFocusAreas(List)} and 37847b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getFocusAreas()}. 378530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 378630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return the maximum number of focus areas supported by the camera. 378730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 378830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 378930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public int getMaxNumFocusAreas() { 379030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return getInt(KEY_MAX_NUM_FOCUS_AREAS, 0); 379130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 379230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 379330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 379432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current focus areas. Camera driver uses the areas to decide 379532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus.</p> 379630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 379732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setFocusAreas(List)}, apps should 37987b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumFocusAreas()} to know the maximum number of 379932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * focus areas first. If the value is 0, focus area is not supported.</p> 380030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 380132a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each focus area is a rectangle with specified weight. The direction 380230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * is relative to the sensor orientation, that is, what the sensor sees. 380330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * The direction is not affected by the rotation or mirroring of 380430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * {@link #setDisplayOrientation(int)}. Coordinates of the rectangle 380530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * range from -1000 to 1000. (-1000, -1000) is the upper left point. 3806bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * (1000, 1000) is the lower right point. The width and height of focus 380732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * areas cannot be 0 or negative.</p> 380830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 380932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000. The weight should be 38104e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * interpreted as a per-pixel weight - all pixels in the area have the 38114e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * specified weight. This means a small area with the same weight as a 38124e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * larger area will have less influence on the focusing than the larger 38134e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * area. Focus areas can partially overlap and the driver will add the 381432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * weights in the overlap region.</p> 381530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 381632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} focus area list means the driver is 381732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * free to select focus targets as it wants. For example, the driver may 381832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * use more signals to select focus areas and change them 381932a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * dynamically. Apps can set the focus area list to {@code null} if they 382032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * want the driver to completely control focusing.</p> 382130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 382232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus areas are relative to the current field of view 382330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 382430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * represents the top of the currently visible camera frame. The focus 382530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * area cannot be set to be outside the current field of view, even 382632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * when using zoom.</p> 382730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 382832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Focus area only has effect if the current focus mode is 382953b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_AUTO}, {@link #FOCUS_MODE_MACRO}, 383053b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_VIDEO}, or 383153b30912d3e8598c05e47308981971e958e98db2Wu-cheng Li * {@link #FOCUS_MODE_CONTINUOUS_PICTURE}.</p> 383230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 383330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @return a list of current focus areas 383430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 383530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li public List<Area> getFocusAreas() { 3836f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return splitArea(get(KEY_FOCUS_AREAS)); 383730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 383830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 383930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li /** 384030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * Sets focus areas. See {@link #getFocusAreas()} for documentation. 384130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * 38427b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param focusAreas the focus areas 384330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li * @see #getFocusAreas() 384430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li */ 3845e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setFocusAreas(List<Area> focusAreas) { 3846e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_FOCUS_AREAS, focusAreas); 3847e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3848e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3849e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3850e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Gets the maximum number of metering areas supported. This is the 38517b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * maximum length of the list in {@link #setMeteringAreas(List)} and 38527b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * {@link #getMeteringAreas()}. 3853e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3854e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return the maximum number of metering areas supported by the camera. 3855e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3856e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3857e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public int getMaxNumMeteringAreas() { 3858e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li return getInt(KEY_MAX_NUM_METERING_AREAS, 0); 3859e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3860e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3861e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 386232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Gets the current metering areas. Camera driver uses these areas to 386332a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * decide exposure.</p> 3864e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 386532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Before using this API or {@link #setMeteringAreas(List)}, apps should 38667b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * call {@link #getMaxNumMeteringAreas()} to know the maximum number of 38677b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * metering areas first. If the value is 0, metering area is not 386832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * supported.</p> 3869e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 387032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Each metering area is a rectangle with specified weight. The 3871e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * direction is relative to the sensor orientation, that is, what the 3872e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * sensor sees. The direction is not affected by the rotation or 3873e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * mirroring of {@link #setDisplayOrientation(int)}. Coordinates of the 3874e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * rectangle range from -1000 to 1000. (-1000, -1000) is the upper left 3875bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li * point. (1000, 1000) is the lower right point. The width and height of 387632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * metering areas cannot be 0 or negative.</p> 3877e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 387832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>The weight must range from 1 to 1000, and represents a weight for 38794e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * every pixel in the area. This means that a large metering area with 38804e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * the same weight as a smaller area will have more effect in the 38814e396e063c8b0fa6201b47166f547a98abfd6038Eino-Ville Talvala * metering result. Metering areas can partially overlap and the driver 388232a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * will add the weights in the overlap region.