Angus Kong | ed15d1a | 2013-08-19 15:06:12 -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 | |
| 17 | package com.android.camera; |
| 18 | |
| 19 | import android.content.ContentResolver; |
| 20 | import android.content.Context; |
| 21 | import android.content.Intent; |
| 22 | import android.content.res.Configuration; |
| 23 | import android.content.res.Resources; |
| 24 | import android.graphics.Bitmap; |
| 25 | import android.graphics.BitmapFactory; |
| 26 | import android.graphics.ImageFormat; |
| 27 | import android.graphics.PixelFormat; |
| 28 | import android.graphics.Point; |
| 29 | import android.graphics.Rect; |
| 30 | import android.graphics.SurfaceTexture; |
| 31 | import android.graphics.YuvImage; |
| 32 | import android.hardware.Camera.Parameters; |
| 33 | import android.hardware.Camera.Size; |
| 34 | import android.location.Location; |
| 35 | import android.net.Uri; |
| 36 | import android.os.AsyncTask; |
| 37 | import android.os.Handler; |
| 38 | import android.os.Message; |
| 39 | import android.os.PowerManager; |
| 40 | import android.util.Log; |
| 41 | import android.view.KeyEvent; |
| 42 | import android.view.OrientationEventListener; |
| 43 | import android.view.View; |
| 44 | import android.view.ViewGroup; |
| 45 | import android.view.WindowManager; |
| 46 | |
| 47 | import com.android.camera.CameraManager.CameraProxy; |
Angus Kong | fd4fc0e | 2013-11-07 15:38:09 -0800 | [diff] [blame^] | 48 | import com.android.camera.app.MediaSaver; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 49 | import com.android.camera.app.OrientationManager; |
Ruben Brunk | 7cfcafd | 2013-10-17 15:41:44 -0700 | [diff] [blame] | 50 | import com.android.camera.data.LocalData; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 51 | import com.android.camera.exif.ExifInterface; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 52 | import com.android.camera.util.CameraUtil; |
| 53 | import com.android.camera.util.UsageStatistics; |
| 54 | import com.android.camera2.R; |
| 55 | |
| 56 | import java.io.ByteArrayOutputStream; |
| 57 | import java.io.File; |
| 58 | import java.io.IOException; |
| 59 | import java.util.List; |
| 60 | import java.util.TimeZone; |
| 61 | |
| 62 | /** |
| 63 | * Activity to handle panorama capturing. |
| 64 | */ |
| 65 | public class WideAnglePanoramaModule |
| 66 | implements CameraModule, WideAnglePanoramaController, |
| 67 | SurfaceTexture.OnFrameAvailableListener { |
| 68 | |
| 69 | public static final int DEFAULT_SWEEP_ANGLE = 160; |
| 70 | public static final int DEFAULT_BLEND_MODE = Mosaic.BLENDTYPE_HORIZONTAL; |
| 71 | public static final int DEFAULT_CAPTURE_PIXELS = 960 * 720; |
| 72 | |
| 73 | private static final int MSG_LOW_RES_FINAL_MOSAIC_READY = 1; |
| 74 | private static final int MSG_GENERATE_FINAL_MOSAIC_ERROR = 2; |
| 75 | private static final int MSG_END_DIALOG_RESET_TO_PREVIEW = 3; |
| 76 | private static final int MSG_CLEAR_SCREEN_DELAY = 4; |
| 77 | private static final int MSG_RESET_TO_PREVIEW = 5; |
| 78 | |
| 79 | private static final int SCREEN_DELAY = 2 * 60 * 1000; |
| 80 | |
| 81 | @SuppressWarnings("unused") |
| 82 | private static final String TAG = "CAM_WidePanoModule"; |
| 83 | private static final int PREVIEW_STOPPED = 0; |
| 84 | private static final int PREVIEW_ACTIVE = 1; |
| 85 | public static final int CAPTURE_STATE_VIEWFINDER = 0; |
| 86 | public static final int CAPTURE_STATE_MOSAIC = 1; |
| 87 | |
| 88 | // The unit of speed is degrees per frame. |
| 89 | private static final float PANNING_SPEED_THRESHOLD = 2.5f; |
| 90 | private static final boolean DEBUG = false; |
| 91 | |
| 92 | private ContentResolver mContentResolver; |
| 93 | private WideAnglePanoramaUI mUI; |
| 94 | |
| 95 | private MosaicPreviewRenderer mMosaicPreviewRenderer; |
| 96 | private Object mRendererLock = new Object(); |
| 97 | private Object mWaitObject = new Object(); |
| 98 | |
| 99 | private String mPreparePreviewString; |
| 100 | private String mDialogTitle; |
| 101 | private String mDialogOkString; |
| 102 | private String mDialogPanoramaFailedString; |
| 103 | private String mDialogWaitingPreviousString; |
| 104 | |
| 105 | private int mPreviewUIWidth; |
| 106 | private int mPreviewUIHeight; |
| 107 | private boolean mUsingFrontCamera; |
| 108 | private int mCameraPreviewWidth; |
| 109 | private int mCameraPreviewHeight; |
| 110 | private int mCameraState; |
| 111 | private int mCaptureState; |
| 112 | private PowerManager.WakeLock mPartialWakeLock; |
| 113 | private MosaicFrameProcessor mMosaicFrameProcessor; |
| 114 | private boolean mMosaicFrameProcessorInitialized; |
| 115 | private AsyncTask <Void, Void, Void> mWaitProcessorTask; |
| 116 | private long mTimeTaken; |
| 117 | private Handler mMainHandler; |
| 118 | private SurfaceTexture mCameraTexture; |
| 119 | private boolean mThreadRunning; |
| 120 | private boolean mCancelComputation; |
| 121 | private float mHorizontalViewAngle; |
| 122 | private float mVerticalViewAngle; |
| 123 | |
| 124 | // Prefer FOCUS_MODE_INFINITY to FOCUS_MODE_CONTINUOUS_VIDEO because of |
| 125 | // getting a better image quality by the former. |
| 126 | private String mTargetFocusMode = Parameters.FOCUS_MODE_INFINITY; |
| 127 | |
| 128 | private PanoOrientationEventListener mOrientationEventListener; |
| 129 | // The value could be 0, 90, 180, 270 for the 4 different orientations measured in clockwise |
| 130 | // respectively. |
| 131 | private int mDeviceOrientation; |
| 132 | private int mDeviceOrientationAtCapture; |
| 133 | private int mCameraOrientation; |
| 134 | private int mOrientationCompensation; |
| 135 | |
| 136 | private SoundClips.Player mSoundPlayer; |
| 137 | |
| 138 | private Runnable mOnFrameAvailableRunnable; |
