Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 17 | package com.android.camera.app; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 18 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 19 | import android.annotation.TargetApi; |
| 20 | import android.graphics.SurfaceTexture; |
| 21 | import android.hardware.Camera; |
| 22 | import android.hardware.Camera.AutoFocusCallback; |
| 23 | import android.hardware.Camera.AutoFocusMoveCallback; |
| 24 | import android.hardware.Camera.ErrorCallback; |
| 25 | import android.hardware.Camera.FaceDetectionListener; |
| 26 | import android.hardware.Camera.OnZoomChangeListener; |
| 27 | import android.hardware.Camera.Parameters; |
| 28 | import android.hardware.Camera.PictureCallback; |
| 29 | import android.hardware.Camera.PreviewCallback; |
| 30 | import android.hardware.Camera.ShutterCallback; |
Sascha Haeberling | 638e6f0 | 2013-09-18 14:28:51 -0700 | [diff] [blame] | 31 | import android.os.Build; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 32 | import android.os.Handler; |
| 33 | import android.os.HandlerThread; |
| 34 | import android.os.Looper; |
| 35 | import android.os.Message; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 36 | import android.os.SystemClock; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 37 | import android.view.SurfaceHolder; |
| 38 | |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 39 | import com.android.camera.debug.Log; |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 40 | |
Sascha Haeberling | 5850115 | 2014-01-06 11:02:35 -0800 | [diff] [blame] | 41 | import java.io.IOException; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 42 | import java.util.LinkedList; |
| 43 | import java.util.Queue; |
Sascha Haeberling | 5850115 | 2014-01-06 11:02:35 -0800 | [diff] [blame] | 44 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 45 | /** |
| 46 | * A class to implement {@link CameraManager} of the Android camera framework. |
| 47 | */ |
| 48 | class AndroidCameraManagerImpl implements CameraManager { |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 49 | private static final Log.Tag TAG = new Log.Tag("AndroidCamMgrImpl"); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 50 | private static final long CAMERA_OPERATION_TIMEOUT_MS = 2500; |
| 51 | private static final long MAX_MESSAGE_QUEUE_LENGTH = 256; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 52 | |
| 53 | private Parameters mParameters; |
| 54 | private boolean mParametersIsDirty; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 55 | |
| 56 | /* Messages used in CameraHandler. */ |
| 57 | // Camera initialization/finalization |
| 58 | private static final int OPEN_CAMERA = 1; |
| 59 | private static final int RELEASE = 2; |
| 60 | private static final int RECONNECT = 3; |
| 61 | private static final int UNLOCK = 4; |
| 62 | private static final int LOCK = 5; |
| 63 | // Preview |
| 64 | private static final int SET_PREVIEW_TEXTURE_ASYNC = 101; |
| 65 | private static final int START_PREVIEW_ASYNC = 102; |
| 66 | private static final int STOP_PREVIEW = 103; |
| 67 | private static final int SET_PREVIEW_CALLBACK_WITH_BUFFER = 104; |
| 68 | private static final int ADD_CALLBACK_BUFFER = 105; |
| 69 | private static final int SET_PREVIEW_DISPLAY_ASYNC = 106; |
| 70 | private static final int SET_PREVIEW_CALLBACK = 107; |
Doris Liu | 4d4a4bc | 2013-12-19 18:55:54 -0800 | [diff] [blame] | 71 | private static final int SET_ONE_SHOT_PREVIEW_CALLBACK = 108; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 72 | // Parameters |
| 73 | private static final int SET_PARAMETERS = 201; |
| 74 | private static final int GET_PARAMETERS = 202; |
| 75 | private static final int REFRESH_PARAMETERS = 203; |
| 76 | // Focus, Zoom |
| 77 | private static final int AUTO_FOCUS = 301; |
| 78 | private static final int CANCEL_AUTO_FOCUS = 302; |
| 79 | private static final int SET_AUTO_FOCUS_MOVE_CALLBACK = 303; |
| 80 | private static final int SET_ZOOM_CHANGE_LISTENER = 304; |
| 81 | // Face detection |
| 82 | private static final int SET_FACE_DETECTION_LISTENER = 461; |
| 83 | private static final int START_FACE_DETECTION = 462; |
| 84 | private static final int STOP_FACE_DETECTION = 463; |
| 85 | private static final int SET_ERROR_CALLBACK = 464; |
| 86 | // Presentation |
| 87 | private static final int ENABLE_SHUTTER_SOUND = 501; |
| 88 | private static final int SET_DISPLAY_ORIENTATION = 502; |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 89 | // Capture |
| 90 | private static final int CAPTURE_PHOTO = 601; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 91 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 92 | /** Camera states **/ |
| 93 | // These states are defined bitwise so we can easily to specify a set of |
| 94 | // states together. |
| 95 | private static final int CAMERA_UNOPENED = 1; |
| 96 | private static final int CAMERA_IDLE = 1 << 1; |
| 97 | private static final int CAMERA_UNLOCKED = 1 << 2; |
| 98 | private static final int CAMERA_CAPTURING = 1 << 3; |
| 99 | private static final int CAMERA_FOCUSING = 1 << 4; |
| 100 | |
Sascha Haeberling | 5850115 | 2014-01-06 11:02:35 -0800 | [diff] [blame] | 101 | private final CameraHandler mCameraHandler; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 102 | private final HandlerThread mCameraHandlerThread; |
| 103 | private final CameraStateHolder mCameraState; |
| 104 | private final DispatchThread mDispatchThread; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 105 | |
| 106 | // Used to retain a copy of Parameters for setting parameters. |
| 107 | private Parameters mParamsToSet; |
| 108 | |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 109 | private Handler mCameraExceptionCallbackHandler; |
| 110 | private CameraExceptionCallback mCameraExceptionCallback = |
| 111 | new CameraExceptionCallback() { |
| 112 | @Override |
| 113 | public void onCameraException(RuntimeException e) { |
| 114 | throw e; |
| 115 | } |
| 116 | }; |
| 117 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 118 | AndroidCameraManagerImpl() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 119 | mCameraHandlerThread = new HandlerThread("Camera Handler Thread"); |
| 120 | mCameraHandlerThread.start(); |
| 121 | mCameraHandler = new CameraHandler(mCameraHandlerThread.getLooper()); |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 122 | mCameraExceptionCallbackHandler = mCameraHandler; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 123 | mCameraState = new CameraStateHolder(); |
| 124 | mDispatchThread = new DispatchThread(); |
| 125 | mDispatchThread.start(); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 126 | } |
| 127 | |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 128 | @Override |
| 129 | public void setCameraDefaultExceptionCallback(CameraExceptionCallback callback, |
| 130 | Handler handler) { |
| 131 | synchronized (mCameraExceptionCallback) { |
| 132 | mCameraExceptionCallback = callback; |
| 133 | mCameraExceptionCallbackHandler = handler; |
| 134 | } |
| 135 | } |
| 136 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 137 | /** |
| 138 | * Recycles the resources used by this instance. CameraManager will be in |
| 139 | * an unusable state after calling this. |
| 140 | */ |
| 141 | public void recycle() { |
| 142 | mDispatchThread.end(); |
| 143 | } |
| 144 | |
| 145 | private static class CameraStateHolder { |
| 146 | private int mState; |
| 147 | |
| 148 | public CameraStateHolder() { |
| 149 | setState(CAMERA_UNOPENED); |
| 150 | } |
| 151 | |
| 152 | public CameraStateHolder(int state) { |
| 153 | setState(state); |
| 154 | } |
| 155 | |
| 156 | public synchronized void setState(int state) { |
| 157 | mState = state; |
| 158 | this.notifyAll(); |
| 159 | } |
| 160 | |
| 161 | public synchronized int getState() { |
| 162 | return mState; |
| 163 | } |
| 164 | |
| 165 | private interface ConditionChecker { |
| 166 | /** |
| 167 | * @return Whether the condition holds. |
| 168 | */ |
| 169 | boolean success(); |
| 170 | } |
| 171 | |
| 172 | /** |
| 173 | * A helper method used by {@link #waitToAvoidStates(int)} and |
| 174 | * {@link #waitForStates(int)}. This method will wait until the |
| 175 | * condition is successful. |
| 176 | * |
| 177 | * @param stateChecker The state checker to be used. |
| 178 | * @param timeoutMs The timeout limit in milliseconds. |
| 179 | * @return {@code false} if the wait is interrupted or timeout limit is |
| 180 | * reached. |
| 181 | */ |
| 182 | private boolean waitForCondition(ConditionChecker stateChecker, |
| 183 | long timeoutMs) { |
