VideoModule.java revision 032dea1d8406cde556ec0a441e4c90409edf9d63
1/* 2 * Copyright (C) 2012 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 17package com.android.camera; 18 19import android.annotation.TargetApi; 20import android.app.Activity; 21import android.content.ActivityNotFoundException; 22import android.content.BroadcastReceiver; 23import android.content.ContentResolver; 24import android.content.ContentValues; 25import android.content.Context; 26import android.content.Intent; 27import android.content.IntentFilter; 28import android.content.SharedPreferences.Editor; 29import android.content.res.Configuration; 30import android.graphics.Bitmap; 31import android.hardware.Camera.CameraInfo; 32import android.hardware.Camera.Parameters; 33import android.hardware.Camera.PictureCallback; 34import android.hardware.Camera.Size; 35import android.location.Location; 36import android.media.CamcorderProfile; 37import android.media.CameraProfile; 38import android.media.MediaRecorder; 39import android.net.Uri; 40import android.os.Build; 41import android.os.Bundle; 42import android.os.Handler; 43import android.os.Message; 44import android.os.ParcelFileDescriptor; 45import android.os.SystemClock; 46import android.provider.MediaStore; 47import android.provider.MediaStore.Video; 48import android.util.Log; 49import android.view.Gravity; 50import android.view.KeyEvent; 51import android.view.LayoutInflater; 52import android.view.MotionEvent; 53import android.view.OrientationEventListener; 54import android.view.SurfaceHolder; 55import android.view.View; 56import android.view.View.OnClickListener; 57import android.view.ViewGroup; 58import android.view.WindowManager; 59import android.widget.FrameLayout; 60import android.widget.FrameLayout.LayoutParams; 61import android.widget.ImageView; 62import android.widget.LinearLayout; 63import android.widget.TextView; 64import android.widget.Toast; 65 66import com.android.camera.ui.AbstractSettingPopup; 67import com.android.camera.ui.PieRenderer; 68import com.android.camera.ui.PopupManager; 69import com.android.camera.ui.PreviewSurfaceView; 70import com.android.camera.ui.RenderOverlay; 71import com.android.camera.ui.Rotatable; 72import com.android.camera.ui.RotateImageView; 73import com.android.camera.ui.RotateLayout; 74import com.android.camera.ui.RotateTextToast; 75import com.android.camera.ui.TwoStateImageView; 76import com.android.camera.ui.ZoomRenderer; 77import com.android.gallery3d.common.ApiHelper; 78 79import java.io.File; 80import java.io.IOException; 81import java.text.SimpleDateFormat; 82import java.util.Date; 83import java.util.Iterator; 84import java.util.List; 85 86public class VideoModule implements CameraModule, 87 CameraPreference.OnPreferenceChangedListener, 88 ShutterButton.OnShutterButtonListener, 89 MediaRecorder.OnErrorListener, 90 MediaRecorder.OnInfoListener, 91 EffectsRecorder.EffectsListener, 92 PieRenderer.PieListener, 93 CameraActivity.MenuListener { 94 95 private static final String TAG = "CAM_VideoModule"; 96 97 // We number the request code from 1000 to avoid collision with Gallery. 98 private static final int REQUEST_EFFECT_BACKDROPPER = 1000; 99 100 private static final int CHECK_DISPLAY_ROTATION = 3; 101 private static final int CLEAR_SCREEN_DELAY = 4; 102 private static final int UPDATE_RECORD_TIME = 5; 103 private static final int ENABLE_SHUTTER_BUTTON = 6; 104 private static final int SHOW_TAP_TO_SNAPSHOT_TOAST = 7; 105 private static final int SWITCH_CAMERA = 8; 106 private static final int SWITCH_CAMERA_START_ANIMATION = 9; 107 private static final int HIDE_SURFACE_VIEW = 10; 108 109 private static final int SCREEN_DELAY = 2 * 60 * 1000; 110 111 private static final long SHUTTER_BUTTON_TIMEOUT = 500L; // 500ms 112 113 /** 114 * An unpublished intent flag requesting to start recording straight away 115 * and return as soon as recording is stopped. 116 * TODO: consider publishing by moving into MediaStore. 117 */ 118 private static final String EXTRA_QUICK_CAPTURE = 119 "android.intent.extra.quickCapture"; 120 121 private static final int MIN_THUMB_SIZE = 64; 122 // module fields 123 private CameraActivity mActivity; 124 private View mRootView; 125 private boolean mPaused; 126 private int mCameraId; 127 private Parameters mParameters; 128 129 private boolean mSnapshotInProgress = false; 130 131 private static final String EFFECT_BG_FROM_GALLERY = "gallery"; 132 133 private final CameraErrorCallback mErrorCallback = new CameraErrorCallback(); 134 135 private ComboPreferences mPreferences; 136 private PreferenceGroup mPreferenceGroup; 137 138 private PreviewFrameLayout mPreviewFrameLayout; 139 private boolean mSurfaceViewReady; 140 private SurfaceHolder.Callback mSurfaceViewCallback; 141 private PreviewSurfaceView mPreviewSurfaceView; 142 private CameraScreenNail.OnFrameDrawnListener mFrameDrawnListener; 143 private View mReviewControl; 144 145 // An review image having same size as preview. It is displayed when 146 // recording is stopped in capture intent. 147 private ImageView mReviewImage; 148 private Rotatable mReviewCancelButton; 149 private Rotatable mReviewDoneButton; 150 private RotateImageView mReviewPlayButton; 151 private View mReviewRetakeButton; 152 private ShutterButton mShutterButton; 153 private TextView mRecordingTimeView; 154 private RotateLayout mBgLearningMessageRotater; 155 private View mBgLearningMessageFrame; 156 private LinearLayout mLabelsLinearLayout; 157 158 private boolean mIsVideoCaptureIntent; 159 private boolean mQuickCapture; 160 161 private MediaRecorder mMediaRecorder; 162 private EffectsRecorder mEffectsRecorder; 163 private boolean mEffectsDisplayResult; 164 165 private int mEffectType = EffectsRecorder.EFFECT_NONE; 166 private Object mEffectParameter = null; 167 private String mEffectUriFromGallery = null; 168 private String mPrefVideoEffectDefault; 169 private boolean mResetEffect = true; 170 171 private boolean mSwitchingCamera; 172 private boolean mMediaRecorderRecording = false; 173 private long mRecordingStartTime; 174 private boolean mRecordingTimeCountsDown = false; 175 private RotateLayout mRecordingTimeRect; 176 private long mOnResumeTime; 177 // The video file that the hardware camera is about to record into 178 // (or is recording into.) 179 private String mVideoFilename; 180 private ParcelFileDescriptor mVideoFileDescriptor; 181 182 // The video file that has already been recorded, and that is being 183 // examined by the user. 184 private String mCurrentVideoFilename; 185 private Uri mCurrentVideoUri; 186 private ContentValues mCurrentVideoValues; 187 188 private CamcorderProfile mProfile; 189 190 // The video duration limit. 0 menas no limit. 191 private int mMaxVideoDurationInMs; 192 193 // Time Lapse parameters. 194 private boolean mCaptureTimeLapse = false; 195 // Default 0. If it is larger than 0, the camcorder is in time lapse mode. 196 private int mTimeBetweenTimeLapseFrameCaptureMs = 0; 197 private View mTimeLapseLabel; 198 199 private int mDesiredPreviewWidth; 200 private int mDesiredPreviewHeight; 201 202 boolean mPreviewing = false; // True if preview is started. 