| 139 | |
| 140 | private CameraActivity mActivity; |
| 141 | private View mRootView; |
| 142 | private CameraProxy mCameraDevice; |
| 143 | private boolean mPaused; |
| 144 | |
| 145 | private LocationManager mLocationManager; |
| 146 | private OrientationManager mOrientationManager; |
| 147 | private ComboPreferences mPreferences; |
| 148 | private boolean mMosaicPreviewConfigured; |
ztenghui | 68c1c1e | 2013-10-21 10:33:40 -0700 | [diff] [blame] | 149 | private boolean mPreviewFocused = true; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 150 | |
| 151 | @Override |
| 152 | public void onPreviewUIReady() { |
| 153 | configMosaicPreview(); |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | public void onPreviewUIDestroyed() { |
| 158 | |
| 159 | } |
| 160 | |
| 161 | private class MosaicJpeg { |
| 162 | public MosaicJpeg(byte[] data, int width, int height) { |
| 163 | this.data = data; |
| 164 | this.width = width; |
| 165 | this.height = height; |
| 166 | this.isValid = true; |
| 167 | } |
| 168 | |
| 169 | public MosaicJpeg() { |
| 170 | this.data = null; |
| 171 | this.width = 0; |
| 172 | this.height = 0; |
| 173 | this.isValid = false; |
| 174 | } |
| 175 | |
| 176 | public final byte[] data; |
| 177 | public final int width; |
| 178 | public final int height; |
| 179 | public final boolean isValid; |
| 180 | } |
| 181 | |
| 182 | private class PanoOrientationEventListener extends OrientationEventListener { |
| 183 | public PanoOrientationEventListener(Context context) { |
| 184 | super(context); |
| 185 | } |
| 186 | |
| 187 | @Override |
| 188 | public void onOrientationChanged(int orientation) { |
| 189 | // We keep the last known orientation. So if the user first orient |
| 190 | // the camera then point the camera to floor or sky, we still have |
| 191 | // the correct orientation. |
| 192 | if (orientation == ORIENTATION_UNKNOWN) return; |
| 193 | mDeviceOrientation = CameraUtil.roundOrientation(orientation, mDeviceOrientation); |
| 194 | // When the screen is unlocked, display rotation may change. Always |
| 195 | // calculate the up-to-date orientationCompensation. |
| 196 | int orientationCompensation = mDeviceOrientation |
| 197 | + CameraUtil.getDisplayRotation(mActivity) % 360; |
| 198 | if (mOrientationCompensation != orientationCompensation) { |
| 199 | mOrientationCompensation = orientationCompensation; |
| 200 | } |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | @Override |
| 205 | public void init(CameraActivity activity, View parent) { |
| 206 | mActivity = activity; |
| 207 | mRootView = parent; |
| 208 | |
| 209 | mOrientationManager = new OrientationManager(activity); |
| 210 | mCaptureState = CAPTURE_STATE_VIEWFINDER; |
| 211 | mUI = new WideAnglePanoramaUI(mActivity, this, (ViewGroup) mRootView); |
| 212 | mUI.setCaptureProgressOnDirectionChangeListener( |
| 213 | new PanoProgressBar.OnDirectionChangeListener() { |
| 214 | @Override |
| 215 | public void onDirectionChange(int direction) { |
| 216 | if (mCaptureState == CAPTURE_STATE_MOSAIC) { |
| 217 | mUI.showDirectionIndicators(direction); |
| 218 | } |
| 219 | } |
| 220 | }); |
| 221 | |
| 222 | mContentResolver = mActivity.getContentResolver(); |
| 223 | // This runs in UI thread. |
| 224 | mOnFrameAvailableRunnable = new Runnable() { |
| 225 | @Override |
| 226 | public void run() { |
| 227 | // Frames might still be available after the activity is paused. |
| 228 | // If we call onFrameAvailable after pausing, the GL thread will crash. |
| 229 | if (mPaused) return; |
| 230 | |
| 231 | MosaicPreviewRenderer renderer = null; |
| 232 | synchronized (mRendererLock) { |
| 233 | if (mMosaicPreviewRenderer == null) { |
| 234 | return; |
| 235 | } |
| 236 | renderer = mMosaicPreviewRenderer; |
| 237 | } |
| 238 | if (mRootView.getVisibility() != View.VISIBLE) { |
| 239 | renderer.showPreviewFrameSync(); |
| 240 | mRootView.setVisibility(View.VISIBLE); |
| 241 | } else { |
| 242 | if (mCaptureState == CAPTURE_STATE_VIEWFINDER) { |
| 243 | renderer.showPreviewFrame(); |
| 244 | } else { |
| 245 | renderer.alignFrameSync(); |
| 246 | mMosaicFrameProcessor.processFrame(); |
| 247 | } |
| 248 | } |
| 249 | } |
| 250 | }; |
| 251 | |
| 252 | PowerManager pm = (PowerManager) mActivity.getSystemService(Context.POWER_SERVICE); |
| 253 | mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Panorama"); |
| 254 | |
| 255 | mOrientationEventListener = new PanoOrientationEventListener(mActivity); |
| 256 | |
| 257 | mMosaicFrameProcessor = MosaicFrameProcessor.getInstance(); |
| 258 | |
| 259 | Resources appRes = mActivity.getResources(); |
| 260 | mPreparePreviewString = appRes.getString(R.string.pano_dialog_prepare_preview); |
| 261 | mDialogTitle = appRes.getString(R.string.pano_dialog_title); |
| 262 | mDialogOkString = appRes.getString(R.string.dialog_ok); |
| 263 | mDialogPanoramaFailedString = appRes.getString(R.string.pano_dialog_panorama_failed); |
| 264 | mDialogWaitingPreviousString = appRes.getString(R.string.pano_dialog_waiting_previous); |
| 265 | |
| 266 | mPreferences = new ComboPreferences(mActivity); |
| 267 | CameraSettings.upgradeGlobalPreferences(mPreferences.getGlobal()); |
| 268 | mLocationManager = new LocationManager(mActivity, null); |
| 269 | |
| 270 | mMainHandler = new Handler() { |
| 271 | @Override |
| 272 | public void handleMessage(Message msg) { |
| 273 | switch (msg.what) { |
| 274 | case MSG_LOW_RES_FINAL_MOSAIC_READY: |
| 275 | onBackgroundThreadFinished(); |
| 276 | showFinalMosaic((Bitmap) msg.obj); |
| 277 | saveHighResMosaic(); |
| 278 | break; |
| 279 | case MSG_GENERATE_FINAL_MOSAIC_ERROR: |
| 280 | onBackgroundThreadFinished(); |
| 281 | if (mPaused) { |
| 282 | resetToPreviewIfPossible(); |