</p> 3883e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 388432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>A special case of a {@code null} metering area list means the driver 388532a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * is free to meter as it chooses. For example, the driver may use more 388632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * signals to select metering areas and change them dynamically. Apps 388732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * can set the metering area list to {@code null} if they want the 388832a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * driver to completely control metering.</p> 3889e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 389032a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>Metering areas are relative to the current field of view 3891e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * ({@link #getZoom()}). No matter what the zoom level is, (-1000,-1000) 3892e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * represents the top of the currently visible camera frame. The 3893e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * metering area cannot be set to be outside the current field of view, 389432a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * even when using zoom.</p> 3895e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 389632a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * <p>No matter what metering areas are, the final exposure are compensated 389732a972c693400db50717435139fa292a63bc937aEino-Ville Talvala * by {@link #setExposureCompensation(int)}.</p> 3898e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 3899e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @return a list of current metering areas 3900e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3901e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public List<Area> getMeteringAreas() { 3902d8aab93f96a6357dedc791ccdea92412fb423d15Wu-cheng Li return splitArea(get(KEY_METERING_AREAS)); 3903e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li } 3904e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li 3905e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li /** 3906e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * Sets metering areas. See {@link #getMeteringAreas()} for 3907e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * documentation. 3908e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * 39097b1c5c891a09e0e2a2de101fbf951cdc89e03957Wu-cheng Li * @param meteringAreas the metering areas 3910e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li * @see #getMeteringAreas() 3911e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li */ 3912e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li public void setMeteringAreas(List<Area> meteringAreas) { 3913e98e4c806320ccb3078805ac019cca3ed9796123Wu-cheng Li set(KEY_METERING_AREAS, meteringAreas); 391430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 391530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 39164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li /** 39174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * Gets the maximum number of detected faces supported. This is the 39184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * maximum length of the list returned from {@link FaceDetectionListener}. 39194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * If the return value is 0, face detection of the specified type is not 39204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * supported. 39214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * 39224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li * @return the maximum number of detected face supported by the camera. 3923464cb21e2aaa448072449b82156f18bd64c0e613Joe Fernandez * @see #startFaceDetection() 39244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li */ 3925c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li public int getMaxNumDetectedFaces() { 3926c0c683b3344c67700882f8059e7d18266366daa9Wu-cheng Li return getInt(KEY_MAX_NUM_DETECTED_FACES_HW, 0); 39274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 39284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 392925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li /** 39309c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Sets recording mode hint. This tells the camera that the intent of 39319c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * the application is to record videos {@link 39329c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * android.media.MediaRecorder#start()}, not to take still pictures 39339c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * {@link #takePicture(Camera.ShutterCallback, Camera.PictureCallback, 39349c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * Camera.PictureCallback, Camera.PictureCallback)}. Using this hint can 39359c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * allow MediaRecorder.start() to start faster or with fewer glitches on 39369c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * output. This should be called before starting preview for the best 39379c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * result, but can be changed while the preview is active. The default 39389c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * value is false. 39399c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39409c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * The app can still call takePicture() when the hint is true or call 39419c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * MediaRecorder.start() when the hint is false. But the performance may 39429c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * be worse. 39439c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * 39449c53f1c33a433c1e9bd84a26d57e0e99f616fa24Wu-cheng Li * @param hint true if the apps intend to record videos using 394525d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li * {@link android.media.MediaRecorder}. 394625d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li */ 394725d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li public void setRecordingHint(boolean hint) { 394825d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li set(KEY_RECORDING_HINT, hint ? TRUE : FALSE); 394925d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li } 395025d8fb51dae37f1becf4fb3d32e8600c418eb6e8Wu-cheng Li 395198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li /** 39521cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Returns true if video snapshot is supported. That is, applications 395398bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * can call {@link #takePicture(Camera.ShutterCallback, 39541cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback, Camera.PictureCallback, 39551cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * Camera.PictureCallback)} during recording. Applications do not need 39561cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * to call {@link #startPreview()} after taking a picture. The preview 39571cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * will be still active. Other than that, taking a picture during 39581cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * recording is identical to taking a picture normally. All settings and 39591cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * methods related to takePicture work identically. Ex: 39601cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #getPictureSize()}, {@link #getSupportedPictureSizes()}, 39611cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #setJpegQuality(int)}, {@link #setRotation(int)}, and etc. The 39621cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will have an EXIF header. {@link #FLASH_MODE_AUTO} and 39631cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * {@link #FLASH_MODE_ON} also still work, but the video will record the 39641cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * flash.</p> 39651cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * 39661cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Applications can set shutter callback as null to avoid the shutter 396798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * sound. It is also recommended to set raw picture and post view 39681cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * callbacks to null to avoid the interrupt of preview display.</p> 396998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 39701cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * <p>Field-of-view of the recorded video may be different from that of the 39711cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * captured pictures. The maximum size of a video snapshot may be 39721cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * smaller than that for regular still captures. If the current picture 39731cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * size is set higher than can be supported by video snapshot, the 39741cab31a45d9455a7b5a25c0deb447c455be4a178Eino-Ville Talvala * picture will be captured at the maximum supported size instead.