| 184 | long timeBound = SystemClock.uptimeMillis() + timeoutMs; |
| 185 | synchronized (this) { |
| 186 | while (!stateChecker.success()) { |
| 187 | try { |
| 188 | this.wait(timeoutMs); |
| 189 | } catch (InterruptedException ex) { |
| 190 | if (SystemClock.uptimeMillis() > timeBound) { |
| 191 | // Timeout. |
| 192 | Log.w(TAG, "Timeout waiting."); |
| 193 | } |
| 194 | return false; |
| 195 | } |
| 196 | } |
| 197 | } |
| 198 | return true; |
| 199 | } |
| 200 | |
| 201 | /** |
| 202 | * Block the current thread until the state becomes one of the |
| 203 | * specified. |
| 204 | * |
| 205 | * @param states Expected states. |
| 206 | * @return {@code false} if the wait is interrupted or timeout limit is |
| 207 | * reached. |
| 208 | */ |
| 209 | public boolean waitForStates(final int states) { |
| 210 | return waitForCondition(new ConditionChecker() { |
| 211 | @Override |
| 212 | public boolean success() { |
| 213 | return (states | mState) == states; |
| 214 | } |
| 215 | }, CAMERA_OPERATION_TIMEOUT_MS); |
| 216 | } |
| 217 | |
| 218 | /** |
| 219 | * Block the current thread until the state becomes NOT one of the |
| 220 | * specified. |
| 221 | * |
| 222 | * @param states States to avoid. |
| 223 | * @return {@code false} if the wait is interrupted or timeout limit is |
| 224 | * reached. |
| 225 | */ |
| 226 | public boolean waitToAvoidStates(final int states) { |
| 227 | return waitForCondition(new ConditionChecker() { |
| 228 | @Override |
| 229 | public boolean success() { |
| 230 | return (states & mState) == 0; |
| 231 | } |
| 232 | }, CAMERA_OPERATION_TIMEOUT_MS); |
| 233 | } |
| 234 | } |
| 235 | |
| 236 | /** |
| 237 | * The handler on which the actual camera operations happen. |
| 238 | */ |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 239 | private class CameraHandler extends Handler { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 240 | private Camera mCamera; |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 241 | private class CaptureCallbacks { |
| 242 | public final ShutterCallback mShutter; |
| 243 | public final PictureCallback mRaw; |
| 244 | public final PictureCallback mPostView; |
| 245 | public final PictureCallback mJpeg; |
| 246 | |
| 247 | CaptureCallbacks(ShutterCallback shutter, PictureCallback raw, PictureCallback postView, |
| 248 | PictureCallback jpeg) { |
| 249 | mShutter = shutter; |
| 250 | mRaw = raw; |
| 251 | mPostView = postView; |
| 252 | mJpeg = jpeg; |
| 253 | } |
| 254 | } |
| 255 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 256 | CameraHandler(Looper looper) { |
| 257 | super(looper); |
| 258 | } |
| 259 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 260 | private void startFaceDetection() { |
| 261 | mCamera.startFaceDetection(); |
| 262 | } |
| 263 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 264 | private void stopFaceDetection() { |
| 265 | mCamera.stopFaceDetection(); |
| 266 | } |
| 267 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 268 | private void setFaceDetectionListener(FaceDetectionListener listener) { |
| 269 | mCamera.setFaceDetectionListener(listener); |
| 270 | } |
| 271 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 272 | private void setPreviewTexture(Object surfaceTexture) { |
| 273 | try { |
| 274 | mCamera.setPreviewTexture((SurfaceTexture) surfaceTexture); |
| 275 | } catch (IOException e) { |
Sascha Haeberling | 464f220 | 2013-10-17 15:29:38 -0700 | [diff] [blame] | 276 | Log.e(TAG, "Could not set preview texture", e); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 277 | } |
| 278 | } |
| 279 | |
Sascha Haeberling | 638e6f0 | 2013-09-18 14:28:51 -0700 | [diff] [blame] | 280 | @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1) |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 281 | private void enableShutterSound(boolean enable) { |
| 282 | mCamera.enableShutterSound(enable); |
| 283 | } |
| 284 | |
Sascha Haeberling | 638e6f0 | 2013-09-18 14:28:51 -0700 | [diff] [blame] | 285 | @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 286 | private void setAutoFocusMoveCallback( |
| 287 | android.hardware.Camera camera, Object cb) { |
| 288 | camera.setAutoFocusMoveCallback((AutoFocusMoveCallback) cb); |
| 289 | } |
| 290 | |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 291 | private void capture(final CaptureCallbacks cb) { |
| 292 | try { |
| 293 | mCamera.takePicture(cb.mShutter, cb.mRaw, cb.mPostView, cb.mJpeg); |
| 294 | } catch (RuntimeException e) { |
| 295 | // TODO: output camera state and focus state for debugging. |
| 296 | Log.e(TAG, "take picture failed."); |
| 297 | throw e; |
| 298 | } |
| 299 | } |
| 300 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 301 | public void requestTakePicture( |
| 302 | final ShutterCallback shutter, |
| 303 | final PictureCallback raw, |
| 304 | final PictureCallback postView, |
| 305 | final PictureCallback jpeg) { |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 306 | final CaptureCallbacks callbacks = new CaptureCallbacks(shutter, raw, postView, jpeg); |
| 307 | obtainMessage(CAPTURE_PHOTO, callbacks).sendToTarget(); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 308 | } |
| 309 | |
| 310 | /** |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 311 | * This method does not deal with the API level check. Everyone should |
| 312 | * check first for supported operations before sending message to this handler. |
| 313 | */ |
| 314 | @Override |
| 315 | public void handleMessage(final Message msg) { |
| 316 | try { |
| 317 | switch (msg.what) { |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 318 | case OPEN_CAMERA: { |
| 319 | final CameraOpenCallback openCallback = (CameraOpenCallback) msg.obj; |
| 320 | final int cameraId = msg.arg1; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 321 | if (mCameraState.getState() != CAMERA_UNOPENED) { |
| 322 | openCallback.onDeviceOpenedAlready(cameraId); |
| 323 | break; |
| 324 | } |
| 325 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 326 | mCamera = android.hardware.Camera.open(cameraId); |
| 327 | if (mCamera != null) { |
| 328 | mParametersIsDirty = true; |
| 329 | |
| 330 | // Get a instance of Camera.Parameters for later use. |
| 331 | if (mParamsToSet == null) { |
| 332 | mParamsToSet = mCamera.getParameters(); |
| 333 | } |
| 334 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 335 | mCameraState.setState(CAMERA_IDLE); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 336 | if (openCallback != null) { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 337 | openCallback.onCameraOpened( |
| 338 | new AndroidCameraProxyImpl(cameraId, mCamera)); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 339 | } |
| 340 | } else { |
| 341 | if (openCallback != null) { |
| 342 | openCallback.onDeviceOpenFailure(cameraId); |
| 343 | } |
| 344 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 345 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 346 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 347 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 348 | case RELEASE: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 349 | mCamera.release(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 350 | mCameraState.setState(CAMERA_UNOPENED); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 351 | mCamera = null; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 352 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 353 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 354 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 355 | case RECONNECT: { |
| 356 | final CameraOpenCallbackForward cbForward = |
| 357 | (CameraOpenCallbackForward) msg.obj; |
| 358 | final int cameraId = msg.arg1; |
| 359 | try { |
| 360 | mCamera.reconnect(); |
| 361 | } catch (IOException ex) { |
| 362 | if (cbForward != null) { |
| 363 | cbForward.onReconnectionFailure(AndroidCameraManagerImpl.this); |
| 364 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 365 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 366 | } |
| 367 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 368 | mCameraState.setState(CAMERA_IDLE); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 369 | if (cbForward != null) { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 370 | cbForward.onCameraOpened(new AndroidCameraProxyImpl(cameraId, mCamera)); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 371 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 372 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 373 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 374 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 375 | case UNLOCK: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 376 | mCamera.unlock(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 377 | mCameraState.setState(CAMERA_UNLOCKED); |