| 283 | } else { |
| 284 | mUI.showAlertDialog( |
| 285 | mDialogTitle, mDialogPanoramaFailedString, |
| 286 | mDialogOkString, new Runnable() { |
| 287 | @Override |
| 288 | public void run() { |
| 289 | resetToPreviewIfPossible(); |
| 290 | } |
| 291 | }); |
| 292 | } |
| 293 | clearMosaicFrameProcessorIfNeeded(); |
| 294 | break; |
| 295 | case MSG_END_DIALOG_RESET_TO_PREVIEW: |
| 296 | onBackgroundThreadFinished(); |
| 297 | resetToPreviewIfPossible(); |
| 298 | clearMosaicFrameProcessorIfNeeded(); |
| 299 | break; |
| 300 | case MSG_CLEAR_SCREEN_DELAY: |
| 301 | mActivity.getWindow().clearFlags(WindowManager.LayoutParams. |
| 302 | FLAG_KEEP_SCREEN_ON); |
| 303 | break; |
| 304 | case MSG_RESET_TO_PREVIEW: |
| 305 | resetToPreviewIfPossible(); |
| 306 | break; |
| 307 | } |
| 308 | } |
| 309 | }; |
| 310 | } |
| 311 | |
| 312 | @Override |
ztenghui | 7b265a6 | 2013-09-09 14:58:44 -0700 | [diff] [blame] | 313 | public void onPreviewFocusChanged(boolean previewFocused) { |
Erin Dahlgren | 3044d8c | 2013-10-10 18:23:45 -0700 | [diff] [blame] | 314 | mPreviewFocused = previewFocused; |
| 315 | mUI.onPreviewFocusChanged(previewFocused); |
| 316 | } |
| 317 | |
| 318 | @Override |
| 319 | public boolean arePreviewControlsVisible() { |
| 320 | return mUI.arePreviewControlsVisible(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 321 | } |
| 322 | |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 323 | /** |
| 324 | * Opens camera and sets the parameters. |
| 325 | * |
| 326 | * @return Whether the camera was opened successfully. |
| 327 | */ |
| 328 | private boolean setupCamera() { |
| 329 | if (!openCamera()) { |
| 330 | return false; |
| 331 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 332 | Parameters parameters = mCameraDevice.getParameters(); |
| 333 | setupCaptureParams(parameters); |
| 334 | configureCamera(parameters); |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 335 | return true; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | private void releaseCamera() { |
| 339 | if (mCameraDevice != null) { |
| 340 | CameraHolder.instance().release(); |
| 341 | mCameraDevice = null; |
| 342 | mCameraState = PREVIEW_STOPPED; |
| 343 | } |
| 344 | } |
| 345 | |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 346 | /** |
| 347 | * Opens the camera device. The back camera has priority over the front |
| 348 | * one. |
| 349 | * |
| 350 | * @return Whether the camera was opened successfully. |
| 351 | */ |
| 352 | private boolean openCamera() { |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 353 | int cameraId = CameraHolder.instance().getBackCameraId(); |
| 354 | // If there is no back camera, use the first camera. Camera id starts |
| 355 | // from 0. Currently if a camera is not back facing, it is front facing. |
| 356 | // This is also forward compatible if we have a new facing other than |
| 357 | // back or front in the future. |
| 358 | if (cameraId == -1) cameraId = 0; |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 359 | mCameraDevice = CameraUtil.openCamera(mActivity, cameraId, |
| 360 | mMainHandler, mActivity.getCameraOpenErrorCallback()); |
| 361 | if (mCameraDevice == null) { |
| 362 | return false; |
| 363 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 364 | mCameraOrientation = CameraUtil.getCameraOrientation(cameraId); |
| 365 | if (cameraId == CameraHolder.instance().getFrontCameraId()) mUsingFrontCamera = true; |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 366 | return true; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 367 | } |
| 368 | |
| 369 | private boolean findBestPreviewSize(List<Size> supportedSizes, boolean need4To3, |
| 370 | boolean needSmaller) { |
| 371 | int pixelsDiff = DEFAULT_CAPTURE_PIXELS; |
| 372 | boolean hasFound = false; |
| 373 | for (Size size : supportedSizes) { |
| 374 | int h = size.height; |
| 375 | int w = size.width; |
| 376 | // we only want 4:3 format. |
| 377 | int d = DEFAULT_CAPTURE_PIXELS - h * w; |
| 378 | if (needSmaller && d < 0) { // no bigger preview than 960x720. |
| 379 | continue; |
| 380 | } |
| 381 | if (need4To3 && (h * 4 != w * 3)) { |
| 382 | continue; |
| 383 | } |
| 384 | d = Math.abs(d); |
| 385 | if (d < pixelsDiff) { |
| 386 | mCameraPreviewWidth = w; |
| 387 | mCameraPreviewHeight = h; |
| 388 | pixelsDiff = d; |
| 389 | hasFound = true; |
| 390 | } |
| 391 | } |
| 392 | return hasFound; |
| 393 | } |
| 394 | |
| 395 | private void setupCaptureParams(Parameters parameters) { |
| 396 | List<Size> supportedSizes = parameters.getSupportedPreviewSizes(); |
| 397 | if (!findBestPreviewSize(supportedSizes, true, true)) { |
| 398 | Log.w(TAG, "No 4:3 ratio preview size supported."); |
| 399 | if (!findBestPreviewSize(supportedSizes, false, true)) { |
| 400 | Log.w(TAG, "Can't find a supported preview size smaller than 960x720."); |
| 401 | findBestPreviewSize(supportedSizes, false, false); |
| 402 | } |
| 403 | } |
| 404 | Log.d(TAG, "camera preview h = " |
| 405 | + mCameraPreviewHeight + " , w = " + mCameraPreviewWidth); |
| 406 | parameters.setPreviewSize(mCameraPreviewWidth, mCameraPreviewHeight); |
| 407 | |
| 408 | List<int[]> frameRates = parameters.getSupportedPreviewFpsRange(); |
| 409 | int last = frameRates.size() - 1; |
| 410 | int minFps = (frameRates.get(last))[Parameters.PREVIEW_FPS_MIN_INDEX]; |
| 411 | int maxFps = (frameRates.get(last))[Parameters.PREVIEW_FPS_MAX_INDEX]; |
| 412 | parameters.setPreviewFpsRange(minFps, maxFps); |
| 413 | Log.d(TAG, "preview fps: " + minFps + ", " + maxFps); |
| 414 | |
| 415 | List<String> supportedFocusModes = parameters.getSupportedFocusModes(); |
| 416 | if (supportedFocusModes.indexOf(mTargetFocusMode) >= 0) { |