203 // The display rotation in degrees. This is only valid when mPreviewing is 204 // true. 205 private int mDisplayRotation; 206 private int mCameraDisplayOrientation; 207 208 private ContentResolver mContentResolver; 209 210 private LocationManager mLocationManager; 211 212 private VideoNamer mVideoNamer; 213 214 private RenderOverlay mRenderOverlay; 215 private PieRenderer mPieRenderer; 216 217 private VideoController mVideoControl; 218 private AbstractSettingPopup mPopup; 219 private int mPendingSwitchCameraId; 220 221 private ZoomRenderer mZoomRenderer; 222 223 private PreviewGestures mGestures; 224 225 private final Handler mHandler = new MainHandler(); 226 227 // The degrees of the device rotated clockwise from its natural orientation. 228 private int mOrientation = OrientationEventListener.ORIENTATION_UNKNOWN; 229 // The orientation compensation for icons and dialogs. Ex: if the value 230 // is 90, the UI components should be rotated 90 degrees counter-clockwise. 231 private int mOrientationCompensation = 0; 232 233 // If mOrientationResetNeeded is set to be true, onOrientationChanged will reset 234 // the orientation of the on screen indicators to the current orientation compensation 235 // regardless of whether it's the same as the most recent orientation compensation 236 private boolean mOrientationResetNeeded; 237 // The orientation compensation when we start recording. 238 private int mOrientationCompensationAtRecordStart; 239 240 private int mZoomValue; // The current zoom value. 241 private int mZoomMax; 242 private boolean mRestoreFlash; // This is used to check if we need to restore the flash 243 // status when going back from gallery. 244 245 protected class CameraOpenThread extends Thread { 246 @Override 247 public void run() { 248 openCamera(); 249 } 250 } 251 252 private void openCamera() { 253 try { 254 mActivity.mCameraDevice = Util.openCamera(mActivity, mCameraId); 255 mParameters = mActivity.mCameraDevice.getParameters(); 256 } catch (CameraHardwareException e) { 257 mActivity.mOpenCameraFail = true; 258 } catch (CameraDisabledException e) { 259 mActivity.mCameraDisabled = true; 260 } 261 } 262 263 // This Handler is used to post message back onto the main thread of the 264 // application 265 private class MainHandler extends Handler { 266 @Override 267 public void handleMessage(Message msg) { 268 switch (msg.what) { 269 270 case ENABLE_SHUTTER_BUTTON: 271 mShutterButton.setEnabled(true); 272 break; 273 274 case CLEAR_SCREEN_DELAY: { 275 mActivity.getWindow().clearFlags( 276 WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 277 break; 278 } 279 280 case UPDATE_RECORD_TIME: { 281 updateRecordingTime(); 282 break; 283 } 284 285 case CHECK_DISPLAY_ROTATION: { 286 // Restart the preview if display rotation has changed. 287 // Sometimes this happens when the device is held upside 288 // down and camera app is opened. Rotation animation will 289 // take some time and the rotation value we have got may be 290 // wrong. Framework does not have a callback for this now. 291 if ((Util.getDisplayRotation(mActivity) != mDisplayRotation) 292 && !mMediaRecorderRecording && !mSwitchingCamera) { 293 startPreview(); 294 } 295 if (SystemClock.uptimeMillis() - mOnResumeTime < 5000) { 296 mHandler.sendEmptyMessageDelayed(CHECK_DISPLAY_ROTATION, 100); 297 } 298 break; 299 } 300 301 case SHOW_TAP_TO_SNAPSHOT_TOAST: { 302 showTapToSnapshotToast(); 303 break; 304 } 305 306 case SWITCH_CAMERA: { 307 switchCamera(); 308 break; 309 } 310 311 case SWITCH_CAMERA_START_ANIMATION: { 312 ((CameraScreenNail) mActivity.mCameraScreenNail).animateSwitchCamera(); 313 314 // Enable all camera controls. 315 mSwitchingCamera = false; 316 break; 317 } 318 319 case HIDE_SURFACE_VIEW: { 320 mPreviewSurfaceView.setVisibility(View.GONE); 321 break; 322 } 323 324 default: 325 Log.v(TAG, "Unhandled message: " + msg.what); 326 break; 327 } 328 } 329 } 330 331 private BroadcastReceiver mReceiver = null; 332 333 private class MyBroadcastReceiver extends BroadcastReceiver { 334 @Override 335 public void onReceive(Context context, Intent intent) { 336 String action = intent.getAction(); 337 if (action.equals(Intent.ACTION_MEDIA_EJECT)) { 338 stopVideoRecording(); 339 } else if (action.equals(Intent.ACTION_MEDIA_SCANNER_STARTED)) { 340 Toast.makeText(mActivity, 341 mActivity.getResources().getString(R.string.wait), Toast.LENGTH_LONG).show(); 342 } 343 } 344 } 345 346 private String createName(long dateTaken) { 347 Date date = new Date(dateTaken); 348 SimpleDateFormat dateFormat = new SimpleDateFormat( 349 mActivity.getString(R.string.video_file_name_format)); 350 351 return dateFormat.format(date); 352 } 353 354 private int getPreferredCameraId(ComboPreferences preferences) { 355 int intentCameraId = Util.getCameraFacingIntentExtras(mActivity); 356 if (intentCameraId != -1) { 357 // Testing purpose. Launch a specific camera through the intent 358 // extras. 359 return intentCameraId; 360 } else { 361 return CameraSettings.readPreferredCameraId(preferences); 362 } 363 } 364 365 private void initializeSurfaceView() { 366 mPreviewSurfaceView = (PreviewSurfaceView) mRootView.findViewById(R.id.preview_surface_view); 367 if (!ApiHelper.HAS_SURFACE_TEXTURE) { // API level < 11 368 if (mSurfaceViewCallback == null) { 369 mSurfaceViewCallback = new SurfaceViewCallback(); 370 } 371 mPreviewSurfaceView.getHolder().addCallback(mSurfaceViewCallback); 372 mPreviewSurfaceView.setVisibility(View.VISIBLE); 373 } else if (!ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) { // API level < 16 374 if (mSurfaceViewCallback == null) { 375 mSurfaceViewCallback = new SurfaceViewCallback(); 376 mFrameDrawnListener = new CameraScreenNail.OnFrameDrawnListener() { 377 @Override 378 public void onFrameDrawn(CameraScreenNail c) { 379 mHandler.sendEmptyMessage(HIDE_SURFACE_VIEW); 380 } 381 }; 382 } 383 mPreviewSurfaceView.getHolder().addCallback(mSurfaceViewCallback); 384 } 385 } 386 387 private void initializeOverlay() { 388 mRenderOverlay = (RenderOverlay) mRootView.findViewById(R.id.render_overlay); 389 if (mPieRenderer == null) { 390 mPieRenderer = new PieRenderer(mActivity); 391 mVideoControl = new VideoController(mActivity, this, mPieRenderer); 392 mVideoControl.setListener(this); 393 mPieRenderer.setPieListener(this); 394 } 395 mRenderOverlay.addRenderer(mPieRenderer); 396 if (mZoomRenderer == null) { 397 mZoomRenderer = new ZoomRenderer(mActivity); 398 } 399 mRenderOverlay.addRenderer(mZoomRenderer); 400 if (mGestures == null) { 401 mGestures = new PreviewGestures(mActivity, this, mZoomRenderer, mPieRenderer); 402 } 403 mGestures.setRenderOverlay(mRenderOverlay); 404 mGestures.clearTouchReceivers(); 405 if (isVideoCaptureIntent()) { 406 if (mReviewCancelButton != null) { 407 mGestures.addTouchReceiver((View) mReviewCancelButton); 408 } 409 if (mReviewDoneButton != null) { 410 mGestures.addTouchReceiver((View) mReviewDoneButton); 411 } 412 } 413 } 414 415 @Override 416 public void init(CameraActivity activity, View root, boolean reuseScreenNail) { 417 mActivity = activity; 418 mRootView = root; 419 mPreferences = new ComboPreferences(mActivity); 420 CameraSettings.upgradeGlobalPreferences(mPreferences.getGlobal()); 421 mCameraId = getPreferredCameraId(mPreferences); 422 423 mPreferences.setLocalId(mActivity, mCameraId); 424 CameraSettings.upgradeLocalPreferences(mPreferences.getLocal()); 425 426 mActivity.mNumberOfCameras = CameraHolder.instance().getNumberOfCameras(); 427 mPrefVideoEffectDefault = mActivity.getString(R.string.pref_video_effect_default); 428 resetEffect(); 429 430 /* 431 * To reduce startup time, we start the preview in another thread. 