</p> 397598bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * 397698bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li * @return true if video snapshot is supported. 397798bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li */ 397898bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li public boolean isVideoSnapshotSupported() { 397998bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li String str = get(KEY_VIDEO_SNAPSHOT_SUPPORTED); 398098bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li return TRUE.equals(str); 398198bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li } 398298bb251c8b527600e7a4cca6cc33499710bbfbf1Wu-cheng Li 3983037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 3984037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Enables and disables video stabilization. Use 3985037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #isVideoStabilizationSupported} to determine if calling this 3986037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * method is valid.</p> 3987037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3988037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization reduces the shaking due to the motion of the 3989037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * camera in both the preview stream and in recorded videos, including 3990037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * data received from the preview callback. It does not reduce motion 3991037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * blur in images captured with 3992037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link Camera#takePicture takePicture}.</p> 3993037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3994037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * <p>Video stabilization can be enabled and disabled while preview or 3995037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * recording is active, but toggling it may cause a jump in the video 3996037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * stream that may be undesirable in a recorded video.</p> 3997037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 3998037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @param toggle Set to true to enable video stabilization, and false to 3999037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * disable video stabilization. 4000037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4001037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4002037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4003037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public void setVideoStabilization(boolean toggle) { 4004037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala set(KEY_VIDEO_STABILIZATION, toggle ? TRUE : FALSE); 4005037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4006037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4007037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4008037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Get the current state of video stabilization. See 4009037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4010037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4011037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is enabled 4012037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #isVideoStabilizationSupported() 4013037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4014037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4015037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean getVideoStabilization() { 4016037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION); 4017037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4018037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4019037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 4020037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala /** 4021037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * Returns true if video stabilization is supported. See 4022037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * {@link #setVideoStabilization} for details of video stabilization. 4023037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * 4024037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @return true if video stabilization is supported 4025037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #setVideoStabilization(boolean) 4026037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala * @see #getVideoStabilization() 4027037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala */ 4028037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala public boolean isVideoStabilizationSupported() { 4029037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala String str = get(KEY_VIDEO_STABILIZATION_SUPPORTED); 4030037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala return TRUE.equals(str); 4031037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala } 4032037abb8bb064c2878858c9b69978f6754f242627Eino-Ville Talvala 40339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of String. 40349b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40359b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<String> split(String str) { 40369b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40379b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40380a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40390a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40409b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<String> substrings = new ArrayList<String>(); 40410a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40420a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(s); 40439b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40449b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 40459b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40469b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40479b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Integer. 40489b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 40499b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Integer> splitInt(String str) { 40509b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 40519b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 40520a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40530a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 40549b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Integer> substrings = new ArrayList<Integer>(); 40550a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40560a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen substrings.add(Integer.parseInt(s)); 40579b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40589b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (substrings.size() == 0) return null; 40599b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return substrings; 40609b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 40619b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 4062454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitInt(String str, int[] output) { 4063454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4064454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 40650a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40660a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4067454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 40680a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40690a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Integer.parseInt(s); 4070454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4071454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4072454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4073e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li // Splits a comma delimited string to an ArrayList of Float. 4074454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private void splitFloat(String str, float[] output) { 4075454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null) return; 4076e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 40770a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 40780a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 4079454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int index = 0; 40800a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 40810a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen output[index++] = Float.parseFloat(s); 4082e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4083e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li } 4084e339c5edbebedf446581f18ad70214007309bf4bWu-cheng Li 408524b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a float parameter. 408624b326a8978bf78e3e560723dde221792784325bWu-cheng Li private float getFloat(String key, float defaultValue) { 408724b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 408824b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Float.parseFloat(mMap.get(key)); 408924b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 409024b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 409124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 409224b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 409324b326a8978bf78e3e560723dde221792784325bWu-cheng Li 409424b326a8978bf78e3e560723dde221792784325bWu-cheng Li // Returns the value of a integer parameter. 