| 417 | parameters.setFocusMode(mTargetFocusMode); |
| 418 | } else { |
| 419 | // Use the default focus mode and log a message |
| 420 | Log.w(TAG, "Cannot set the focus mode to " + mTargetFocusMode + |
| 421 | " becuase the mode is not supported."); |
| 422 | } |
| 423 | |
| 424 | parameters.set(CameraUtil.RECORDING_HINT, CameraUtil.FALSE); |
| 425 | |
| 426 | mHorizontalViewAngle = parameters.getHorizontalViewAngle(); |
| 427 | mVerticalViewAngle = parameters.getVerticalViewAngle(); |
| 428 | } |
| 429 | |
| 430 | public int getPreviewBufSize() { |
| 431 | PixelFormat pixelInfo = new PixelFormat(); |
| 432 | PixelFormat.getPixelFormatInfo(mCameraDevice.getParameters().getPreviewFormat(), pixelInfo); |
| 433 | // TODO: remove this extra 32 byte after the driver bug is fixed. |
| 434 | return (mCameraPreviewWidth * mCameraPreviewHeight * pixelInfo.bitsPerPixel / 8) + 32; |
| 435 | } |
| 436 | |
| 437 | private void configureCamera(Parameters parameters) { |
| 438 | mCameraDevice.setParameters(parameters); |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * Configures the preview renderer according to the dimension defined by |
| 443 | * {@code mPreviewUIWidth} and {@code mPreviewUIHeight}. |
| 444 | * Will stop the camera preview first. |
| 445 | */ |
| 446 | private void configMosaicPreview() { |
| 447 | if (mPreviewUIWidth == 0 || mPreviewUIHeight == 0 |
| 448 | || mUI.getSurfaceTexture() == null) { |
| 449 | return; |
| 450 | } |
| 451 | |
| 452 | stopCameraPreview(); |
| 453 | synchronized (mRendererLock) { |
| 454 | if (mMosaicPreviewRenderer != null) { |
| 455 | mMosaicPreviewRenderer.release(); |
| 456 | } |
| 457 | mMosaicPreviewRenderer = null; |
| 458 | } |
| 459 | final boolean isLandscape = |
| 460 | (mActivity.getResources().getConfiguration().orientation == |
| 461 | Configuration.ORIENTATION_LANDSCAPE); |
Doris Liu | 352b014 | 2013-10-14 12:06:20 -0700 | [diff] [blame] | 462 | mUI.flipPreviewIfNeeded(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 463 | MosaicPreviewRenderer renderer = new MosaicPreviewRenderer( |
| 464 | mUI.getSurfaceTexture(), |
| 465 | mPreviewUIWidth, mPreviewUIHeight, isLandscape); |
| 466 | synchronized (mRendererLock) { |
| 467 | mMosaicPreviewRenderer = renderer; |
| 468 | mCameraTexture = mMosaicPreviewRenderer.getInputSurfaceTexture(); |
| 469 | |
| 470 | if (!mPaused && !mThreadRunning && mWaitProcessorTask == null) { |
| 471 | mMainHandler.sendEmptyMessage(MSG_RESET_TO_PREVIEW); |
| 472 | } |
| 473 | mRendererLock.notifyAll(); |
| 474 | } |
| 475 | mMosaicPreviewConfigured = true; |
| 476 | resetToPreviewIfPossible(); |
| 477 | } |
| 478 | |
| 479 | /** |
| 480 | * Receives the layout change event from the preview area. So we can |
| 481 | * initialize the mosaic preview renderer. |
| 482 | */ |
| 483 | @Override |
| 484 | public void onPreviewUILayoutChange(int l, int t, int r, int b) { |
| 485 | Log.d(TAG, "layout change: " + (r - l) + "/" + (b - t)); |
| 486 | mPreviewUIWidth = r - l; |
| 487 | mPreviewUIHeight = b - t; |
| 488 | configMosaicPreview(); |
| 489 | } |
| 490 | |
| 491 | @Override |
| 492 | public void onFrameAvailable(SurfaceTexture surface) { |
| 493 | /* This function may be called by some random thread, |
| 494 | * so let's be safe and jump back to ui thread. |
| 495 | * No OpenGL calls can be done here. */ |
| 496 | mActivity.runOnUiThread(mOnFrameAvailableRunnable); |
| 497 | } |
| 498 | |
| 499 | public void startCapture() { |
| 500 | // Reset values so we can do this again. |
| 501 | mCancelComputation = false; |
| 502 | mTimeTaken = System.currentTimeMillis(); |
| 503 | mActivity.setSwipingEnabled(false); |
| 504 | mCaptureState = CAPTURE_STATE_MOSAIC; |
| 505 | mUI.onStartCapture(); |
| 506 | |
| 507 | mMosaicFrameProcessor.setProgressListener(new MosaicFrameProcessor.ProgressListener() { |
| 508 | @Override |
| 509 | public void onProgress(boolean isFinished, float panningRateX, float panningRateY, |
| 510 | float progressX, float progressY) { |
| 511 | float accumulatedHorizontalAngle = progressX * mHorizontalViewAngle; |
| 512 | float accumulatedVerticalAngle = progressY * mVerticalViewAngle; |
| 513 | if (isFinished |
| 514 | || (Math.abs(accumulatedHorizontalAngle) >= DEFAULT_SWEEP_ANGLE) |
| 515 | || (Math.abs(accumulatedVerticalAngle) >= DEFAULT_SWEEP_ANGLE)) { |
| 516 | stopCapture(false); |
| 517 | } else { |
| 518 | float panningRateXInDegree = panningRateX * mHorizontalViewAngle; |
| 519 | float panningRateYInDegree = panningRateY * mVerticalViewAngle; |
| 520 | mUI.updateCaptureProgress(panningRateXInDegree, panningRateYInDegree, |
| 521 | accumulatedHorizontalAngle, accumulatedVerticalAngle, |
| 522 | PANNING_SPEED_THRESHOLD); |
| 523 | } |
| 524 | } |
| 525 | }); |
| 526 | |
| 527 | mUI.resetCaptureProgress(); |
| 528 | // TODO: calculate the indicator width according to different devices to reflect the actual |
| 529 | // angle of view of the camera device. |
| 530 | mUI.setMaxCaptureProgress(DEFAULT_SWEEP_ANGLE); |
| 531 | mUI.showCaptureProgress(); |
| 532 | mDeviceOrientationAtCapture = mDeviceOrientation; |
| 533 | keepScreenOn(); |
| 534 | // TODO: mActivity.getOrientationManager().lockOrientation(); |
| 535 | mOrientationManager.lockOrientation(); |
| 536 | int degrees = CameraUtil.getDisplayRotation(mActivity); |
| 537 | int cameraId = CameraHolder.instance().getBackCameraId(); |
| 538 | int orientation = CameraUtil.getDisplayOrientation(degrees, cameraId); |
| 539 | mUI.setProgressOrientation(orientation); |
| 540 | } |
| 541 | |
| 542 | private void stopCapture(boolean aborted) { |
| 543 | mCaptureState = CAPTURE_STATE_VIEWFINDER; |
| 544 | mUI.onStopCapture(); |
| 545 | |