| 378 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 379 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 380 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 381 | case LOCK: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 382 | mCamera.lock(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 383 | mCameraState.setState(CAMERA_IDLE); |
| 384 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 385 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 386 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 387 | case SET_PREVIEW_TEXTURE_ASYNC: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 388 | setPreviewTexture(msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 389 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 390 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 391 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 392 | case SET_PREVIEW_DISPLAY_ASYNC: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 393 | try { |
| 394 | mCamera.setPreviewDisplay((SurfaceHolder) msg.obj); |
| 395 | } catch (IOException e) { |
| 396 | throw new RuntimeException(e); |
| 397 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 398 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 399 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 400 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 401 | case START_PREVIEW_ASYNC: { |
Erin Dahlgren | d05374f | 2014-03-11 16:23:29 -0700 | [diff] [blame] | 402 | final CameraStartPreviewCallbackForward cbForward = |
| 403 | (CameraStartPreviewCallbackForward) msg.obj; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 404 | mCamera.startPreview(); |
Erin Dahlgren | d05374f | 2014-03-11 16:23:29 -0700 | [diff] [blame] | 405 | if (cbForward != null) { |
| 406 | cbForward.onPreviewStarted(); |
| 407 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 408 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 409 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 410 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 411 | case STOP_PREVIEW: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 412 | mCamera.stopPreview(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 413 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 414 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 415 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 416 | case SET_PREVIEW_CALLBACK_WITH_BUFFER: { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 417 | mCamera.setPreviewCallbackWithBuffer((PreviewCallback) msg.obj); |
| 418 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 419 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 420 | |
Doris Liu | 4d4a4bc | 2013-12-19 18:55:54 -0800 | [diff] [blame] | 421 | case SET_ONE_SHOT_PREVIEW_CALLBACK: { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 422 | mCamera.setOneShotPreviewCallback((PreviewCallback) msg.obj); |
| 423 | break; |
Doris Liu | 4d4a4bc | 2013-12-19 18:55:54 -0800 | [diff] [blame] | 424 | } |
| 425 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 426 | case ADD_CALLBACK_BUFFER: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 427 | mCamera.addCallbackBuffer((byte[]) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 428 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 429 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 430 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 431 | case AUTO_FOCUS: { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 432 | mCameraState.setState(CAMERA_FOCUSING); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 433 | mCamera.autoFocus((AutoFocusCallback) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 434 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 435 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 436 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 437 | case CANCEL_AUTO_FOCUS: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 438 | mCamera.cancelAutoFocus(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 439 | mCameraState.setState(CAMERA_IDLE); |
| 440 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 441 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 442 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 443 | case SET_AUTO_FOCUS_MOVE_CALLBACK: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 444 | setAutoFocusMoveCallback(mCamera, msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 445 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 446 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 447 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 448 | case SET_DISPLAY_ORIENTATION: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 449 | mCamera.setDisplayOrientation(msg.arg1); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 450 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 451 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 452 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 453 | case SET_ZOOM_CHANGE_LISTENER: { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 454 | mCamera.setZoomChangeListener((OnZoomChangeListener) msg.obj); |
| 455 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 456 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 457 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 458 | case SET_FACE_DETECTION_LISTENER: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 459 | setFaceDetectionListener((FaceDetectionListener) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 460 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 461 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 462 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 463 | case START_FACE_DETECTION: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 464 | startFaceDetection(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 465 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 466 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 467 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 468 | case STOP_FACE_DETECTION: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 469 | stopFaceDetection(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 470 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 471 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 472 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 473 | case SET_ERROR_CALLBACK: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 474 | mCamera.setErrorCallback((ErrorCallback) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 475 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 476 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 477 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 478 | case SET_PARAMETERS: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 479 | mParametersIsDirty = true; |
| 480 | mParamsToSet.unflatten((String) msg.obj); |
| 481 | mCamera.setParameters(mParamsToSet); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 482 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 483 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 484 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 485 | case GET_PARAMETERS: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 486 | if (mParametersIsDirty) { |
| 487 | mParameters = mCamera.getParameters(); |
| 488 | mParametersIsDirty = false; |
| 489 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 490 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 491 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 492 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 493 | case SET_PREVIEW_CALLBACK: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 494 | mCamera.setPreviewCallback((PreviewCallback) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 495 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 496 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 497 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 498 | case ENABLE_SHUTTER_SOUND: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 499 | enableShutterSound((msg.arg1 == 1) ? true : false); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 500 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 501 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 502 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 503 | case REFRESH_PARAMETERS: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 504 | mParametersIsDirty = true; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 505 | break; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 506 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 507 | |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 508 | case CAPTURE_PHOTO: { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 509 | mCameraState.setState(CAMERA_CAPTURING); |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 510 | capture((CaptureCallbacks) msg.obj); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 511 | break; |