432 * We make sure the preview is started at the end of onCreate. 433 */ 434 CameraOpenThread cameraOpenThread = new CameraOpenThread(); 435 cameraOpenThread.start(); 436 437 mContentResolver = mActivity.getContentResolver(); 438 439 mActivity.getLayoutInflater().inflate(R.layout.video_module, (ViewGroup) mRootView); 440 441 mActivity.setMenuListener(this); 442 // Surface texture is from camera screen nail and startPreview needs it. 443 // This must be done before startPreview. 444 mIsVideoCaptureIntent = isVideoCaptureIntent(); 445 if (reuseScreenNail) { 446 mActivity.reuseCameraScreenNail(!mIsVideoCaptureIntent); 447 } else { 448 mActivity.createCameraScreenNail(!mIsVideoCaptureIntent); 449 } 450 initializeSurfaceView(); 451 452 // Make sure camera device is opened. 453 try { 454 cameraOpenThread.join(); 455 if (mActivity.mOpenCameraFail) { 456 Util.showErrorAndFinish(mActivity, R.string.cannot_connect_camera); 457 return; 458 } else if (mActivity.mCameraDisabled) { 459 Util.showErrorAndFinish(mActivity, R.string.camera_disabled); 460 return; 461 } 462 } catch (InterruptedException ex) { 463 // ignore 464 } 465 466 Thread startPreviewThread = new Thread(new Runnable() { 467 @Override 468 public void run() { 469 readVideoPreferences(); 470 startPreview(); 471 } 472 }); 473 startPreviewThread.start(); 474 475 initializeControlByIntent(); 476 initializeOverlay(); 477 initializeMiscControls(); 478 479 mQuickCapture = mActivity.getIntent().getBooleanExtra(EXTRA_QUICK_CAPTURE, false); 480 mLocationManager = new LocationManager(mActivity, null); 481 482 // Initialize to true to ensure that the on-screen indicators get their 483 // orientation set in onOrientationChanged. 484 mOrientationResetNeeded = true; 485 486 // Make sure preview is started. 487 try { 488 startPreviewThread.join(); 489 if (mActivity.mOpenCameraFail) { 490 Util.showErrorAndFinish(mActivity, R.string.cannot_connect_camera); 491 return; 492 } else if (mActivity.mCameraDisabled) { 493 Util.showErrorAndFinish(mActivity, R.string.camera_disabled); 494 return; 495 } 496 } catch (InterruptedException ex) { 497 // ignore 498 } 499 500 showTimeLapseUI(mCaptureTimeLapse); 501 initializeVideoSnapshot(); 502 resizeForPreviewAspectRatio(); 503 504 initializeVideoControl(); 505 mPendingSwitchCameraId = -1; 506 } 507 508 @Override 509 public void onStop() {} 510 511 private void loadCameraPreferences() { 512 CameraSettings settings = new CameraSettings(mActivity, mParameters, 513 mCameraId, CameraHolder.instance().getCameraInfo()); 514 // Remove the video quality preference setting when the quality is given in the intent. 515 mPreferenceGroup = filterPreferenceScreenByIntent( 516 settings.getPreferenceGroup(R.xml.video_preferences)); 517 } 518 519 @Override 520 public boolean collapseCameraControls() { 521 boolean ret = false; 522 if (mPopup != null) { 523 dismissPopup(false); 524 ret = true; 525 } 526 return ret; 527 } 528 529 public boolean removeTopLevelPopup() { 530 if (mPopup != null) { 531 dismissPopup(true); 532 return true; 533 } 534 return false; 535 } 536 537 private void enableCameraControls(boolean enable) { 538 if (mGestures != null) { 539 mGestures.setZoomOnly(!enable); 540 } 541 if (mPieRenderer != null && mPieRenderer.showsItems()) { 542 mPieRenderer.hide(); 543 } 544 } 545 546 private void initializeVideoControl() { 547 loadCameraPreferences(); 548 mVideoControl.initialize(mPreferenceGroup); 549 if (effectsActive()) { 550 mVideoControl.overrideSettings( 551 CameraSettings.KEY_VIDEO_QUALITY, 552 Integer.toString(getLowVideoQuality())); 553 } 554 } 555 556 @TargetApi(ApiHelper.VERSION_CODES.HONEYCOMB) 557 private static int getLowVideoQuality() { 558 if (ApiHelper.HAS_FINE_RESOLUTION_QUALITY_LEVELS) { 559 return CamcorderProfile.QUALITY_480P; 560 } else { 561 return CamcorderProfile.QUALITY_LOW; 562 } 563 } 564 565 566 @Override 567 public void onOrientationChanged(int orientation) { 568 // We keep the last known orientation. So if the user first orient 569 // the camera then point the camera to floor or sky, we still have 570 // the correct orientation. 571 if (orientation == OrientationEventListener.ORIENTATION_UNKNOWN) return; 572 int newOrientation = Util.roundOrientation(orientation, mOrientation); 573 574 if (mOrientation != newOrientation) { 575 mOrientation = newOrientation; 576 // The input of effects recorder is affected by 577 // android.hardware.Camera.setDisplayOrientation. Its value only 578 // compensates the camera orientation (no Display.getRotation). 579 // So the orientation hint here should only consider sensor 580 // orientation. 581 if (effectsActive()) { 582 mEffectsRecorder.setOrientationHint(mOrientation); 583 } 584 } 585 586 // When the screen is unlocked, display rotation may change. Always 587 // calculate the up-to-date orientationCompensation. 588 int orientationCompensation = 589 (mOrientation + Util.getDisplayRotation(mActivity)) % 360; 590 591 if (mOrientationCompensation != orientationCompensation || mOrientationResetNeeded) { 592 mOrientationCompensation = orientationCompensation; 593 // Do not rotate the icons during recording because the video 594 // orientation is fixed after recording. 595 if (!mMediaRecorderRecording) { 596 setOrientationIndicator(mOrientationCompensation, true); 597 mOrientationResetNeeded = false; 598 } 599 } 600 601 // Show the toast after getting the first orientation changed. 602 if (mHandler.hasMessages(SHOW_TAP_TO_SNAPSHOT_TOAST)) { 603 mHandler.removeMessages(SHOW_TAP_TO_SNAPSHOT_TOAST); 604 showTapToSnapshotToast(); 605 } 606 607 // Rotate the pop-up if needed 608 if (mPopup != null) { 609 mPopup.setOrientation(mOrientationCompensation, true); 610 } 611 } 612 613 private void setOrientationIndicator(int orientation, boolean animation) { 614 Rotatable[] indicators = { 615 mRenderOverlay, 616 mBgLearningMessageRotater, 617 mReviewDoneButton, mReviewPlayButton}; 618 for (Rotatable indicator : indicators) { 619 if (indicator != null) indicator.setOrientation(orientation, animation); 620 } 621 if (mGestures != null) { 622 mGestures.setOrientation(orientation); 623 } 624 625 // We change the orientation of the review cancel button only for tablet 626 // UI because there's a label along with the X icon. For phone UI, we 627 // don't change the orientation because there's only a symmetrical X 628 // icon. 629 if (mReviewCancelButton instanceof RotateLayout) { 630 mReviewCancelButton.setOrientation(orientation, animation); 631 } 632 633 // We change the orientation of the linearlayout only for phone UI because when in portrait 634 // the width is not enough. 635 if (mLabelsLinearLayout != null) { 636 if (((orientation / 90) & 1) == 0) { 637 mLabelsLinearLayout.setOrientation(LinearLayout.VERTICAL); 638 } else { 639 mLabelsLinearLayout.setOrientation(LinearLayout.HORIZONTAL); 640 } 641 } 642 mRecordingTimeRect.setOrientation(mOrientationCompensation, animation); 643 } 644 645 private void startPlayVideoActivity() { 646 Intent intent = new Intent(Intent.ACTION_VIEW); 647 intent.setDataAndType(mCurrentVideoUri, convertOutputFormatToMimeType(mProfile.fileFormat)); 648 try { 649 mActivity.startActivity(intent); 650 } catch (ActivityNotFoundException ex) { 651 Log.e(TAG, "Couldn't view video " + mCurrentVideoUri, ex); 652 } 653 } 654 655 @OnClickAttr 656 public void onReviewRetakeClicked(View v) { 657 deleteCurrentVideo(); 658 hideAlert(); 659 } 660 661 @OnClickAttr 662 public void onReviewPlayClicked(View v) { 663 startPlayVideoActivity(); 664 } 665 666 @OnClickAttr 667 public void onReviewDoneClicked(View v) { 668 doReturnToCaller(true); 669 } 670 671 @OnClickAttr 672 public void onReviewCancelClicked(View v) { 673 stopVideoRecording(); 674 doReturnToCaller(false); 675 } 676 677 private void onStopVideoRecording() { 678 mEffectsDisplayResult = true; 679 boolean recordFail = stopVideoRecording(); 680 if (mIsVideoCaptureIntent) { 681 if (!effectsActive()) { 682 if (mQuickCapture) { 683 doReturnToCaller(!recordFail); 684 } else if (!recordFail) { 685 showAlert(); 686 } 687 } 688 } else if (!recordFail){ 689 // Start capture animation. 