| 546 | mMosaicFrameProcessor.setProgressListener(null); |
| 547 | stopCameraPreview(); |
| 548 | |
| 549 | mCameraTexture.setOnFrameAvailableListener(null); |
| 550 | |
| 551 | if (!aborted && !mThreadRunning) { |
| 552 | mUI.showWaitingDialog(mPreparePreviewString); |
| 553 | // Hide shutter button, shutter icon, etc when waiting for |
| 554 | // panorama to stitch |
| 555 | mUI.hideUI(); |
| 556 | runBackgroundThread(new Thread() { |
| 557 | @Override |
| 558 | public void run() { |
| 559 | MosaicJpeg jpeg = generateFinalMosaic(false); |
| 560 | |
| 561 | if (jpeg != null && jpeg.isValid) { |
| 562 | Bitmap bitmap = null; |
| 563 | bitmap = BitmapFactory.decodeByteArray(jpeg.data, 0, jpeg.data.length); |
| 564 | mMainHandler.sendMessage(mMainHandler.obtainMessage( |
| 565 | MSG_LOW_RES_FINAL_MOSAIC_READY, bitmap)); |
| 566 | } else { |
| 567 | mMainHandler.sendMessage(mMainHandler.obtainMessage( |
| 568 | MSG_END_DIALOG_RESET_TO_PREVIEW)); |
| 569 | } |
| 570 | } |
| 571 | }); |
| 572 | } |
| 573 | keepScreenOnAwhile(); |
| 574 | } |
| 575 | |
| 576 | @Override |
| 577 | public void onShutterButtonClick() { |
| 578 | // If mCameraTexture == null then GL setup is not finished yet. |
| 579 | // No buttons can be pressed. |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 580 | if (mPaused || mThreadRunning || mCameraTexture == null) { |
| 581 | return; |
| 582 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 583 | // Since this button will stay on the screen when capturing, we need to check the state |
| 584 | // right now. |
| 585 | switch (mCaptureState) { |
| 586 | case CAPTURE_STATE_VIEWFINDER: |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 587 | final long storageSpaceBytes = mActivity.getStorageSpaceBytes(); |
| 588 | if(storageSpaceBytes <= Storage.LOW_STORAGE_THRESHOLD_BYTES) { |
| 589 | Log.w(TAG, "Low storage warning: " + storageSpaceBytes); |
| 590 | return; |
| 591 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 592 | mSoundPlayer.play(SoundClips.START_VIDEO_RECORDING); |
| 593 | startCapture(); |
| 594 | break; |
| 595 | case CAPTURE_STATE_MOSAIC: |
| 596 | mSoundPlayer.play(SoundClips.STOP_VIDEO_RECORDING); |
| 597 | stopCapture(false); |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 598 | break; |
| 599 | default: |
| 600 | Log.w(TAG, "Unknown capture state: " + mCaptureState); |
| 601 | break; |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 602 | } |
| 603 | } |
| 604 | |
| 605 | public void reportProgress() { |
| 606 | mUI.resetSavingProgress(); |
| 607 | Thread t = new Thread() { |
| 608 | @Override |
| 609 | public void run() { |
| 610 | while (mThreadRunning) { |
| 611 | final int progress = mMosaicFrameProcessor.reportProgress( |
| 612 | true, mCancelComputation); |
| 613 | |
| 614 | try { |
| 615 | synchronized (mWaitObject) { |
| 616 | mWaitObject.wait(50); |
| 617 | } |
| 618 | } catch (InterruptedException e) { |
| 619 | throw new RuntimeException("Panorama reportProgress failed", e); |
| 620 | } |
| 621 | // Update the progress bar |
| 622 | mActivity.runOnUiThread(new Runnable() { |
| 623 | @Override |
| 624 | public void run() { |
| 625 | mUI.updateSavingProgress(progress); |
| 626 | } |
| 627 | }); |
| 628 | } |
| 629 | } |
| 630 | }; |
| 631 | t.start(); |
| 632 | } |
| 633 | |
| 634 | private int getCaptureOrientation() { |
| 635 | // The panorama image returned from the library is oriented based on the |
| 636 | // natural orientation of a camera. We need to set an orientation for the image |
| 637 | // in its EXIF header, so the image can be displayed correctly. |
| 638 | // The orientation is calculated from compensating the |
| 639 | // device orientation at capture and the camera orientation respective to |
| 640 | // the natural orientation of the device. |
| 641 | int orientation; |
| 642 | if (mUsingFrontCamera) { |
| 643 | // mCameraOrientation is negative with respect to the front facing camera. |
| 644 | // See document of android.hardware.Camera.Parameters.setRotation. |
| 645 | orientation = (mDeviceOrientationAtCapture - mCameraOrientation + 360) % 360; |
| 646 | } else { |
| 647 | orientation = (mDeviceOrientationAtCapture + mCameraOrientation) % 360; |
| 648 | } |
| 649 | return orientation; |
| 650 | } |
| 651 | |
Doris Liu | 209a165 | 2013-10-18 17:15:30 -0700 | [diff] [blame] | 652 | /** The orientation of the camera image. The value is the angle that the camera |
| 653 | * image needs to be rotated clockwise so it shows correctly on the display |
| 654 | * in its natural orientation. It should be 0, 90, 180, or 270.*/ |
| 655 | public int getCameraOrientation() { |
| 656 | return mCameraOrientation; |
| 657 | } |
| 658 | |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 659 | public void saveHighResMosaic() { |
| 660 | runBackgroundThread(new Thread() { |
| 661 | @Override |
| 662 | public void run() { |
| 663 | mPartialWakeLock.acquire(); |
| 664 | MosaicJpeg jpeg; |
| 665 | try { |
| 666 | jpeg = generateFinalMosaic(true); |
| 667 | } finally { |
| 668 | mPartialWakeLock.release(); |
| 669 | } |
| 670 | |
| 671 | if (jpeg == null) { // Cancelled by user. |
| 672 | mMainHandler.sendEmptyMessage(MSG_END_DIALOG_RESET_TO_PREVIEW); |
| 673 | } else if (!jpeg.isValid) { // Error when generating mosaic. |
| 674 | mMainHandler.sendEmptyMessage(MSG_GENERATE_FINAL_MOSAIC_ERROR); |
| 675 | } else { |
| 676 | int orientation = getCaptureOrientation(); |
| 677 | final Uri uri = savePanorama(jpeg.data, jpeg.width, jpeg.height, orientation); |
| 678 | if (uri != null) { |
| 679 | mActivity.runOnUiThread(new Runnable() { |
| 680 | @Override |
| 681 | public void run() { |
| 682 | mActivity.notifyNewMedia(uri); |
| 683 | } |
| 684 | }); |
| 685 | } |