Angus Kong | 188cfc3 | 2013-11-17 03:04:04 -0800 | [diff] [blame] | 512 | } |
| 513 | |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 514 | default: { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 515 | throw new RuntimeException("Invalid CameraProxy message=" + msg.what); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 516 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 517 | } |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 518 | } catch (final RuntimeException e) { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 519 | if (msg.what != RELEASE && mCamera != null) { |
| 520 | try { |
| 521 | mCamera.release(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 522 | mCameraState.setState(CAMERA_UNOPENED); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 523 | } catch (Exception ex) { |
| 524 | Log.e(TAG, "Fail to release the camera."); |
| 525 | } |
| 526 | mCamera = null; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 527 | } else { |
| 528 | if (mCamera == null) { |
| 529 | if (msg.what == OPEN_CAMERA) { |
| 530 | if (msg.obj != null) { |
| 531 | ((CameraOpenCallback) msg.obj).onDeviceOpenFailure(msg.arg1); |
| 532 | } |
| 533 | } else { |
Erin Dahlgren | d05374f | 2014-03-11 16:23:29 -0700 | [diff] [blame] | 534 | Log.w(TAG, "Cannot handle message " + msg.what + ", mCamera is null."); |
ztenghui | cfc148d | 2013-10-28 15:27:02 -0700 | [diff] [blame] | 535 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 536 | return; |
ztenghui | cfc148d | 2013-10-28 15:27:02 -0700 | [diff] [blame] | 537 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 538 | } |
Erin Dahlgren | 630d55b | 2014-03-10 14:40:59 -0700 | [diff] [blame] | 539 | synchronized (mCameraExceptionCallback) { |
| 540 | mCameraExceptionCallbackHandler.post(new Runnable() { |
| 541 | @Override |
| 542 | public void run() { |
| 543 | mCameraExceptionCallback.onCameraException(e); |
| 544 | } |
| 545 | }); |
| 546 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 547 | } |
| 548 | } |
| 549 | } |
| 550 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 551 | private class DispatchThread extends Thread { |
| 552 | |
| 553 | private Queue<Runnable> mJobQueue; |
| 554 | private Boolean mIsEnded; |
| 555 | |
| 556 | public DispatchThread() { |
| 557 | super("Camera Job Dispatch Thread"); |
| 558 | mJobQueue = new LinkedList<Runnable>(); |
| 559 | mIsEnded = new Boolean(false); |
| 560 | } |
| 561 | |
| 562 | /** |
| 563 | * Queues up the job. |
| 564 | * |
| 565 | * @param job The job to run. |
| 566 | */ |
| 567 | public void runJob(Runnable job) { |
| 568 | if (isEnded()) { |
| 569 | throw new IllegalStateException( |
| 570 | "Trying to run job on interrupted dispatcher thread"); |
| 571 | } |
| 572 | synchronized (mJobQueue) { |
| 573 | if (mJobQueue.size() == MAX_MESSAGE_QUEUE_LENGTH) { |
| 574 | throw new RuntimeException("Camera master thread job queue full"); |
| 575 | } |
| 576 | |
| 577 | mJobQueue.add(job); |
| 578 | mJobQueue.notifyAll(); |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | /** |
| 583 | * Queues up the job and wait for it to be done. |
| 584 | * |
| 585 | * @param job The job to run. |
| 586 | * @param timeoutMs Timeout limit in milliseconds. |
| 587 | * @return Whether the waiting is interrupted. |
| 588 | */ |
| 589 | public boolean runJobSync(final Runnable job, Object waitLock, long timeoutMs) { |
| 590 | synchronized (waitLock) { |
| 591 | long timeoutBound = SystemClock.uptimeMillis() + timeoutMs; |
| 592 | try { |
| 593 | runJob(job); |
| 594 | waitLock.wait(); |
| 595 | } catch (InterruptedException ex) { |
| 596 | Log.v(TAG, "Job interrupted"); |
| 597 | if (SystemClock.uptimeMillis() > timeoutBound) { |
| 598 | // Timeout. |
| 599 | Log.v(TAG, "Timeout waiting camera operation"); |
| 600 | } |
| 601 | return false; |
| 602 | } |
| 603 | } |
| 604 | return true; |
| 605 | } |
| 606 | |
| 607 | /** |
| 608 | * Gracefully ends this thread. Will stop after all jobs are processed. |
| 609 | */ |
| 610 | public void end() { |
| 611 | synchronized (mIsEnded) { |
| 612 | mIsEnded = true; |
| 613 | } |
| 614 | synchronized(mJobQueue) { |
| 615 | mJobQueue.notifyAll(); |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | private boolean isEnded() { |
| 620 | synchronized (mIsEnded) { |
| 621 | return mIsEnded; |
| 622 | } |
| 623 | } |
| 624 | |
| 625 | @Override |
| 626 | public void run() { |
| 627 | while(true) { |
| 628 | Runnable job = null; |
| 629 | synchronized (mJobQueue) { |
| 630 | while (mJobQueue.size() == 0 && !isEnded()) { |
| 631 | try { |
| 632 | mJobQueue.wait(); |
| 633 | } catch (InterruptedException ex) { |
| 634 | Log.v(TAG, "Dispatcher thread wait() interrupted, exiting"); |
| 635 | break; |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | job = mJobQueue.poll(); |
| 640 | } |
| 641 | |
| 642 | if (job == null) { |
| 643 | // mJobQueue.poll() returning null means wait() is |
| 644 | // interrupted and the queue is empty. |
| 645 | if (isEnded()) { |
| 646 | break; |
| 647 | } |
| 648 | continue; |
| 649 | } |
| 650 | |
| 651 | job.run(); |
| 652 | |
| 653 | synchronized (DispatchThread.this) { |
| 654 | mCameraHandler.post(new Runnable() { |
| 655 | @Override |
| 656 | public void run() { |
| 657 | synchronized (DispatchThread.this) { |
| 658 | DispatchThread.this.notifyAll(); |
| 659 | } |
| 660 | } |
| 661 | }); |
| 662 | try { |
| 663 | DispatchThread.this.wait(); |
| 664 | } catch (InterruptedException ex) { |
| 665 | // TODO: do something here. |
| 666 | } |
| 667 | } |
| 668 | } |
| 669 | mCameraHandlerThread.quitSafely(); |
| 670 | } |
| 671 | } |
| 672 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 673 | @Override |
Angus Kong | e6a62c4 | 2014-02-28 10:38:20 -0800 | [diff] [blame] | 674 | public void cameraOpen(final Handler handler, final int cameraId, |
| 675 | final CameraOpenCallback callback) { |
| 676 | mDispatchThread.runJob(new Runnable() { |
| 677 | @Override |
| 678 | public void run() { |
| 679 | mCameraHandler.obtainMessage(OPEN_CAMERA, cameraId, 0, |
| 680 | CameraOpenCallbackForward.getNewInstance(handler, callback)).sendToTarget(); |
| 681 | } |
| 682 | }); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 683 | } |
| 684 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 685 | /** |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 686 | * A class which implements {@link CameraManager.CameraProxy} and |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 687 | * camera handler thread. |
| 688 | */ |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 689 | private class AndroidCameraProxyImpl implements CameraManager.CameraProxy { |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 690 | private final int mCameraId; |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 691 | /* TODO: remove this Camera instance. */ |
| 692 | private final Camera mCamera; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 693 | |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 694 | private AndroidCameraProxyImpl(int cameraId, Camera camera) { |
| 695 | mCamera = camera; |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 696 | mCameraId = cameraId; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 697 | } |
| 698 | |
| 699 | @Override |
| 700 | public android.hardware.Camera getCamera() { |
| 701 | return mCamera; |
| 702 | } |
| 703 | |
| 704 | @Override |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 705 | public int getCameraId() { |
| 706 | return mCameraId; |
| 707 | } |
| 708 | |
| 709 | // TODO: Make this package private. |
| 710 | @Override |
| 711 | public void release(boolean sync) { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 712 | Log.v(TAG, "camera manager release"); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 713 | if (sync) { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 714 | final WaitDoneBundle bundle = new WaitDoneBundle(); |
| 715 | mDispatchThread.runJobSync(new Runnable() { |
| 716 | @Override |