690 if (!mPaused && ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) { 691 // The capture animation is disabled on ICS because we use SurfaceView 692 // for preview during recording. When the recording is done, we switch 693 // back to use SurfaceTexture for preview and we need to stop then start 694 // the preview. This will cause the preview flicker since the preview 695 // will not be continuous for a short period of time. 696 ((CameraScreenNail) mActivity.mCameraScreenNail).animateCapture(getCameraRotation()); 697 } 698 } 699 } 700 701 private int getCameraRotation() { 702 return (mOrientationCompensation - mDisplayRotation + 360) % 360; 703 } 704 705 public void onProtectiveCurtainClick(View v) { 706 // Consume clicks 707 } 708 709 @Override 710 public void onShutterButtonClick() { 711 if (collapseCameraControls() || mSwitchingCamera) return; 712 713 boolean stop = mMediaRecorderRecording; 714 715 if (stop) { 716 onStopVideoRecording(); 717 } else { 718 startVideoRecording(); 719 } 720 mShutterButton.setEnabled(false); 721 722 // Keep the shutter button disabled when in video capture intent 723 // mode and recording is stopped. It'll be re-enabled when 724 // re-take button is clicked. 725 if (!(mIsVideoCaptureIntent && stop)) { 726 mHandler.sendEmptyMessageDelayed( 727 ENABLE_SHUTTER_BUTTON, SHUTTER_BUTTON_TIMEOUT); 728 } 729 } 730 731 @Override 732 public void onShutterButtonFocus(boolean pressed) { 733 // Do nothing (everything happens in onShutterButtonClick). 734 } 735 736 private void readVideoPreferences() { 737 // The preference stores values from ListPreference and is thus string type for all values. 738 // We need to convert it to int manually. 739 String defaultQuality = CameraSettings.getDefaultVideoQuality(mCameraId, 740 mActivity.getResources().getString(R.string.pref_video_quality_default)); 741 String videoQuality = 742 mPreferences.getString(CameraSettings.KEY_VIDEO_QUALITY, 743 defaultQuality); 744 int quality = Integer.valueOf(videoQuality); 745 746 // Set video quality. 747 Intent intent = mActivity.getIntent(); 748 if (intent.hasExtra(MediaStore.EXTRA_VIDEO_QUALITY)) { 749 int extraVideoQuality = 750 intent.getIntExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); 751 if (extraVideoQuality > 0) { 752 quality = CamcorderProfile.QUALITY_HIGH; 753 } else { // 0 is mms. 754 quality = CamcorderProfile.QUALITY_LOW; 755 } 756 } 757 758 // Set video duration limit. The limit is read from the preference, 759 // unless it is specified in the intent. 760 if (intent.hasExtra(MediaStore.EXTRA_DURATION_LIMIT)) { 761 int seconds = 762 intent.getIntExtra(MediaStore.EXTRA_DURATION_LIMIT, 0); 763 mMaxVideoDurationInMs = 1000 * seconds; 764 } else { 765 mMaxVideoDurationInMs = CameraSettings.DEFAULT_VIDEO_DURATION; 766 } 767 768 // Set effect 769 mEffectType = CameraSettings.readEffectType(mPreferences); 770 if (mEffectType != EffectsRecorder.EFFECT_NONE) { 771 mEffectParameter = CameraSettings.readEffectParameter(mPreferences); 772 // Set quality to be no higher than 480p. 773 CamcorderProfile profile = CamcorderProfile.get(mCameraId, quality); 774 if (profile.videoFrameHeight > 480) { 775 quality = getLowVideoQuality(); 776 } 777 // On initial startup, can get here before indicator control is 778 // enabled. In that case, UI quality override handled in 779 // initializeIndicatorControl. 780// if (mIndicatorControlContainer != null) { 781// mIndicatorControlContainer.overrideSettings( 782// CameraSettings.KEY_VIDEO_QUALITY, 783// Integer.toString(getLowVideoQuality())); 784// } 785 } else { 786 mEffectParameter = null; 787// if (mIndicatorControlContainer != null) { 788// mIndicatorControlContainer.overrideSettings( 789// CameraSettings.KEY_VIDEO_QUALITY, 790// null); 791// } 792 } 793 // Read time lapse recording interval. 794 if (ApiHelper.HAS_TIME_LAPSE_RECORDING) { 795 String frameIntervalStr = mPreferences.getString( 796 CameraSettings.KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL, 797 mActivity.getString(R.string.pref_video_time_lapse_frame_interval_default)); 798 mTimeBetweenTimeLapseFrameCaptureMs = Integer.parseInt(frameIntervalStr); 799 mCaptureTimeLapse = (mTimeBetweenTimeLapseFrameCaptureMs != 0); 800 } 801 // TODO: This should be checked instead directly +1000. 802 if (mCaptureTimeLapse) quality += 1000; 803 mProfile = CamcorderProfile.get(mCameraId, quality); 804 getDesiredPreviewSize(); 805 } 806 807 private void writeDefaultEffectToPrefs() { 808 ComboPreferences.Editor editor = mPreferences.edit(); 809 editor.putString(CameraSettings.KEY_VIDEO_EFFECT, 810 mActivity.getString(R.string.pref_video_effect_default)); 811 editor.apply(); 812 } 813 814 @TargetApi(ApiHelper.VERSION_CODES.HONEYCOMB) 815 private void getDesiredPreviewSize() { 816 mParameters = mActivity.mCameraDevice.getParameters(); 817 if (ApiHelper.HAS_GET_SUPPORTED_VIDEO_SIZE) { 818 if (mParameters.getSupportedVideoSizes() == null || effectsActive()) { 819 mDesiredPreviewWidth = mProfile.videoFrameWidth; 820 mDesiredPreviewHeight = mProfile.videoFrameHeight; 821 } else { // Driver supports separates outputs for preview and video. 822 List<Size> sizes = mParameters.getSupportedPreviewSizes(); 823 Size preferred = mParameters.getPreferredPreviewSizeForVideo(); 824 int product = preferred.width * preferred.height; 825 Iterator<Size> it = sizes.iterator(); 826 // Remove the preview sizes that are not preferred. 827 while (it.hasNext()) { 828 Size size = it.next(); 829 if (size.width * size.height > product) { 830 it.remove(); 831 } 832 } 833 Size optimalSize = Util.getOptimalPreviewSize(mActivity, sizes, 834 (double) mProfile.videoFrameWidth / mProfile.videoFrameHeight); 835 mDesiredPreviewWidth = optimalSize.width; 836 mDesiredPreviewHeight = optimalSize.height; 837 } 838 } else { 839 mDesiredPreviewWidth = mProfile.videoFrameWidth; 840 mDesiredPreviewHeight = mProfile.videoFrameHeight; 841 } 842 Log.v(TAG, "mDesiredPreviewWidth=" + mDesiredPreviewWidth + 843 ". mDesiredPreviewHeight=" + mDesiredPreviewHeight); 844 } 845 846 private void resizeForPreviewAspectRatio() { 847 mPreviewFrameLayout.setAspectRatio( 848 (double) mProfile.videoFrameWidth / mProfile.videoFrameHeight); 849 } 850 851 @Override 852 public void installIntentFilter() { 853 // install an intent filter to receive SD card related events. 