| 686 | mMainHandler.sendMessage( |
| 687 | mMainHandler.obtainMessage(MSG_END_DIALOG_RESET_TO_PREVIEW)); |
| 688 | } |
| 689 | } |
| 690 | }); |
| 691 | reportProgress(); |
| 692 | } |
| 693 | |
| 694 | private void runBackgroundThread(Thread thread) { |
| 695 | mThreadRunning = true; |
| 696 | thread.start(); |
| 697 | } |
| 698 | |
| 699 | private void onBackgroundThreadFinished() { |
| 700 | mThreadRunning = false; |
| 701 | mUI.dismissAllDialogs(); |
| 702 | } |
| 703 | |
| 704 | private void cancelHighResComputation() { |
| 705 | mCancelComputation = true; |
| 706 | synchronized (mWaitObject) { |
| 707 | mWaitObject.notify(); |
| 708 | } |
| 709 | } |
| 710 | |
| 711 | // This function will be called upon the first camera frame is available. |
| 712 | private void reset() { |
| 713 | mCaptureState = CAPTURE_STATE_VIEWFINDER; |
| 714 | |
| 715 | mOrientationManager.unlockOrientation(); |
| 716 | mUI.reset(); |
| 717 | mActivity.setSwipingEnabled(true); |
| 718 | // Orientation change will trigger onLayoutChange->configMosaicPreview-> |
| 719 | // resetToPreview. Do not show the capture UI in film strip. |
Erin Dahlgren | 3044d8c | 2013-10-10 18:23:45 -0700 | [diff] [blame] | 720 | if (mPreviewFocused) { |
| 721 | mUI.showPreviewUI(); |
| 722 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 723 | mMosaicFrameProcessor.reset(); |
| 724 | } |
| 725 | |
| 726 | private void resetToPreviewIfPossible() { |
Doris Liu | 5737b93 | 2013-10-25 13:38:54 -0700 | [diff] [blame] | 727 | reset(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 728 | if (!mMosaicFrameProcessorInitialized |
| 729 | || mUI.getSurfaceTexture() == null |
| 730 | || !mMosaicPreviewConfigured) { |
| 731 | return; |
| 732 | } |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 733 | if (!mPaused) { |
| 734 | startCameraPreview(); |
| 735 | } |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 736 | } |
| 737 | |
| 738 | private void showFinalMosaic(Bitmap bitmap) { |
| 739 | mUI.showFinalMosaic(bitmap, getCaptureOrientation()); |
| 740 | } |
| 741 | |
| 742 | private Uri savePanorama(byte[] jpegData, int width, int height, int orientation) { |
| 743 | if (jpegData != null) { |
| 744 | String filename = PanoUtil.createName( |
| 745 | mActivity.getResources().getString(R.string.pano_file_name_format), mTimeTaken); |
| 746 | String filepath = Storage.generateFilepath(filename); |
| 747 | |
| 748 | Location loc = mLocationManager.getCurrentLocation(); |
| 749 | ExifInterface exif = new ExifInterface(); |
| 750 | try { |
| 751 | exif.readExif(jpegData); |
| 752 | exif.addGpsDateTimeStampTag(mTimeTaken); |
| 753 | exif.addDateTimeStampTag(ExifInterface.TAG_DATE_TIME, mTimeTaken, |
| 754 | TimeZone.getDefault()); |
| 755 | exif.setTag(exif.buildTag(ExifInterface.TAG_ORIENTATION, |
| 756 | ExifInterface.getOrientationValueForRotation(orientation))); |
| 757 | writeLocation(loc, exif); |
| 758 | exif.writeExif(jpegData, filepath); |
| 759 | } catch (IOException e) { |
| 760 | Log.e(TAG, "Cannot set exif for " + filepath, e); |
| 761 | Storage.writeFile(filepath, jpegData); |
| 762 | } |
| 763 | int jpegLength = (int) (new File(filepath).length()); |
Ruben Brunk | 7cfcafd | 2013-10-17 15:41:44 -0700 | [diff] [blame] | 764 | return Storage.addImage(mContentResolver, filename, mTimeTaken, loc, orientation, |
| 765 | jpegLength, filepath, width, height, LocalData.MIME_TYPE_JPEG); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 766 | } |
| 767 | return null; |
| 768 | } |
| 769 | |
| 770 | private static void writeLocation(Location location, ExifInterface exif) { |
| 771 | if (location == null) { |
| 772 | return; |
| 773 | } |
| 774 | exif.addGpsTags(location.getLatitude(), location.getLongitude()); |
| 775 | exif.setTag(exif.buildTag(ExifInterface.TAG_GPS_PROCESSING_METHOD, location.getProvider())); |
| 776 | } |
| 777 | |
| 778 | private void clearMosaicFrameProcessorIfNeeded() { |
| 779 | if (!mPaused || mThreadRunning) return; |
| 780 | // Only clear the processor if it is initialized by this activity |
| 781 | // instance. Other activity instances may be using it. |
| 782 | if (mMosaicFrameProcessorInitialized) { |
| 783 | mMosaicFrameProcessor.clear(); |
| 784 | mMosaicFrameProcessorInitialized = false; |
| 785 | } |
| 786 | } |
| 787 | |
| 788 | private void initMosaicFrameProcessorIfNeeded() { |
| 789 | if (mPaused || mThreadRunning) { |
| 790 | return; |
| 791 | } |
| 792 | |
| 793 | mMosaicFrameProcessor.initialize( |
| 794 | mCameraPreviewWidth, mCameraPreviewHeight, getPreviewBufSize()); |
| 795 | mMosaicFrameProcessorInitialized = true; |
| 796 | } |
| 797 | |
| 798 | @Override |
| 799 | public void onPauseBeforeSuper() { |
| 800 | mPaused = true; |
| 801 | if (mLocationManager != null) mLocationManager.recordLocation(false); |
Angus Kong | ce2b949 | 2013-09-05 17:49:06 -0700 | [diff] [blame] | 802 | mOrientationManager.pause(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 803 | } |
| 804 | |
| 805 | @Override |
| 806 | public void onPauseAfterSuper() { |
| 807 | mOrientationEventListener.disable(); |
| 808 | if (mCameraDevice == null) { |
| 809 | // Camera open failed. Nothing should be done here. |
| 810 | return; |
| 811 | } |
| 812 | // Stop the capturing first. |
| 813 | if (mCaptureState == CAPTURE_STATE_MOSAIC) { |
| 814 | stopCapture(true); |
| 815 | reset(); |
| 816 | } |
Doris Liu | 3a45c33 | 2013-10-15 19:10:28 -0700 | [diff] [blame] | 817 | mUI.showPreviewCover(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 818 | releaseCamera(); |
| 819 | synchronized (mRendererLock) { |
| 820 | mCameraTexture = null; |
| 821 | |
| 822 | // The preview renderer might not have a chance to be initialized |
| 823 | // before onPause(). |