| 717 | public void run() { |
| 718 | mCameraHandler.sendEmptyMessage(RELEASE); |
| 719 | mCameraHandler.post(bundle.mUnlockRunnable); |
| 720 | } |
| 721 | }, bundle.mWaitLock, CAMERA_OPERATION_TIMEOUT_MS); |
| 722 | } else { |
| 723 | mDispatchThread.runJob(new Runnable() { |
| 724 | @Override |
| 725 | public void run() { |
| 726 | mCameraHandler.removeCallbacksAndMessages(null); |
| 727 | mCameraHandler.sendEmptyMessage(RELEASE); |
| 728 | } |
| 729 | }); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 730 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 731 | } |
| 732 | |
| 733 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 734 | public void reconnect(final Handler handler, final CameraOpenCallback cb) { |
| 735 | mDispatchThread.runJob(new Runnable() { |
| 736 | @Override |
| 737 | public void run() { |
| 738 | mCameraHandler.obtainMessage(RECONNECT, mCameraId, 0, |
| 739 | CameraOpenCallbackForward.getNewInstance(handler, cb)).sendToTarget(); |
Angus Kong | 20fad24 | 2013-11-11 18:23:46 -0800 | [diff] [blame] | 740 | } |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 741 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 742 | } |
| 743 | |
| 744 | @Override |
| 745 | public void unlock() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 746 | final WaitDoneBundle bundle = new WaitDoneBundle(); |
| 747 | mDispatchThread.runJobSync(new Runnable() { |
| 748 | @Override |
| 749 | public void run() { |
| 750 | mCameraHandler.sendEmptyMessage(UNLOCK); |
| 751 | mCameraHandler.post(bundle.mUnlockRunnable); |
| 752 | } |
| 753 | }, bundle.mWaitLock, CAMERA_OPERATION_TIMEOUT_MS); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 754 | } |
| 755 | |
| 756 | @Override |
| 757 | public void lock() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 758 | mDispatchThread.runJob(new Runnable() { |
| 759 | @Override |
| 760 | public void run() { |
| 761 | mCameraHandler.sendEmptyMessage(LOCK); |
| 762 | } |
| 763 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 764 | } |
| 765 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 766 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 767 | public void setPreviewTexture(final SurfaceTexture surfaceTexture) { |
| 768 | mDispatchThread.runJob(new Runnable() { |
| 769 | @Override |
| 770 | public void run() { |
| 771 | mCameraHandler.obtainMessage(SET_PREVIEW_TEXTURE_ASYNC, surfaceTexture) |
| 772 | .sendToTarget(); |
| 773 | } |
| 774 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 775 | } |
| 776 | |
| 777 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 778 | public void setPreviewTextureSync(final SurfaceTexture surfaceTexture) { |
| 779 | final WaitDoneBundle bundle = new WaitDoneBundle(); |
| 780 | mDispatchThread.runJobSync(new Runnable() { |
| 781 | @Override |
| 782 | public void run() { |
| 783 | mCameraHandler.obtainMessage(SET_PREVIEW_TEXTURE_ASYNC, surfaceTexture) |
| 784 | .sendToTarget(); |
| 785 | mCameraHandler.post(bundle.mUnlockRunnable); |
| 786 | } |
| 787 | }, bundle.mWaitLock, CAMERA_OPERATION_TIMEOUT_MS); |
Erin Dahlgren | d8de077 | 2014-02-03 10:12:27 -0800 | [diff] [blame] | 788 | } |
| 789 | |
| 790 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 791 | public void setPreviewDisplay(final SurfaceHolder surfaceHolder) { |
| 792 | mDispatchThread.runJob(new Runnable() { |
| 793 | @Override |
| 794 | public void run() { |
| 795 | mCameraHandler.obtainMessage(SET_PREVIEW_DISPLAY_ASYNC, surfaceHolder) |
| 796 | .sendToTarget(); |
| 797 | } |
| 798 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 799 | } |
| 800 | |
| 801 | @Override |
| 802 | public void startPreview() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 803 | mDispatchThread.runJob(new Runnable() { |
| 804 | @Override |
| 805 | public void run() { |
Erin Dahlgren | d05374f | 2014-03-11 16:23:29 -0700 | [diff] [blame] | 806 | mCameraHandler.obtainMessage(START_PREVIEW_ASYNC, null).sendToTarget(); |
| 807 | } |
| 808 | }); |
| 809 | } |
| 810 | |
| 811 | @Override |
| 812 | public void startPreviewWithCallback(final Handler handler, |
| 813 | final CameraStartPreviewCallback cb) { |
| 814 | mDispatchThread.runJob(new Runnable() { |
| 815 | @Override |
| 816 | public void run() { |
| 817 | mCameraHandler.obtainMessage(START_PREVIEW_ASYNC, |
| 818 | CameraStartPreviewCallbackForward.getNewInstance(handler, cb)).sendToTarget(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 819 | } |
| 820 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 821 | } |
| 822 | |
| 823 | @Override |
| 824 | public void stopPreview() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 825 | final WaitDoneBundle bundle = new WaitDoneBundle(); |
| 826 | mDispatchThread.runJobSync(new Runnable() { |
| 827 | @Override |
| 828 | public void run() { |
| 829 | mCameraHandler.sendEmptyMessage(STOP_PREVIEW); |
| 830 | mCameraHandler.post(bundle.mUnlockRunnable); |
| 831 | } |
| 832 | }, bundle.mWaitLock, CAMERA_OPERATION_TIMEOUT_MS); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 833 | } |
| 834 | |
| 835 | @Override |
| 836 | public void setPreviewDataCallback( |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 837 | final Handler handler, final CameraPreviewDataCallback cb) { |
| 838 | mDispatchThread.runJob(new Runnable() { |
| 839 | @Override |
| 840 | public void run() { |
| 841 | mCameraHandler.obtainMessage(SET_PREVIEW_CALLBACK, PreviewCallbackForward |
| 842 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb)) |
| 843 | .sendToTarget(); |
| 844 | } |
| 845 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 846 | } |
Doris Liu | 4d4a4bc | 2013-12-19 18:55:54 -0800 | [diff] [blame] | 847 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 848 | public void setOneShotPreviewCallback(final Handler handler, |
| 849 | final CameraPreviewDataCallback cb) { |
| 850 | mDispatchThread.runJob(new Runnable() { |
| 851 | @Override |
| 852 | public void run() { |
| 853 | mCameraHandler.obtainMessage(SET_ONE_SHOT_PREVIEW_CALLBACK, |
| 854 | PreviewCallbackForward |
| 855 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb)) |
| 856 | .sendToTarget(); |
| 857 | } |
| 858 | }); |
Doris Liu | 4d4a4bc | 2013-12-19 18:55:54 -0800 | [diff] [blame] | 859 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 860 | |
| 861 | @Override |
| 862 | public void setPreviewDataCallbackWithBuffer( |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 863 | final Handler handler, final CameraPreviewDataCallback cb) { |
| 864 | mDispatchThread.runJob(new Runnable() { |
| 865 | @Override |
| 866 | public void run() { |
| 867 | mCameraHandler.obtainMessage(SET_PREVIEW_CALLBACK_WITH_BUFFER, |
| 868 | PreviewCallbackForward |
| 869 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb)) |
| 870 | .sendToTarget(); |
| 871 | } |
| 872 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 873 | } |
| 874 | |
| 875 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 876 | public void addCallbackBuffer(final byte[] callbackBuffer) { |
| 877 | mDispatchThread.runJob(new Runnable() { |
| 878 | @Override |
| 879 | public void run() { |
| 880 | mCameraHandler.obtainMessage(ADD_CALLBACK_BUFFER, callbackBuffer) |
| 881 | .sendToTarget(); |
| 882 | } |
| 883 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 884 | } |
| 885 | |
| 886 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 887 | public void autoFocus(final Handler handler, final CameraAFCallback cb) { |
| 888 | final AutoFocusCallback afCallback = new AutoFocusCallback() { |
| 889 | @Override |
| 890 | public void onAutoFocus(final boolean b, Camera camera) { |
| 891 | if (mCameraState.getState() != CAMERA_FOCUSING) { |
| 892 | Log.w(TAG, "onAutoFocus callback returning when not focusing"); |
| 893 | } else { |
| 894 | mCameraState.setState(CAMERA_IDLE); |
| 895 | } |
| 896 | handler.post(new Runnable() { |
| 897 | @Override |
| 898 | public void run() { |
| 899 | cb.onAutoFocus(b, AndroidCameraProxyImpl.this); |
| 900 | } |
| 901 | }); |
| 902 | } |
| 903 | }; |
| 904 | mDispatchThread.runJob(new Runnable() { |
| 905 | @Override |
| 906 | public void run() { |
| 907 | mCameraState.waitForStates(CAMERA_IDLE); |
| 908 | mCameraHandler.obtainMessage(AUTO_FOCUS, afCallback).sendToTarget(); |
| 909 | } |
| 910 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | @Override |
| 914 | public void cancelAutoFocus() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 915 | mDispatchThread.runJob(new Runnable() { |
| 916 | @Override |
| 917 | public void run() { |
| 918 | mCameraHandler.removeMessages(AUTO_FOCUS); |
| 919 | mCameraHandler.sendEmptyMessage(CANCEL_AUTO_FOCUS); |