854 IntentFilter intentFilter = 855 new IntentFilter(Intent.ACTION_MEDIA_EJECT); 856 intentFilter.addAction(Intent.ACTION_MEDIA_SCANNER_STARTED); 857 intentFilter.addDataScheme("file"); 858 mReceiver = new MyBroadcastReceiver(); 859 mActivity.registerReceiver(mReceiver, intentFilter); 860 } 861 862 @Override 863 public void onResumeBeforeSuper() { 864 mPaused = false; 865 } 866 867 @Override 868 public void onResumeAfterSuper() { 869 if (mActivity.mOpenCameraFail || mActivity.mCameraDisabled) 870 return; 871 872 mZoomValue = 0; 873 874 showVideoSnapshotUI(false); 875 876 877 if (!mPreviewing) { 878 if (resetEffect()) { 879 mBgLearningMessageFrame.setVisibility(View.GONE); 880// mIndicatorControlContainer.reloadPreferences(); 881 } 882 openCamera(); 883 if (mActivity.mOpenCameraFail) { 884 Util.showErrorAndFinish(mActivity, 885 R.string.cannot_connect_camera); 886 return; 887 } else if (mActivity.mCameraDisabled) { 888 Util.showErrorAndFinish(mActivity, R.string.camera_disabled); 889 return; 890 } 891 readVideoPreferences(); 892 resizeForPreviewAspectRatio(); 893 startPreview(); 894 } 895 896 // Initializing it here after the preview is started. 897 initializeZoom(); 898 899 keepScreenOnAwhile(); 900 901 // Initialize location service. 902 boolean recordLocation = RecordLocationPreference.get(mPreferences, 903 mContentResolver); 904 mLocationManager.recordLocation(recordLocation); 905 906 if (mPreviewing) { 907 mOnResumeTime = SystemClock.uptimeMillis(); 908 mHandler.sendEmptyMessageDelayed(CHECK_DISPLAY_ROTATION, 100); 909 } 910 // Dismiss open menu if exists. 911 PopupManager.getInstance(mActivity).notifyShowPopup(null); 912 913 mVideoNamer = new VideoNamer(); 914 } 915 916 private void setDisplayOrientation() { 917 mDisplayRotation = Util.getDisplayRotation(mActivity); 918 if (ApiHelper.HAS_SURFACE_TEXTURE) { 919 // The display rotation is handled by gallery. 920 mCameraDisplayOrientation = Util.getDisplayOrientation(0, mCameraId); 921 } else { 922 // We need to consider display rotation ourselves. 923 mCameraDisplayOrientation = Util.getDisplayOrientation(mDisplayRotation, mCameraId); 924 } 925 } 926 927 private void startPreview() { 928 Log.v(TAG, "startPreview"); 929 930 mActivity.mCameraDevice.setErrorCallback(mErrorCallback); 931 if (mPreviewing == true) { 932 stopPreview(); 933 if (effectsActive() && mEffectsRecorder != null) { 934 mEffectsRecorder.release(); 935 mEffectsRecorder = null; 936 } 937 } 938 939 setDisplayOrientation(); 940 mActivity.mCameraDevice.setDisplayOrientation(mCameraDisplayOrientation); 941 setCameraParameters(); 942 943 try { 944 if (!effectsActive()) { 945 if (ApiHelper.HAS_SURFACE_TEXTURE) { 946 mActivity.mCameraDevice.setPreviewTextureAsync( 947 ((CameraScreenNail) mActivity.mCameraScreenNail).getSurfaceTexture()); 948 } else { 949 mActivity.mCameraDevice.setPreviewDisplayAsync(mPreviewSurfaceView.getHolder()); 950 } 951 mActivity.mCameraDevice.startPreviewAsync(); 952 } else { 953 initializeEffectsPreview(); 954 mEffectsRecorder.startPreview(); 955 } 956 } catch (Throwable ex) { 957 closeCamera(); 958 throw new RuntimeException("startPreview failed", ex); 959 } 960 961 mPreviewing = true; 962 } 963 964 private void stopPreview() { 965 mActivity.mCameraDevice.stopPreview(); 966 mPreviewing = false; 967 } 968 969 // Closing the effects out. Will shut down the effects graph. 970 private void closeEffects() { 971 Log.v(TAG, "Closing effects"); 972 mEffectType = EffectsRecorder.EFFECT_NONE; 973 if (mEffectsRecorder == null) { 974 Log.d(TAG, "Effects are already closed. Nothing to do"); 975 return; 976 } 977 // This call can handle the case where the camera is already released 978 // after the recording has been stopped. 979 mEffectsRecorder.release(); 980 mEffectsRecorder = null; 981 } 982 983 // By default, we want to close the effects as well with the camera. 984 private void closeCamera() { 985 closeCamera(true); 986 } 987 988 // In certain cases, when the effects are active, we may want to shutdown 989 // only the camera related parts, and handle closing the effects in the 990 // effectsUpdate callback. 991 // For example, in onPause, we want to make the camera available to 992 // outside world immediately, however, want to wait till the effects 993 // callback to shut down the effects. In such a case, we just disconnect 994 // the effects from the camera by calling disconnectCamera. That way 995 // the effects can handle that when shutting down. 996 // 997 // @param closeEffectsAlso - indicates whether we want to close the 998 // effects also along with the camera. 999 private void closeCamera(boolean closeEffectsAlso) { 1000 Log.v(TAG, "closeCamera"); 1001 if (mActivity.mCameraDevice == null) { 1002 Log.d(TAG, "already stopped."); 1003 return; 1004 } 1005 1006 if (mEffectsRecorder != null) { 1007 // Disconnect the camera from effects so that camera is ready to 1008 // be released to the outside world. 1009 mEffectsRecorder.disconnectCamera(); 1010 } 1011 if (closeEffectsAlso) closeEffects(); 1012 mActivity.mCameraDevice.setZoomChangeListener(null); 1013 mActivity.mCameraDevice.setErrorCallback(null); 1014 CameraHolder.instance().release(); 1015 mActivity.mCameraDevice = null; 1016 mPreviewing = false; 1017 mSnapshotInProgress = false; 1018 } 1019 1020 private void releasePreviewResources() { 1021 if (ApiHelper.HAS_SURFACE_TEXTURE) { 1022 CameraScreenNail screenNail = (CameraScreenNail) mActivity.mCameraScreenNail; 1023 if (screenNail.getSurfaceTexture() != null) { 1024 screenNail.releaseSurfaceTexture(); 1025 } 1026 if (!ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) { 1027 mHandler.removeMessages(HIDE_SURFACE_VIEW); 1028 mPreviewSurfaceView.setVisibility(View.GONE); 1029 } 1030 } 1031 } 1032 1033 @Override 1034 public void onPauseBeforeSuper() { 1035 mPaused = true; 1036 1037 if (mMediaRecorderRecording) { 1038 // Camera will be released in onStopVideoRecording. 1039 onStopVideoRecording(); 1040 } else { 1041 closeCamera(); 1042 if (!effectsActive()) releaseMediaRecorder(); 1043 } 1044 if (effectsActive()) { 1045 // If the effects are active, make sure we tell the graph that the 1046 // surfacetexture is not valid anymore. Disconnect the graph from 1047 // the display. This should be done before releasing the surface 1048 // texture. 1049 mEffectsRecorder.disconnectDisplay(); 1050 } else { 1051 // Close the file descriptor and clear the video namer only if the 1052 // effects are not active. If effects are active, we need to wait 1053 // till we get the callback from the Effects that the graph is done 1054 // recording. That also needs a change in the stopVideoRecording() 1055 // call to not call closeCamera if the effects are active, because 1056 // that will close down the effects are well, thus making this if 1057 // condition invalid. 1058 closeVideoFileDescriptor(); 1059 clearVideoNamer(); 1060 } 1061 1062 releasePreviewResources(); 1063 1064 if (mReceiver != null) { 1065 mActivity.unregisterReceiver(mReceiver); 1066 mReceiver = null; 1067 } 1068 resetScreenOn(); 1069 1070 if (mLocationManager != null) mLocationManager.recordLocation(false); 1071 1072 mHandler.removeMessages(CHECK_DISPLAY_ROTATION); 1073 mHandler.removeMessages(SWITCH_CAMERA); 1074 mHandler.removeMessages(SWITCH_CAMERA_START_ANIMATION); 1075 mPendingSwitchCameraId = -1; 1076 mSwitchingCamera = false; 1077 // Call onPause after stopping video recording. So the camera can be 1078 // released as soon as possible. 