| 824 | if (mMosaicPreviewRenderer != null) { |
| 825 | mMosaicPreviewRenderer.release(); |
| 826 | mMosaicPreviewRenderer = null; |
| 827 | } |
| 828 | } |
| 829 | |
| 830 | clearMosaicFrameProcessorIfNeeded(); |
| 831 | if (mWaitProcessorTask != null) { |
| 832 | mWaitProcessorTask.cancel(true); |
| 833 | mWaitProcessorTask = null; |
| 834 | } |
| 835 | resetScreenOn(); |
Doris Liu | 352b014 | 2013-10-14 12:06:20 -0700 | [diff] [blame] | 836 | mUI.removeDisplayChangeListener(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 837 | if (mSoundPlayer != null) { |
| 838 | mSoundPlayer.release(); |
| 839 | mSoundPlayer = null; |
| 840 | } |
| 841 | System.gc(); |
| 842 | } |
| 843 | |
| 844 | @Override |
| 845 | public void onConfigurationChanged(Configuration newConfig) { |
| 846 | mUI.onConfigurationChanged(newConfig, mThreadRunning); |
| 847 | } |
| 848 | |
| 849 | @Override |
| 850 | public void onOrientationChanged(int orientation) { |
| 851 | } |
| 852 | |
| 853 | @Override |
| 854 | public void onResumeBeforeSuper() { |
| 855 | mPaused = false; |
| 856 | } |
| 857 | |
| 858 | @Override |
| 859 | public void onResumeAfterSuper() { |
| 860 | mOrientationEventListener.enable(); |
| 861 | |
| 862 | mCaptureState = CAPTURE_STATE_VIEWFINDER; |
| 863 | |
Angus Kong | 4f795b8 | 2013-09-16 14:25:35 -0700 | [diff] [blame] | 864 | if (!setupCamera()) { |
| 865 | Log.e(TAG, "Failed to open camera, aborting"); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 866 | return; |
| 867 | } |
| 868 | |
| 869 | // Set up sound playback for shutter button |
| 870 | mSoundPlayer = SoundClips.getPlayer(mActivity); |
| 871 | |
| 872 | // Check if another panorama instance is using the mosaic frame processor. |
| 873 | mUI.dismissAllDialogs(); |
| 874 | if (!mThreadRunning && mMosaicFrameProcessor.isMosaicMemoryAllocated()) { |
| 875 | mUI.showWaitingDialog(mDialogWaitingPreviousString); |
| 876 | // If stitching is still going on, make sure switcher and shutter button |
| 877 | // are not showing |
| 878 | mUI.hideUI(); |
| 879 | mWaitProcessorTask = new WaitProcessorTask().execute(); |
| 880 | } else { |
| 881 | // Camera must be initialized before MosaicFrameProcessor is |
| 882 | // initialized. The preview size has to be decided by camera device. |
| 883 | initMosaicFrameProcessorIfNeeded(); |
| 884 | Point size = mUI.getPreviewAreaSize(); |
| 885 | mPreviewUIWidth = size.x; |
| 886 | mPreviewUIHeight = size.y; |
| 887 | configMosaicPreview(); |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 888 | mActivity.updateStorageSpaceAndHint(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 889 | } |
| 890 | keepScreenOnAwhile(); |
| 891 | |
Angus Kong | ce2b949 | 2013-09-05 17:49:06 -0700 | [diff] [blame] | 892 | mOrientationManager.resume(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 893 | // Initialize location service. |
| 894 | boolean recordLocation = RecordLocationPreference.get(mPreferences, |
| 895 | mContentResolver); |
| 896 | mLocationManager.recordLocation(recordLocation); |
Doris Liu | 352b014 | 2013-10-14 12:06:20 -0700 | [diff] [blame] | 897 | mUI.initDisplayChangeListener(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 898 | UsageStatistics.onContentViewChanged( |
| 899 | UsageStatistics.COMPONENT_CAMERA, "PanoramaModule"); |
| 900 | } |
| 901 | |
| 902 | /** |
| 903 | * Generate the final mosaic image. |
| 904 | * |
| 905 | * @param highRes flag to indicate whether we want to get a high-res version. |
| 906 | * @return a MosaicJpeg with its isValid flag set to true if successful; null if the generation |
| 907 | * process is cancelled; and a MosaicJpeg with its isValid flag set to false if there |
| 908 | * is an error in generating the final mosaic. |
| 909 | */ |
| 910 | public MosaicJpeg generateFinalMosaic(boolean highRes) { |
| 911 | int mosaicReturnCode = mMosaicFrameProcessor.createMosaic(highRes); |
| 912 | if (mosaicReturnCode == Mosaic.MOSAIC_RET_CANCELLED) { |
| 913 | return null; |
| 914 | } else if (mosaicReturnCode == Mosaic.MOSAIC_RET_ERROR) { |
| 915 | return new MosaicJpeg(); |
| 916 | } |
| 917 | |
| 918 | byte[] imageData = mMosaicFrameProcessor.getFinalMosaicNV21(); |
| 919 | if (imageData == null) { |
| 920 | Log.e(TAG, "getFinalMosaicNV21() returned null."); |
| 921 | return new MosaicJpeg(); |
| 922 | } |
| 923 | |
| 924 | int len = imageData.length - 8; |
| 925 | int width = (imageData[len + 0] << 24) + ((imageData[len + 1] & 0xFF) << 16) |
| 926 | + ((imageData[len + 2] & 0xFF) << 8) + (imageData[len + 3] & 0xFF); |
| 927 | int height = (imageData[len + 4] << 24) + ((imageData[len + 5] & 0xFF) << 16) |
| 928 | + ((imageData[len + 6] & 0xFF) << 8) + (imageData[len + 7] & 0xFF); |
| 929 | Log.d(TAG, "ImLength = " + (len) + ", W = " + width + ", H = " + height); |
| 930 | |
| 931 | if (width <= 0 || height <= 0) { |
| 932 | // TODO: pop up an error message indicating that the final result is not generated. |
| 933 | Log.e(TAG, "width|height <= 0!!, len = " + (len) + ", W = " + width + ", H = " + |
| 934 | height); |
| 935 | return new MosaicJpeg(); |
| 936 | } |
| 937 | |
| 938 | YuvImage yuvimage = new YuvImage(imageData, ImageFormat.NV21, width, height, null); |
| 939 | ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| 940 | yuvimage.compressToJpeg(new Rect(0, 0, width, height), 100, out); |
| 941 | try { |
| 942 | out.close(); |
| 943 | } catch (Exception e) { |
| 944 | Log.e(TAG, "Exception in storing final mosaic", e); |
| 945 | return new MosaicJpeg(); |
| 946 | } |
| 947 | return new MosaicJpeg(out.toByteArray(), width, height); |
| 948 | } |
| 949 | |
| 950 | private void startCameraPreview() { |
| 951 | if (mCameraDevice == null) { |