| 920 | } |
| 921 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 922 | } |
| 923 | |
Sascha Haeberling | 638e6f0 | 2013-09-18 14:28:51 -0700 | [diff] [blame] | 924 | @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 925 | @Override |
| 926 | public void setAutoFocusMoveCallback( |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 927 | final Handler handler, final CameraAFMoveCallback cb) { |
| 928 | mDispatchThread.runJob(new Runnable() { |
| 929 | @Override |
| 930 | public void run() { |
| 931 | mCameraHandler.obtainMessage(SET_AUTO_FOCUS_MOVE_CALLBACK, AFMoveCallbackForward |
| 932 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb)) |
| 933 | .sendToTarget(); |
| 934 | } |
| 935 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 936 | } |
| 937 | |
| 938 | @Override |
| 939 | public void takePicture( |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 940 | final Handler handler, final CameraShutterCallback shutter, |
| 941 | final CameraPictureCallback raw, final CameraPictureCallback post, |
| 942 | final CameraPictureCallback jpeg) { |
| 943 | final PictureCallback jpegCallback = new PictureCallback() { |
| 944 | @Override |
| 945 | public void onPictureTaken(final byte[] data, Camera camera) { |
| 946 | if (mCameraState.getState() != CAMERA_CAPTURING) { |
| 947 | Log.v(TAG, "picture callback returning when not capturing"); |
| 948 | } else { |
| 949 | mCameraState.setState(CAMERA_IDLE); |
| 950 | } |
| 951 | handler.post(new Runnable() { |
| 952 | @Override |
| 953 | public void run() { |
| 954 | jpeg.onPictureTaken(data, AndroidCameraProxyImpl.this); |
| 955 | } |
| 956 | }); |
| 957 | } |
| 958 | }; |
| 959 | |
| 960 | mDispatchThread.runJob(new Runnable() { |
| 961 | @Override |
| 962 | public void run() { |
| 963 | mCameraState.waitForStates(CAMERA_IDLE); |
| 964 | mCameraHandler.requestTakePicture(ShutterCallbackForward |
| 965 | .getNewInstance(handler, AndroidCameraProxyImpl.this, shutter), |
| 966 | PictureCallbackForward |
| 967 | .getNewInstance(handler, AndroidCameraProxyImpl.this, raw), |
| 968 | PictureCallbackForward |
| 969 | .getNewInstance(handler, AndroidCameraProxyImpl.this, post), |
| 970 | jpegCallback); |
| 971 | } |
| 972 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 973 | } |
| 974 | |
| 975 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 976 | public void setDisplayOrientation(final int degrees) { |
| 977 | mDispatchThread.runJob(new Runnable() { |
| 978 | @Override |
| 979 | public void run() { |
| 980 | mCameraHandler.obtainMessage(SET_DISPLAY_ORIENTATION, degrees, 0) |
| 981 | .sendToTarget(); |
| 982 | } |
| 983 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 984 | } |
| 985 | |
| 986 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 987 | public void setZoomChangeListener(final OnZoomChangeListener listener) { |
| 988 | mDispatchThread.runJob(new Runnable() { |
| 989 | @Override |
| 990 | public void run() { |
| 991 | mCameraHandler.obtainMessage(SET_ZOOM_CHANGE_LISTENER, listener).sendToTarget(); |
| 992 | } |
| 993 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 994 | } |
| 995 | |
Sascha Haeberling | 5850115 | 2014-01-06 11:02:35 -0800 | [diff] [blame] | 996 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 997 | public void setFaceDetectionCallback(final Handler handler, |
| 998 | final CameraFaceDetectionCallback cb) { |
| 999 | mDispatchThread.runJob(new Runnable() { |
| 1000 | @Override |
| 1001 | public void run() { |
| 1002 | mCameraHandler.obtainMessage(SET_FACE_DETECTION_LISTENER, |
| 1003 | FaceDetectionCallbackForward |
| 1004 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb)) |
| 1005 | .sendToTarget(); |
| 1006 | } |
| 1007 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1008 | } |
| 1009 | |
| 1010 | @Override |
| 1011 | public void startFaceDetection() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1012 | mDispatchThread.runJob(new Runnable() { |
| 1013 | @Override |
| 1014 | public void run() { |
| 1015 | mCameraHandler.sendEmptyMessage(START_FACE_DETECTION); |
| 1016 | } |
| 1017 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1018 | } |
| 1019 | |
| 1020 | @Override |
| 1021 | public void stopFaceDetection() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1022 | mDispatchThread.runJob(new Runnable() { |
| 1023 | @Override |
| 1024 | public void run() { |
| 1025 | mCameraHandler.sendEmptyMessage(STOP_FACE_DETECTION); |
| 1026 | } |
| 1027 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1028 | } |
| 1029 | |
| 1030 | @Override |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 1031 | public void setErrorCallback(final Handler handler, final CameraErrorCallback cb) { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1032 | mDispatchThread.runJob(new Runnable() { |
| 1033 | @Override |
| 1034 | public void run() { |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 1035 | mCameraHandler.obtainMessage(SET_ERROR_CALLBACK, ErrorCallbackForward |
| 1036 | .getNewInstance(handler, AndroidCameraProxyImpl.this, cb) |
| 1037 | ).sendToTarget(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1038 | } |
| 1039 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1040 | } |
| 1041 | |
| 1042 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1043 | public void setParameters(final Parameters params) { |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1044 | if (params == null) { |
| 1045 | Log.v(TAG, "null parameters in setParameters()"); |
| 1046 | return; |
| 1047 | } |
Angus Kong | 723cfb9 | 2014-03-04 13:59:28 -0800 | [diff] [blame] | 1048 | final String flattenedParameters = params.flatten(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1049 | mDispatchThread.runJob(new Runnable() { |
| 1050 | @Override |
| 1051 | public void run() { |
| 1052 | mCameraState.waitForStates(CAMERA_IDLE | CAMERA_UNLOCKED); |
Angus Kong | 723cfb9 | 2014-03-04 13:59:28 -0800 | [diff] [blame] | 1053 | mCameraHandler.obtainMessage(SET_PARAMETERS, flattenedParameters).sendToTarget(); |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1054 | } |
| 1055 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1056 | } |
| 1057 | |
| 1058 | @Override |
| 1059 | public Parameters getParameters() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1060 | final WaitDoneBundle bundle = new WaitDoneBundle(); |
| 1061 | mDispatchThread.runJobSync(new Runnable() { |
| 1062 | @Override |
| 1063 | public void run() { |
| 1064 | mCameraHandler.sendEmptyMessage(GET_PARAMETERS); |
| 1065 | mCameraHandler.post(bundle.mUnlockRunnable); |
| 1066 | } |
| 1067 | }, bundle.mWaitLock, CAMERA_OPERATION_TIMEOUT_MS); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1068 | return mParameters; |
| 1069 | } |
| 1070 | |
| 1071 | @Override |
| 1072 | public void refreshParameters() { |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1073 | mDispatchThread.runJob(new Runnable() { |
| 1074 | @Override |
| 1075 | public void run() { |
| 1076 | mCameraHandler.sendEmptyMessage(REFRESH_PARAMETERS); |
| 1077 | } |
| 1078 | }); |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1079 | } |
| 1080 | |
| 1081 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1082 | public void enableShutterSound(final boolean enable) { |
| 1083 | mDispatchThread.runJob(new Runnable() { |
| 1084 | @Override |
| 1085 | public void run() { |
| 1086 | mCameraHandler.obtainMessage(ENABLE_SHUTTER_SOUND, (enable ? 1 : 0), 0) |
| 1087 | .sendToTarget(); |
| 1088 | } |
| 1089 | }); |
| 1090 | } |
| 1091 | |
| 1092 | } |
| 1093 | |
| 1094 | private static class WaitDoneBundle { |
| 1095 | public Runnable mUnlockRunnable; |
| 1096 | private Object mWaitLock; |
| 1097 | |
| 1098 | WaitDoneBundle() { |
| 1099 | mWaitLock = new Object(); |
| 1100 | mUnlockRunnable = new Runnable() { |
| 1101 | @Override |
| 1102 | public void run() { |
| 1103 | synchronized (mWaitLock) { |
| 1104 | mWaitLock.notifyAll(); |
| 1105 | } |
| 1106 | } |
| 1107 | }; |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1108 | } |
| 1109 | } |
| 1110 | |
| 1111 | /** |
| 1112 | * A helper class to forward AutoFocusCallback to another thread. |
| 1113 | */ |
| 1114 | private static class AFCallbackForward implements AutoFocusCallback { |
| 1115 | private final Handler mHandler; |
| 1116 | private final CameraProxy mCamera; |
| 1117 | private final CameraAFCallback mCallback; |
| 1118 | |
| 1119 | /** |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1120 | * Returns a new instance of {@link AFCallbackForward}. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1121 | * |