1079 } 1080 1081 @Override 1082 public void onPauseAfterSuper() { 1083 } 1084 1085 @Override 1086 public void onUserInteraction() { 1087 if (!mMediaRecorderRecording && !mActivity.isFinishing()) { 1088 keepScreenOnAwhile(); 1089 } 1090 } 1091 1092 @Override 1093 public void onMenuClicked() { 1094 if (mPieRenderer != null) { 1095 mPieRenderer.showInCenter(); 1096 } 1097 } 1098 1099 @Override 1100 public boolean onBackPressed() { 1101 if (mPaused) return true; 1102 if (mMediaRecorderRecording) { 1103 onStopVideoRecording(); 1104 return true; 1105 } else if (mPieRenderer != null && mPieRenderer.showsItems()) { 1106 mPieRenderer.hide(); 1107 return true; 1108 } else { 1109 return removeTopLevelPopup(); 1110 } 1111 } 1112 1113 @Override 1114 public boolean onKeyDown(int keyCode, KeyEvent event) { 1115 // Do not handle any key if the activity is paused. 1116 if (mPaused) { 1117 return true; 1118 } 1119 1120 switch (keyCode) { 1121 case KeyEvent.KEYCODE_CAMERA: 1122 if (event.getRepeatCount() == 0) { 1123 mShutterButton.performClick(); 1124 return true; 1125 } 1126 break; 1127 case KeyEvent.KEYCODE_DPAD_CENTER: 1128 if (event.getRepeatCount() == 0) { 1129 mShutterButton.performClick(); 1130 return true; 1131 } 1132 break; 1133 case KeyEvent.KEYCODE_MENU: 1134 if (mMediaRecorderRecording) return true; 1135 break; 1136 } 1137 return false; 1138 } 1139 1140 @Override 1141 public boolean onKeyUp(int keyCode, KeyEvent event) { 1142 switch (keyCode) { 1143 case KeyEvent.KEYCODE_CAMERA: 1144 mShutterButton.setPressed(false); 1145 return true; 1146 } 1147 return false; 1148 } 1149 1150 private boolean isVideoCaptureIntent() { 1151 String action = mActivity.getIntent().getAction(); 1152 return (MediaStore.ACTION_VIDEO_CAPTURE.equals(action)); 1153 } 1154 1155 private void doReturnToCaller(boolean valid) { 1156 Intent resultIntent = new Intent(); 1157 int resultCode; 1158 if (valid) { 1159 resultCode = Activity.RESULT_OK; 1160 resultIntent.setData(mCurrentVideoUri); 1161 } else { 1162 resultCode = Activity.RESULT_CANCELED; 1163 } 1164 mActivity.setResultEx(resultCode, resultIntent); 1165 mActivity.finish(); 1166 } 1167 1168 private void cleanupEmptyFile() { 1169 if (mVideoFilename != null) { 1170 File f = new File(mVideoFilename); 1171 if (f.length() == 0 && f.delete()) { 1172 Log.v(TAG, "Empty video file deleted: " + mVideoFilename); 1173 mVideoFilename = null; 1174 } 1175 } 1176 } 1177 1178 private void setupMediaRecorderPreviewDisplay() { 1179 // Nothing to do here if using SurfaceTexture. 1180 if (!ApiHelper.HAS_SURFACE_TEXTURE) { 1181 mMediaRecorder.setPreviewDisplay(mPreviewSurfaceView.getHolder().getSurface()); 1182 } else if (!ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) { 1183 // We stop the preview here before unlocking the device because we 1184 // need to change the SurfaceTexture to SurfaceView for preview. 1185 stopPreview(); 1186 mActivity.mCameraDevice.setPreviewDisplayAsync(mPreviewSurfaceView.getHolder()); 1187 // The orientation for SurfaceTexture is different from that for 1188 // SurfaceView. For SurfaceTexture we don't need to consider the 1189 // display rotation. Just consider the sensor's orientation and we 1190 // will set the orientation correctly when showing the texture. 1191 // Gallery will handle the orientation for the preview. For 1192 // SurfaceView we will have to take everything into account so the 1193 // display rotation is considered. 1194 mActivity.mCameraDevice.setDisplayOrientation( 1195 Util.getDisplayOrientation(mDisplayRotation, mCameraId)); 1196 mActivity.mCameraDevice.startPreviewAsync(); 1197 mPreviewing = true; 1198 mMediaRecorder.setPreviewDisplay(mPreviewSurfaceView.getHolder().getSurface()); 1199 } 1200 } 1201 1202 // Prepares media recorder. 1203 private void initializeRecorder() { 1204 Log.v(TAG, "initializeRecorder"); 1205 // If the mCameraDevice is null, then this activity is going to finish 1206 if (mActivity.mCameraDevice == null) return; 1207 1208 if (!ApiHelper.HAS_SURFACE_TEXTURE_RECORDING && ApiHelper.HAS_SURFACE_TEXTURE) { 1209 // Set the SurfaceView to visible so the surface gets created. 1210 // surfaceCreated() is called immediately when the visibility is 1211 // changed to visible. Thus, mSurfaceViewReady should become true 1212 // right after calling setVisibility(). 1213 mPreviewSurfaceView.setVisibility(View.VISIBLE); 1214 if (!mSurfaceViewReady) return; 1215 } 1216 1217 Intent intent = mActivity.getIntent(); 1218 Bundle myExtras = intent.getExtras(); 1219 1220 long requestedSizeLimit = 0; 1221 closeVideoFileDescriptor(); 1222 if (mIsVideoCaptureIntent && myExtras != null) { 1223 Uri saveUri = (Uri) myExtras.getParcelable(MediaStore.EXTRA_OUTPUT); 1224 if (saveUri != null) { 1225 try { 1226 mVideoFileDescriptor = 1227 mContentResolver.openFileDescriptor(saveUri, "rw"); 1228 mCurrentVideoUri = saveUri; 1229 } catch (java.io.FileNotFoundException ex) { 1230 // invalid uri 1231 Log.e(TAG, ex.toString()); 1232 } 1233 } 1234 requestedSizeLimit = myExtras.getLong(MediaStore.EXTRA_SIZE_LIMIT); 1235 } 1236 mMediaRecorder = new MediaRecorder(); 1237 1238 setupMediaRecorderPreviewDisplay(); 1239 // Unlock the camera object before passing it to media recorder. 1240 mActivity.mCameraDevice.unlock(); 1241 mMediaRecorder.setCamera(mActivity.mCameraDevice.getCamera()); 1242 if (!mCaptureTimeLapse) { 1243 mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.CAMCORDER); 1244 } 1245 mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA); 1246 mMediaRecorder.setProfile(mProfile); 1247 mMediaRecorder.setMaxDuration(mMaxVideoDurationInMs); 1248 if (mCaptureTimeLapse) { 1249 double fps = 1000 / (double) mTimeBetweenTimeLapseFrameCaptureMs; 1250 setCaptureRate(mMediaRecorder, fps); 1251 } 1252 1253 setRecordLocation(); 1254 1255 // Set output file. 1256 // Try Uri in the intent first. If it doesn't exist, use our own 1257 // instead. 1258 if (mVideoFileDescriptor != null) { 1259 mMediaRecorder.setOutputFile(mVideoFileDescriptor.getFileDescriptor()); 1260 } else { 1261 generateVideoFilename(mProfile.fileFormat); 1262 mMediaRecorder.setOutputFile(mVideoFilename); 1263 } 1264 1265 // Set maximum file size. 1266 long maxFileSize = mActivity.getStorageSpace() - Storage.LOW_STORAGE_THRESHOLD; 1267 if (requestedSizeLimit > 0 && requestedSizeLimit < maxFileSize) { 1268 maxFileSize = requestedSizeLimit; 1269 } 1270 1271 try { 1272 mMediaRecorder.setMaxFileSize(maxFileSize); 1273 } catch (RuntimeException exception) { 1274 // We are going to ignore failure of setMaxFileSize here, as 1275 // a) The composer selected may simply not support it, or 1276 // b) The underlying media framework may not handle 64-bit range 1277 // on the size restriction. 1278 } 1279 1280 // See android.hardware.Camera.Parameters.setRotation for 1281 // documentation. 1282 // Note that mOrientation here is the device orientation, which is the opposite of 1283 // what activity.getWindowManager().getDefaultDisplay().getRotation() would return, 1284 // which is the orientation the graphics need to rotate in order to render correctly. 