| 952 | // Camera open failed. Return. |
| 953 | return; |
| 954 | } |
| 955 | |
| 956 | if (mUI.getSurfaceTexture() == null) { |
| 957 | // UI is not ready. |
| 958 | return; |
| 959 | } |
| 960 | |
| 961 | // This works around a driver issue. startPreview may fail if |
| 962 | // stopPreview/setPreviewTexture/startPreview are called several times |
| 963 | // in a row. mCameraTexture can be null after pressing home during |
| 964 | // mosaic generation and coming back. Preview will be started later in |
| 965 | // onLayoutChange->configMosaicPreview. This also reduces the latency. |
| 966 | synchronized (mRendererLock) { |
| 967 | if (mCameraTexture == null) return; |
| 968 | |
| 969 | // If we're previewing already, stop the preview first (this will |
| 970 | // blank the screen). |
| 971 | if (mCameraState != PREVIEW_STOPPED) stopCameraPreview(); |
| 972 | |
| 973 | // Set the display orientation to 0, so that the underlying mosaic |
| 974 | // library can always get undistorted mCameraPreviewWidth x mCameraPreviewHeight |
| 975 | // image data from SurfaceTexture. |
| 976 | mCameraDevice.setDisplayOrientation(0); |
| 977 | |
| 978 | mCameraTexture.setOnFrameAvailableListener(this); |
| 979 | mCameraDevice.setPreviewTexture(mCameraTexture); |
| 980 | } |
| 981 | mCameraDevice.startPreview(); |
| 982 | mCameraState = PREVIEW_ACTIVE; |
| 983 | } |
| 984 | |
| 985 | private void stopCameraPreview() { |
| 986 | if (mCameraDevice != null && mCameraState != PREVIEW_STOPPED) { |
| 987 | mCameraDevice.stopPreview(); |
| 988 | } |
| 989 | mCameraState = PREVIEW_STOPPED; |
| 990 | } |
| 991 | |
| 992 | @Override |
| 993 | public void onUserInteraction() { |
| 994 | if (mCaptureState != CAPTURE_STATE_MOSAIC) keepScreenOnAwhile(); |
| 995 | } |
| 996 | |
| 997 | @Override |
| 998 | public boolean onBackPressed() { |
| 999 | // If panorama is generating low res or high res mosaic, ignore back |
| 1000 | // key. So the activity will not be destroyed. |
| 1001 | if (mThreadRunning) return true; |
| 1002 | return false; |
| 1003 | } |
| 1004 | |
| 1005 | private void resetScreenOn() { |
| 1006 | mMainHandler.removeMessages(MSG_CLEAR_SCREEN_DELAY); |
| 1007 | mActivity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); |
| 1008 | } |
| 1009 | |
| 1010 | private void keepScreenOnAwhile() { |
| 1011 | mMainHandler.removeMessages(MSG_CLEAR_SCREEN_DELAY); |
| 1012 | mActivity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); |
| 1013 | mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_DELAY, SCREEN_DELAY); |
| 1014 | } |
| 1015 | |
| 1016 | private void keepScreenOn() { |
| 1017 | mMainHandler.removeMessages(MSG_CLEAR_SCREEN_DELAY); |
| 1018 | mActivity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); |
| 1019 | } |
| 1020 | |
| 1021 | private class WaitProcessorTask extends AsyncTask<Void, Void, Void> { |
| 1022 | @Override |
| 1023 | protected Void doInBackground(Void... params) { |
| 1024 | synchronized (mMosaicFrameProcessor) { |
| 1025 | while (!isCancelled() && mMosaicFrameProcessor.isMosaicMemoryAllocated()) { |
| 1026 | try { |
| 1027 | mMosaicFrameProcessor.wait(); |
| 1028 | } catch (Exception e) { |
| 1029 | // ignore |
| 1030 | } |
| 1031 | } |
| 1032 | } |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 1033 | mActivity.updateStorageSpace(); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 1034 | return null; |
| 1035 | } |
| 1036 | |
| 1037 | @Override |
| 1038 | protected void onPostExecute(Void result) { |
| 1039 | mWaitProcessorTask = null; |
| 1040 | mUI.dismissAllDialogs(); |
| 1041 | // TODO (shkong): mGLRootView.setVisibility(View.VISIBLE); |
| 1042 | initMosaicFrameProcessorIfNeeded(); |
| 1043 | Point size = mUI.getPreviewAreaSize(); |
| 1044 | mPreviewUIWidth = size.x; |
| 1045 | mPreviewUIHeight = size.y; |
| 1046 | configMosaicPreview(); |
| 1047 | resetToPreviewIfPossible(); |
Angus Kong | 2dcc0a9 | 2013-09-25 13:00:08 -0700 | [diff] [blame] | 1048 | mActivity.updateStorageHint(mActivity.getStorageSpaceBytes()); |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 1049 | } |
| 1050 | } |
| 1051 | |
| 1052 | @Override |
| 1053 | public void cancelHighResStitching() { |
| 1054 | if (mPaused || mCameraTexture == null) return; |
| 1055 | cancelHighResComputation(); |
| 1056 | } |
| 1057 | |
| 1058 | @Override |
| 1059 | public void onStop() { |
| 1060 | } |
| 1061 | |
| 1062 | @Override |
| 1063 | public void installIntentFilter() { |
| 1064 | } |
| 1065 | |
| 1066 | @Override |
| 1067 | public void onActivityResult(int requestCode, int resultCode, Intent data) { |
| 1068 | } |
| 1069 | |
| 1070 | |
| 1071 | @Override |
| 1072 | public boolean onKeyDown(int keyCode, KeyEvent event) { |
| 1073 | return false; |
| 1074 | } |
| 1075 | |
| 1076 | @Override |
| 1077 | public boolean onKeyUp(int keyCode, KeyEvent event) { |
| 1078 | return false; |
| 1079 | } |
| 1080 | |
| 1081 | @Override |
| 1082 | public void onSingleTapUp(View view, int x, int y) { |
| 1083 | } |
| 1084 | |
| 1085 | @Override |
| 1086 | public void onPreviewTextureCopied() { |
| 1087 | } |
| 1088 | |
| 1089 | @Override |
| 1090 | public void onCaptureTextureCopied() { |
| 1091 | } |
| 1092 | |
| 1093 | @Override |
| 1094 | public boolean updateStorageHintOnResume() { |
| 1095 | return false; |
| 1096 | } |
| 1097 | |
| 1098 | @Override |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 1099 | public void onShowSwitcherPopup() { |
| 1100 | } |
| 1101 | |
| 1102 | @Override |
Angus Kong | fd4fc0e | 2013-11-07 15:38:09 -0800 | [diff] [blame^] | 1103 | public void onMediaSaverAvailable(MediaSaver s) { |
Angus Kong | ed15d1a | 2013-08-19 15:06:12 -0700 | [diff] [blame] | 1104 | // do nothing. |
| 1105 | } |
| 1106 | } |