| 1122 | * @param handler The handler in which the callback will be invoked in. |
| 1123 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1124 | * @param cb The callback to be invoked. |
| 1125 | * @return The instance of the {@link AFCallbackForward}, |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1126 | * or null if any parameter is null. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1127 | */ |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1128 | public static AFCallbackForward getNewInstance( |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1129 | Handler handler, CameraProxy camera, CameraAFCallback cb) { |
| 1130 | if (handler == null || camera == null || cb == null) return null; |
| 1131 | return new AFCallbackForward(handler, camera, cb); |
| 1132 | } |
| 1133 | |
| 1134 | private AFCallbackForward( |
| 1135 | Handler h, CameraProxy camera, CameraAFCallback cb) { |
| 1136 | mHandler = h; |
| 1137 | mCamera = camera; |
| 1138 | mCallback = cb; |
| 1139 | } |
| 1140 | |
| 1141 | @Override |
| 1142 | public void onAutoFocus(final boolean b, Camera camera) { |
| 1143 | mHandler.post(new Runnable() { |
| 1144 | @Override |
| 1145 | public void run() { |
| 1146 | mCallback.onAutoFocus(b, mCamera); |
| 1147 | } |
| 1148 | }); |
| 1149 | } |
| 1150 | } |
| 1151 | |
Angus Kong | 2bca210 | 2014-03-11 16:27:30 -0700 | [diff] [blame^] | 1152 | /** |
| 1153 | * A helper class to forward ErrorCallback to another thread. |
| 1154 | */ |
| 1155 | private static class ErrorCallbackForward implements Camera.ErrorCallback { |
| 1156 | private final Handler mHandler; |
| 1157 | private final CameraProxy mCamera; |
| 1158 | private final CameraErrorCallback mCallback; |
| 1159 | |
| 1160 | /** |
| 1161 | * Returns a new instance of {@link AFCallbackForward}. |
| 1162 | * |
| 1163 | * @param handler The handler in which the callback will be invoked in. |
| 1164 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1165 | * @param cb The callback to be invoked. |
| 1166 | * @return The instance of the {@link AFCallbackForward}, |
| 1167 | * or null if any parameter is null. |
| 1168 | */ |
| 1169 | public static ErrorCallbackForward getNewInstance( |
| 1170 | Handler handler, CameraProxy camera, CameraErrorCallback cb) { |
| 1171 | if (handler == null || camera == null || cb == null) return null; |
| 1172 | return new ErrorCallbackForward(handler, camera, cb); |
| 1173 | } |
| 1174 | |
| 1175 | private ErrorCallbackForward( |
| 1176 | Handler h, CameraProxy camera, CameraErrorCallback cb) { |
| 1177 | mHandler = h; |
| 1178 | mCamera = camera; |
| 1179 | mCallback = cb; |
| 1180 | } |
| 1181 | |
| 1182 | @Override |
| 1183 | public void onError(final int error, Camera camera) { |
| 1184 | mHandler.post(new Runnable() { |
| 1185 | @Override |
| 1186 | public void run() { |
| 1187 | mCallback.onError(error, mCamera); |
| 1188 | } |
| 1189 | }); |
| 1190 | } |
| 1191 | } |
| 1192 | |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1193 | /** A helper class to forward AutoFocusMoveCallback to another thread. */ |
Sascha Haeberling | 638e6f0 | 2013-09-18 14:28:51 -0700 | [diff] [blame] | 1194 | @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1195 | private static class AFMoveCallbackForward implements AutoFocusMoveCallback { |
| 1196 | private final Handler mHandler; |
| 1197 | private final CameraAFMoveCallback mCallback; |
| 1198 | private final CameraProxy mCamera; |
| 1199 | |
| 1200 | /** |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1201 | * Returns a new instance of {@link AFMoveCallbackForward}. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1202 | * |
| 1203 | * @param handler The handler in which the callback will be invoked in. |
| 1204 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1205 | * @param cb The callback to be invoked. |
| 1206 | * @return The instance of the {@link AFMoveCallbackForward}, |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1207 | * or null if any parameter is null. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1208 | */ |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1209 | public static AFMoveCallbackForward getNewInstance( |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1210 | Handler handler, CameraProxy camera, CameraAFMoveCallback cb) { |
| 1211 | if (handler == null || camera == null || cb == null) return null; |
| 1212 | return new AFMoveCallbackForward(handler, camera, cb); |
| 1213 | } |
| 1214 | |
| 1215 | private AFMoveCallbackForward( |
| 1216 | Handler h, CameraProxy camera, CameraAFMoveCallback cb) { |
| 1217 | mHandler = h; |
| 1218 | mCamera = camera; |
| 1219 | mCallback = cb; |
| 1220 | } |
| 1221 | |
| 1222 | @Override |
| 1223 | public void onAutoFocusMoving( |
| 1224 | final boolean moving, android.hardware.Camera camera) { |
| 1225 | mHandler.post(new Runnable() { |
| 1226 | @Override |
| 1227 | public void run() { |
| 1228 | mCallback.onAutoFocusMoving(moving, mCamera); |
| 1229 | } |
| 1230 | }); |
| 1231 | } |
| 1232 | } |
| 1233 | |
| 1234 | /** |
| 1235 | * A helper class to forward ShutterCallback to to another thread. |
| 1236 | */ |
| 1237 | private static class ShutterCallbackForward implements ShutterCallback { |
| 1238 | private final Handler mHandler; |
| 1239 | private final CameraShutterCallback mCallback; |
| 1240 | private final CameraProxy mCamera; |
| 1241 | |
| 1242 | /** |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1243 | * Returns a new instance of {@link ShutterCallbackForward}. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1244 | * |
| 1245 | * @param handler The handler in which the callback will be invoked in. |
| 1246 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1247 | * @param cb The callback to be invoked. |
| 1248 | * @return The instance of the {@link ShutterCallbackForward}, |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1249 | * or null if any parameter is null. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1250 | */ |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1251 | public static ShutterCallbackForward getNewInstance( |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1252 | Handler handler, CameraProxy camera, CameraShutterCallback cb) { |
| 1253 | if (handler == null || camera == null || cb == null) return null; |
| 1254 | return new ShutterCallbackForward(handler, camera, cb); |
| 1255 | } |
| 1256 | |
| 1257 | private ShutterCallbackForward( |
| 1258 | Handler h, CameraProxy camera, CameraShutterCallback cb) { |
| 1259 | mHandler = h; |
| 1260 | mCamera = camera; |
| 1261 | mCallback = cb; |
| 1262 | } |
| 1263 | |
| 1264 | @Override |
| 1265 | public void onShutter() { |
| 1266 | mHandler.post(new Runnable() { |
| 1267 | @Override |
| 1268 | public void run() { |
| 1269 | mCallback.onShutter(mCamera); |
| 1270 | } |
| 1271 | }); |
| 1272 | } |
| 1273 | } |
| 1274 | |
| 1275 | /** |
| 1276 | * A helper class to forward PictureCallback to another thread. |
| 1277 | */ |
| 1278 | private static class PictureCallbackForward implements PictureCallback { |
| 1279 | private final Handler mHandler; |
| 1280 | private final CameraPictureCallback mCallback; |
| 1281 | private final CameraProxy mCamera; |
| 1282 | |
| 1283 | /** |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1284 | * Returns a new instance of {@link PictureCallbackForward}. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1285 | * |
| 1286 | * @param handler The handler in which the callback will be invoked in. |
| 1287 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1288 | * @param cb The callback to be invoked. |
| 1289 | * @return The instance of the {@link PictureCallbackForward}, |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1290 | * or null if any parameters is null. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1291 | */ |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1292 | public static PictureCallbackForward getNewInstance( |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1293 | Handler handler, CameraProxy camera, CameraPictureCallback cb) { |
| 1294 | if (handler == null || camera == null || cb == null) return null; |
| 1295 | return new PictureCallbackForward(handler, camera, cb); |
| 1296 | } |
| 1297 | |
| 1298 | private PictureCallbackForward( |
| 1299 | Handler h, CameraProxy camera, CameraPictureCallback cb) { |
| 1300 | mHandler = h; |
| 1301 | mCamera = camera; |
| 1302 | mCallback = cb; |
| 1303 | } |
| 1304 | |
| 1305 | @Override |
| 1306 | public void onPictureTaken( |
| 1307 | final byte[] data, android.hardware.Camera camera) { |