1285 int rotation = 0; 1286 if (mOrientation != OrientationEventListener.ORIENTATION_UNKNOWN) { 1287 CameraInfo info = CameraHolder.instance().getCameraInfo()[mCameraId]; 1288 if (info.facing == CameraInfo.CAMERA_FACING_FRONT) { 1289 rotation = (info.orientation - mOrientation + 360) % 360; 1290 } else { // back-facing camera 1291 rotation = (info.orientation + mOrientation) % 360; 1292 } 1293 } 1294 mMediaRecorder.setOrientationHint(rotation); 1295 mOrientationCompensationAtRecordStart = mOrientationCompensation; 1296 1297 try { 1298 mMediaRecorder.prepare(); 1299 } catch (IOException e) { 1300 Log.e(TAG, "prepare failed for " + mVideoFilename, e); 1301 releaseMediaRecorder(); 1302 throw new RuntimeException(e); 1303 } 1304 1305 mMediaRecorder.setOnErrorListener(this); 1306 mMediaRecorder.setOnInfoListener(this); 1307 } 1308 1309 @TargetApi(ApiHelper.VERSION_CODES.HONEYCOMB) 1310 private static void setCaptureRate(MediaRecorder recorder, double fps) { 1311 recorder.setCaptureRate(fps); 1312 } 1313 1314 @TargetApi(ApiHelper.VERSION_CODES.ICE_CREAM_SANDWICH) 1315 private void setRecordLocation() { 1316 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 1317 Location loc = mLocationManager.getCurrentLocation(); 1318 if (loc != null) { 1319 mMediaRecorder.setLocation((float) loc.getLatitude(), 1320 (float) loc.getLongitude()); 1321 } 1322 } 1323 } 1324 1325 private void initializeEffectsPreview() { 1326 Log.v(TAG, "initializeEffectsPreview"); 1327 // If the mCameraDevice is null, then this activity is going to finish 1328 if (mActivity.mCameraDevice == null) return; 1329 1330 boolean inLandscape = (mActivity.getResources().getConfiguration().orientation 1331 == Configuration.ORIENTATION_LANDSCAPE); 1332 1333 CameraInfo info = CameraHolder.instance().getCameraInfo()[mCameraId]; 1334 1335 mEffectsDisplayResult = false; 1336 mEffectsRecorder = new EffectsRecorder(mActivity); 1337 1338 // TODO: Confirm none of the following need to go to initializeEffectsRecording() 1339 // and none of these change even when the preview is not refreshed. 1340 mEffectsRecorder.setCameraDisplayOrientation(mCameraDisplayOrientation); 1341 mEffectsRecorder.setCamera(mActivity.mCameraDevice); 1342 mEffectsRecorder.setCameraFacing(info.facing); 1343 mEffectsRecorder.setProfile(mProfile); 1344 mEffectsRecorder.setEffectsListener(this); 1345 mEffectsRecorder.setOnInfoListener(this); 1346 mEffectsRecorder.setOnErrorListener(this); 1347 1348 // The input of effects recorder is affected by 1349 // android.hardware.Camera.setDisplayOrientation. Its value only 1350 // compensates the camera orientation (no Display.getRotation). So the 1351 // orientation hint here should only consider sensor orientation. 1352 int orientation = 0; 1353 if (mOrientation != OrientationEventListener.ORIENTATION_UNKNOWN) { 1354 orientation = mOrientation; 1355 } 1356 mEffectsRecorder.setOrientationHint(orientation); 1357 1358 mOrientationCompensationAtRecordStart = mOrientationCompensation; 1359 1360 CameraScreenNail screenNail = (CameraScreenNail) mActivity.mCameraScreenNail; 1361 mEffectsRecorder.setPreviewSurfaceTexture(screenNail.getSurfaceTexture(), 1362 screenNail.getWidth(), screenNail.getHeight()); 1363 1364 if (mEffectType == EffectsRecorder.EFFECT_BACKDROPPER && 1365 ((String) mEffectParameter).equals(EFFECT_BG_FROM_GALLERY)) { 1366 mEffectsRecorder.setEffect(mEffectType, mEffectUriFromGallery); 1367 } else { 1368 mEffectsRecorder.setEffect(mEffectType, mEffectParameter); 1369 } 1370 } 1371 1372 private void initializeEffectsRecording() { 1373 Log.v(TAG, "initializeEffectsRecording"); 1374 1375 Intent intent = mActivity.getIntent(); 1376 Bundle myExtras = intent.getExtras(); 1377 1378 long requestedSizeLimit = 0; 1379 closeVideoFileDescriptor(); 1380 if (mIsVideoCaptureIntent && myExtras != null) { 1381 Uri saveUri = (Uri) myExtras.getParcelable(MediaStore.EXTRA_OUTPUT); 1382 if (saveUri != null) { 1383 try { 1384 mVideoFileDescriptor = 1385 mContentResolver.openFileDescriptor(saveUri, "rw"); 1386 mCurrentVideoUri = saveUri; 1387 } catch (java.io.FileNotFoundException ex) { 1388 // invalid uri 1389 Log.e(TAG, ex.toString()); 1390 } 1391 } 1392 requestedSizeLimit = myExtras.getLong(MediaStore.EXTRA_SIZE_LIMIT); 1393 } 1394 1395 mEffectsRecorder.setProfile(mProfile); 1396 // important to set the capture rate to zero if not timelapsed, since the 1397 // effectsrecorder object does not get created again for each recording 1398 // session 1399 if (mCaptureTimeLapse) { 1400 mEffectsRecorder.setCaptureRate((1000 / (double) mTimeBetweenTimeLapseFrameCaptureMs)); 1401 } else { 1402 mEffectsRecorder.setCaptureRate(0); 1403 } 1404 1405 // Set output file 1406 if (mVideoFileDescriptor != null) { 1407 mEffectsRecorder.setOutputFile(mVideoFileDescriptor.getFileDescriptor()); 1408 } else { 1409 generateVideoFilename(mProfile.fileFormat); 1410 mEffectsRecorder.setOutputFile(mVideoFilename); 1411 } 1412 1413 // Set maximum file size. 1414 long maxFileSize = mActivity.getStorageSpace() - Storage.LOW_STORAGE_THRESHOLD; 1415 if (requestedSizeLimit > 0 && requestedSizeLimit < maxFileSize) { 1416 maxFileSize = requestedSizeLimit; 1417 } 1418 mEffectsRecorder.setMaxFileSize(maxFileSize); 1419 mEffectsRecorder.setMaxDuration(mMaxVideoDurationInMs); 1420 } 1421 1422 1423 private void releaseMediaRecorder() { 1424 Log.v(TAG, "Releasing media recorder."); 1425 if (mMediaRecorder != null) { 1426 cleanupEmptyFile(); 1427 mMediaRecorder.reset(); 1428 mMediaRecorder.release(); 1429 mMediaRecorder = null; 1430 } 1431 mVideoFilename = null; 1432 } 1433 1434 private void releaseEffectsRecorder() { 1435 Log.v(TAG, "Releasing effects recorder."); 1436 if (mEffectsRecorder != null) { 1437 cleanupEmptyFile(); 1438 mEffectsRecorder.release(); 1439 mEffectsRecorder = null; 1440 } 1441 mEffectType = EffectsRecorder.EFFECT_NONE; 1442 mVideoFilename = null; 1443 } 1444 1445 private void generateVideoFilename(int outputFileFormat) { 1446 long dateTaken = System.currentTimeMillis(); 1447 String title = createName(dateTaken); 1448 // Used when emailing. 1449 String filename = title + convertOutputFormatToFileExt(outputFileFormat); 1450 String mime = convertOutputFormatToMimeType(outputFileFormat); 1451 String path = Storage.DIRECTORY + '/' + filename; 1452 String tmpPath = path + ".tmp"; 1453 mCurrentVideoValues = new ContentValues(7); 1454 mCurrentVideoValues.put(Video.Media.TITLE, title); 1455 mCurrentVideoValues.put(Video.Media.DISPLAY_NAME, filename); 1456 mCurrentVideoValues.put(Video.Media.DATE_TAKEN, dateTaken); 1457 mCurrentVideoValues.put(Video.Media.MIME_TYPE, mime); 1458 mCurrentVideoValues.put(Video.Media.DATA, path); 1459 mCurrentVideoValues.put(Video.Media.RESOLUTION, 1460 Integer.toString(mProfile.videoFrameWidth) + "x" + 1461 Integer.toString(mProfile.videoFrameHeight)); 1462 Location loc = mLocationManager.getCurrentLocation(); 1463 if (loc != null) { 1464 mCurrentVideoValues.put(Video.Media.LATITUDE, loc.getLatitude()); 1465 mCurrentVideoValues.put(Video.Media.LONGITUDE, loc.getLongitude()); 1466 } 1467 mVideoNamer.prepareUri(mContentResolver, mCurrentVideoValues); 1468 mVideoFilename = tmpPath; 1469 Log.v(TAG, "New video filename: " + mVideoFilename); 1470 } 1471 1472 private boolean addVideoToMediaStore() { 1473 boolean fail = false; 1474 if (mVideoFileDescriptor == null) { 1475 mCurrentVideoValues.put(Video.Media.SIZE, 1476 new File(mCurrentVideoFilename).length()); 1477 long duration = SystemClock.uptimeMillis() - mRecordingStartTime; 1478 if (duration > 0) { 1479 if (mCaptureTimeLapse) { 1480 duration = getTimeLapseVideoLength(duration); 1481 } 1482 mCurrentVideoValues.put(Video.Media.DURATION, duration); 1483 } else { 1484 Log.w(TAG, "Video duration <= 0 : " + duration); 1485 } 1486 try { 1487 mCurrentVideoUri = mVideoNamer.getUri(); 1488 mActivity.addSecureAlbumItemIfNeeded(true, mCurrentVideoUri); 1489 1490 // Rename the video file to the final name. This avoids other 1491 // apps reading incomplete data. We need to do it after the 1492 // above mVideoNamer.getUri() call, so we are certain that the 1493 // previous insert to MediaProvider is completed. 