409524b326a8978bf78e3e560723dde221792784325bWu-cheng Li private int getInt(String key, int defaultValue) { 409624b326a8978bf78e3e560723dde221792784325bWu-cheng Li try { 409724b326a8978bf78e3e560723dde221792784325bWu-cheng Li return Integer.parseInt(mMap.get(key)); 409824b326a8978bf78e3e560723dde221792784325bWu-cheng Li } catch (NumberFormatException ex) { 409924b326a8978bf78e3e560723dde221792784325bWu-cheng Li return defaultValue; 410024b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 410124b326a8978bf78e3e560723dde221792784325bWu-cheng Li } 410224b326a8978bf78e3e560723dde221792784325bWu-cheng Li 41039b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Splits a comma delimited string to an ArrayList of Size. 41049b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null or the size is 0. 41059b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private ArrayList<Size> splitSize(String str) { 41069b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41079b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41080a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen TextUtils.StringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 41090a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen splitter.setString(str); 41109b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li ArrayList<Size> sizeList = new ArrayList<Size>(); 41110a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen for (String s : splitter) { 41120a12018e4cd6eaaeaec795f6b2af4499fe3a8bcdAli Utku Selen Size size = strToSize(s); 41139b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (size != null) sizeList.add(size); 41149b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41159b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (sizeList.size() == 0) return null; 41169b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return sizeList; 41179b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41189b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41199b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Parses a string (ex: "480x320") to Size object. 41209b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li // Return null if the passing string is null. 41219b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li private Size strToSize(String str) { 41229b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (str == null) return null; 41239b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li 41249b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li int pos = str.indexOf('x'); 41259b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li if (pos != -1) { 41269b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String width = str.substring(0, pos); 41279b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li String height = str.substring(pos + 1); 41289b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return new Size(Integer.parseInt(width), 41299b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Integer.parseInt(height)); 41309b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 41319b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li Log.e(TAG, "Invalid size parameter string=" + str); 41329b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li return null; 41339b6a8ab8221f2df20c32711b0f1e4f301165fac2Wu-cheng Li } 4134454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4135454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Splits a comma delimited string to an ArrayList of int array. 4136454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // Example string: "(10000,26623),(10000,30000)". Return null if the 4137454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li // passing string is null or the size is 0. 4138454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li private ArrayList<int[]> splitRange(String str) { 4139454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (str == null || str.charAt(0) != '(' 4140454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li || str.charAt(str.length() - 1) != ')') { 4141454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li Log.e(TAG, "Invalid range list string=" + str); 4142454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return null; 4143454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 4144454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4145454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li ArrayList<int[]> rangeList = new ArrayList<int[]>(); 4146454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int endIndex, fromIndex = 1; 4147454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li do { 4148454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li int[] range = new int[2]; 4149454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li endIndex = str.indexOf("),(", fromIndex); 4150454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 4151454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li splitInt(str.substring(fromIndex, endIndex), range); 4152454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li rangeList.add(range); 4153454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li fromIndex = endIndex + 3; 4154454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } while (endIndex != str.length() - 1); 4155454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li 4156454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li if (rangeList.size() == 0) return null; 4157454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li return rangeList; 4158454630f23784afcf3dd6fc58becbb9fb6aa878a9Wu-cheng Li } 415930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 416030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Splits a comma delimited string to an ArrayList of Area objects. 416130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li // Example string: "(-10,-10,0,0,300),(0,0,10,10,700)". Return null if 4162f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li // the passing string is null or the size is 0 or (0,0,0,0,0). 416330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li private ArrayList<Area> splitArea(String str) { 416430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (str == null || str.charAt(0) != '(' 416530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li || str.charAt(str.length() - 1) != ')') { 416630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Log.e(TAG, "Invalid area string=" + str); 416730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return null; 416830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 416930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 417030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li ArrayList<Area> result = new ArrayList<Area>(); 417130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int endIndex, fromIndex = 1; 417230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li int[] array = new int[5]; 417330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li do { 417430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li endIndex = str.indexOf("),(", fromIndex); 417530771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (endIndex == -1) endIndex = str.length() - 1; 417630771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li splitInt(str.substring(fromIndex, endIndex), array); 417730771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li Rect rect = new Rect(array[0], array[1], array[2], array[3]); 417830771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li result.add(new Area(rect, array[4])); 417930771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li fromIndex = endIndex + 3; 418030771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } while (endIndex != str.length() - 1); 418130771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li 418230771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li if (result.size() == 0) return null; 4183f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 4184f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (result.size() == 1) { 4185bde61a5731cdfef76a0691f8bd53b880606f5f6eWu-cheng Li Area area = result.get(0); 4186f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li Rect rect = area.rect; 4187f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li if (rect.left == 0 && rect.top == 0 && rect.right == 0 4188f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li && rect.bottom == 0 && area.weight == 0) { 4189f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li return null; 4190f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4191f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li } 4192f715bf95ded30821e81ba93bb48c08725e1c34aaWu-cheng Li 419330771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li return result; 419430771b773393596812b6cfd2a4ddf490c43437aaWu-cheng Li } 4195b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li 4196b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li private boolean same(String s1, String s2) { 4197b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 == null && s2 == null) return true; 4198b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li if (s1 != null && s1.equals(s2)) return true; 4199b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li return false; 4200b838d8d4a26c3cfea2e2a5ce831daebbb5653ae7Wu-cheng Li } 42019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 42029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4203