| 1308 | mHandler.post(new Runnable() { |
| 1309 | @Override |
| 1310 | public void run() { |
| 1311 | mCallback.onPictureTaken(data, mCamera); |
| 1312 | } |
| 1313 | }); |
| 1314 | } |
| 1315 | } |
| 1316 | |
| 1317 | /** |
| 1318 | * A helper class to forward PreviewCallback to another thread. |
| 1319 | */ |
| 1320 | private static class PreviewCallbackForward implements PreviewCallback { |
| 1321 | private final Handler mHandler; |
| 1322 | private final CameraPreviewDataCallback mCallback; |
| 1323 | private final CameraProxy mCamera; |
| 1324 | |
| 1325 | /** |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1326 | * Returns a new instance of {@link PreviewCallbackForward}. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1327 | * |
| 1328 | * @param handler The handler in which the callback will be invoked in. |
| 1329 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1330 | * @param cb The callback to be invoked. |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1331 | * @return The instance of the {@link PreviewCallbackForward}, |
| 1332 | * or null if any parameters is null. |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1333 | */ |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1334 | public static PreviewCallbackForward getNewInstance( |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1335 | Handler handler, CameraProxy camera, CameraPreviewDataCallback cb) { |
| 1336 | if (handler == null || camera == null || cb == null) return null; |
| 1337 | return new PreviewCallbackForward(handler, camera, cb); |
| 1338 | } |
| 1339 | |
| 1340 | private PreviewCallbackForward( |
| 1341 | Handler h, CameraProxy camera, CameraPreviewDataCallback cb) { |
| 1342 | mHandler = h; |
| 1343 | mCamera = camera; |
| 1344 | mCallback = cb; |
| 1345 | } |
| 1346 | |
| 1347 | @Override |
| 1348 | public void onPreviewFrame( |
| 1349 | final byte[] data, android.hardware.Camera camera) { |
| 1350 | mHandler.post(new Runnable() { |
| 1351 | @Override |
| 1352 | public void run() { |
| 1353 | mCallback.onPreviewFrame(data, mCamera); |
| 1354 | } |
| 1355 | }); |
| 1356 | } |
| 1357 | } |
Angus Kong | 9e76552 | 2013-07-31 14:05:20 -0700 | [diff] [blame] | 1358 | |
| 1359 | private static class FaceDetectionCallbackForward implements FaceDetectionListener { |
| 1360 | private final Handler mHandler; |
| 1361 | private final CameraFaceDetectionCallback mCallback; |
| 1362 | private final CameraProxy mCamera; |
| 1363 | |
| 1364 | /** |
| 1365 | * Returns a new instance of {@link FaceDetectionCallbackForward}. |
| 1366 | * |
| 1367 | * @param handler The handler in which the callback will be invoked in. |
| 1368 | * @param camera The {@link CameraProxy} which the callback is from. |
| 1369 | * @param cb The callback to be invoked. |
| 1370 | * @return The instance of the {@link FaceDetectionCallbackForward}, |
| 1371 | * or null if any parameter is null. |
| 1372 | */ |
| 1373 | public static FaceDetectionCallbackForward getNewInstance( |
| 1374 | Handler handler, CameraProxy camera, CameraFaceDetectionCallback cb) { |
| 1375 | if (handler == null || camera == null || cb == null) return null; |
| 1376 | return new FaceDetectionCallbackForward(handler, camera, cb); |
| 1377 | } |
| 1378 | |
| 1379 | private FaceDetectionCallbackForward( |
| 1380 | Handler h, CameraProxy camera, CameraFaceDetectionCallback cb) { |
| 1381 | mHandler = h; |
| 1382 | mCamera = camera; |
| 1383 | mCallback = cb; |
| 1384 | } |
| 1385 | |
| 1386 | @Override |
| 1387 | public void onFaceDetection( |
| 1388 | final Camera.Face[] faces, Camera camera) { |
| 1389 | mHandler.post(new Runnable() { |
| 1390 | @Override |
| 1391 | public void run() { |
| 1392 | mCallback.onFaceDetection(faces, mCamera); |
| 1393 | } |
| 1394 | }); |
| 1395 | } |
| 1396 | } |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1397 | |
| 1398 | /** |
| 1399 | * A callback helps to invoke the original callback on another |
| 1400 | * {@link android.os.Handler}. |
| 1401 | */ |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1402 | private static class CameraOpenCallbackForward implements CameraOpenCallback { |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1403 | private final Handler mHandler; |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1404 | private final CameraOpenCallback mCallback; |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1405 | |
| 1406 | /** |
| 1407 | * Returns a new instance of {@link FaceDetectionCallbackForward}. |
| 1408 | * |
| 1409 | * @param handler The handler in which the callback will be invoked in. |
| 1410 | * @param cb The callback to be invoked. |
| 1411 | * @return The instance of the {@link FaceDetectionCallbackForward}, or |
| 1412 | * null if any parameter is null. |
| 1413 | */ |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1414 | public static CameraOpenCallbackForward getNewInstance( |
| 1415 | Handler handler, CameraOpenCallback cb) { |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1416 | if (handler == null || cb == null) { |
| 1417 | return null; |
| 1418 | } |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1419 | return new CameraOpenCallbackForward(handler, cb); |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1420 | } |
| 1421 | |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1422 | private CameraOpenCallbackForward(Handler h, CameraOpenCallback cb) { |
ztenghui | e1aa59b | 2013-10-25 14:56:32 -0700 | [diff] [blame] | 1423 | // Given that we are using the main thread handler, we can create it |
| 1424 | // here instead of holding onto the PhotoModule objects. In this |
| 1425 | // way, we can avoid memory leak. |
| 1426 | mHandler = new Handler(Looper.getMainLooper()); |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1427 | mCallback = cb; |
| 1428 | } |
| 1429 | |
| 1430 | @Override |
Angus Kong | 6284815 | 2013-11-08 17:25:29 -0800 | [diff] [blame] | 1431 | public void onCameraOpened(final CameraProxy camera) { |
| 1432 | mHandler.post(new Runnable() { |
| 1433 | @Override |
| 1434 | public void run() { |
| 1435 | mCallback.onCameraOpened(camera); |
| 1436 | } |
| 1437 | }); |
| 1438 | } |
| 1439 | |
| 1440 | @Override |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1441 | public void onCameraDisabled(final int cameraId) { |
| 1442 | mHandler.post(new Runnable() { |
| 1443 | @Override |
| 1444 | public void run() { |
| 1445 | mCallback.onCameraDisabled(cameraId); |
| 1446 | } |
| 1447 | }); |
| 1448 | } |
| 1449 | |
| 1450 | @Override |
| 1451 | public void onDeviceOpenFailure(final int cameraId) { |
| 1452 | mHandler.post(new Runnable() { |
| 1453 | @Override |
| 1454 | public void run() { |
| 1455 | mCallback.onDeviceOpenFailure(cameraId); |
| 1456 | } |
| 1457 | }); |
| 1458 | } |
| 1459 | |
| 1460 | @Override |
Angus Kong | 62753ae | 2014-02-10 10:53:54 -0800 | [diff] [blame] | 1461 | public void onDeviceOpenedAlready(final int cameraId) { |
| 1462 | mHandler.post(new Runnable() { |
| 1463 | @Override |
| 1464 | public void run() { |
| 1465 | mCallback.onDeviceOpenedAlready(cameraId); |
| 1466 | } |
| 1467 | }); |
| 1468 | } |
| 1469 | |
| 1470 | @Override |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 1471 | public void onReconnectionFailure(final CameraManager mgr) { |
| 1472 | mHandler.post(new Runnable() { |
| 1473 | @Override |
| 1474 | public void run() { |
| 1475 | mCallback.onReconnectionFailure(mgr); |
| 1476 | } |
| 1477 | }); |
| 1478 | } |
| 1479 | } |
Erin Dahlgren | d05374f | 2014-03-11 16:23:29 -0700 | [diff] [blame] | 1480 | |
| 1481 | private static class CameraStartPreviewCallbackForward |
| 1482 | implements CameraStartPreviewCallback { |
| 1483 | private final Handler mHandler; |
| 1484 | private final CameraStartPreviewCallback mCallback; |
| 1485 | |
| 1486 | public static CameraStartPreviewCallbackForward getNewInstance( |
| 1487 | Handler handler, CameraStartPreviewCallback cb) { |
| 1488 | if (handler == null || cb == null) { |
| 1489 | return null; |
| 1490 | } |
| 1491 | return new CameraStartPreviewCallbackForward(handler, cb); |
| 1492 | } |
| 1493 | |
| 1494 | private CameraStartPreviewCallbackForward(Handler h, |
| 1495 | CameraStartPreviewCallback cb) { |
| 1496 | mHandler = h; |
| 1497 | mCallback = cb; |
| 1498 | } |
| 1499 | |
| 1500 | @Override |
| 1501 | public void onPreviewStarted() { |
| 1502 | mHandler.post(new Runnable() { |
| 1503 | @Override |
| 1504 | public void run() { |
| 1505 | mCallback.onPreviewStarted(); |
| 1506 | } |
| 1507 | }); |
| 1508 | } |
| 1509 | } |
Angus Kong | 9ef9925 | 2013-07-18 18:04:19 -0700 | [diff] [blame] | 1510 | } |