1494 String finalName = mCurrentVideoValues.getAsString( 1495 Video.Media.DATA); 1496 if (new File(mCurrentVideoFilename).renameTo(new File(finalName))) { 1497 mCurrentVideoFilename = finalName; 1498 } 1499 1500 mContentResolver.update(mCurrentVideoUri, mCurrentVideoValues 1501 , null, null); 1502 mActivity.sendBroadcast(new Intent(Util.ACTION_NEW_VIDEO, 1503 mCurrentVideoUri)); 1504 } catch (Exception e) { 1505 // We failed to insert into the database. This can happen if 1506 // the SD card is unmounted. 1507 Log.e(TAG, "failed to add video to media store", e); 1508 mCurrentVideoUri = null; 1509 mCurrentVideoFilename = null; 1510 fail = true; 1511 } finally { 1512 Log.v(TAG, "Current video URI: " + mCurrentVideoUri); 1513 } 1514 } 1515 mCurrentVideoValues = null; 1516 return fail; 1517 } 1518 1519 private void deleteCurrentVideo() { 1520 // Remove the video and the uri if the uri is not passed in by intent. 1521 if (mCurrentVideoFilename != null) { 1522 deleteVideoFile(mCurrentVideoFilename); 1523 mCurrentVideoFilename = null; 1524 if (mCurrentVideoUri != null) { 1525 mContentResolver.delete(mCurrentVideoUri, null, null); 1526 mCurrentVideoUri = null; 1527 } 1528 } 1529 mActivity.updateStorageSpaceAndHint(); 1530 } 1531 1532 private void deleteVideoFile(String fileName) { 1533 Log.v(TAG, "Deleting video " + fileName); 1534 File f = new File(fileName); 1535 if (!f.delete()) { 1536 Log.v(TAG, "Could not delete " + fileName); 1537 } 1538 } 1539 1540 private PreferenceGroup filterPreferenceScreenByIntent( 1541 PreferenceGroup screen) { 1542 Intent intent = mActivity.getIntent(); 1543 if (intent.hasExtra(MediaStore.EXTRA_VIDEO_QUALITY)) { 1544 CameraSettings.removePreferenceFromScreen(screen, 1545 CameraSettings.KEY_VIDEO_QUALITY); 1546 } 1547 1548 if (intent.hasExtra(MediaStore.EXTRA_DURATION_LIMIT)) { 1549 CameraSettings.removePreferenceFromScreen(screen, 1550 CameraSettings.KEY_VIDEO_QUALITY); 1551 } 1552 return screen; 1553 } 1554 1555 // from MediaRecorder.OnErrorListener 1556 @Override 1557 public void onError(MediaRecorder mr, int what, int extra) { 1558 Log.e(TAG, "MediaRecorder error. what=" + what + ". extra=" + extra); 1559 if (what == MediaRecorder.MEDIA_RECORDER_ERROR_UNKNOWN) { 1560 // We may have run out of space on the sdcard. 1561 stopVideoRecording(); 1562 mActivity.updateStorageSpaceAndHint(); 1563 } 1564 } 1565 1566 // from MediaRecorder.OnInfoListener 1567 @Override 1568 public void onInfo(MediaRecorder mr, int what, int extra) { 1569 if (what == MediaRecorder.MEDIA_RECORDER_INFO_MAX_DURATION_REACHED) { 1570 if (mMediaRecorderRecording) onStopVideoRecording(); 1571 } else if (what == MediaRecorder.MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED) { 1572 if (mMediaRecorderRecording) onStopVideoRecording(); 1573 1574 // Show the toast. 1575 Toast.makeText(mActivity, R.string.video_reach_size_limit, 1576 Toast.LENGTH_LONG).show(); 1577 } 1578 } 1579 1580 /* 1581 * Make sure we're not recording music playing in the background, ask the 1582 * MediaPlaybackService to pause playback. 1583 */ 1584 private void pauseAudioPlayback() { 1585 // Shamelessly copied from MediaPlaybackService.java, which 1586 // should be public, but isn't. 1587 Intent i = new Intent("com.android.music.musicservicecommand"); 1588 i.putExtra("command", "pause"); 1589 1590 mActivity.sendBroadcast(i); 1591 } 1592 1593 // For testing. 1594 public boolean isRecording() { 1595 return mMediaRecorderRecording; 1596 } 1597 1598 private void startVideoRecording() { 1599 Log.v(TAG, "startVideoRecording"); 1600 mActivity.setSwipingEnabled(false); 1601 1602 mActivity.updateStorageSpaceAndHint(); 1603 if (mActivity.getStorageSpace() <= Storage.LOW_STORAGE_THRESHOLD) { 1604 Log.v(TAG, "Storage issue, ignore the start request"); 1605 return; 1606 } 1607 1608 mCurrentVideoUri = null; 1609 if (effectsActive()) { 1610 initializeEffectsRecording(); 1611 if (mEffectsRecorder == null) { 1612 Log.e(TAG, "Fail to initialize effect recorder"); 1613 return; 1614 } 1615 } else { 1616 initializeRecorder(); 1617 if (mMediaRecorder == null) { 1618 Log.e(TAG, "Fail to initialize media recorder"); 1619 return; 1620 } 1621 } 1622 1623 pauseAudioPlayback(); 1624 1625 if (effectsActive()) { 1626 try { 1627 mEffectsRecorder.startRecording(); 1628 } catch (RuntimeException e) { 1629 Log.e(TAG, "Could not start effects recorder. ", e); 1630 releaseEffectsRecorder(); 1631 return; 1632 } 1633 } else { 1634 try { 1635 mMediaRecorder.start(); // Recording is now started 1636 } catch (RuntimeException e) { 1637 Log.e(TAG, "Could not start media recorder. ", e); 1638 releaseMediaRecorder(); 1639 // If start fails, frameworks will not lock the camera for us. 1640 mActivity.mCameraDevice.lock(); 1641 return; 1642 } 1643 } 1644 1645 // The parameters may have been changed by MediaRecorder upon starting 1646 // recording. We need to alter the parameters if we support camcorder 1647 // zoom. To reduce latency when setting the parameters during zoom, we 1648 // update mParameters here once. 1649 if (ApiHelper.HAS_ZOOM_WHEN_RECORDING) { 1650 mParameters = mActivity.mCameraDevice.getParameters(); 1651 } 1652 1653 enableCameraControls(false); 1654 1655 mMediaRecorderRecording = true; 1656 mActivity.getOrientationManager().lockOrientation(); 1657 mRecordingStartTime = SystemClock.uptimeMillis(); 1658 showRecordingUI(true); 1659 1660 updateRecordingTime(); 1661 keepScreenOn(); 1662 } 1663 1664 private void showRecordingUI(boolean recording) { 1665 if (recording) { 1666 mShutterButton.setImageResource(R.drawable.btn_shutter_video_recording); 1667 mActivity.hideSwitcher(); 1668 mRecordingTimeView.setText(""); 1669 mRecordingTimeView.setVisibility(View.VISIBLE); 1670 if (mReviewControl != null) mReviewControl.setVisibility(View.GONE); 1671 if (mCaptureTimeLapse) { 1672// mIndicatorControlContainer.startTimeLapseAnimation( 1673// mTimeBetweenTimeLapseFrameCaptureMs, 1674// mRecordingStartTime); 1675 } 1676 // The camera is not allowed to be accessed in older api levels during 1677 // recording. It is therefore necessary to hide the zoom UI on older 1678 // platforms. 1679 // See the documentation of android.media.MediaRecorder.start() for 1680 // further explanation. 1681 if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING 1682 && mParameters.isZoomSupported()) { 1683// mZoomControl.setVisibility(View.GONE); 1684 } 1685 } else { 1686 mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); 1687 mActivity.showSwitcher(); 1688 mRecordingTimeView.setVisibility(View.GONE); 1689 if (mReviewControl != null) mReviewControl.setVisibility(View.VISIBLE); 1690 if (mCaptureTimeLapse) { 1691// mIndicatorControlContainer.stopTimeLapseAnimation(); 1692 } 1693 if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING 1694 && mParameters.isZoomSupported()) { 1695// mZoomControl.setVisibility(View.VISIBLE); 1696 } 1697 } 1698 } 1699 1700 private void showAlert() { 1701 Bitmap bitmap = null; 1702 if (mVideoFileDescriptor != null) { 1703 bitmap = Thumbnail.createVideoThumbnailBitmap(mVideoFileDescriptor.getFileDescriptor(), 1704 mPreviewFrameLayout.getWidth()); 1705 } else if (mCurrentVideoFilename != null) { 1706 bitmap = Thumbnail.createVideoThumbnailBitmap(mCurrentVideoFilename, 1707 mPreviewFrameLayout.getWidth()); 1708 } 1709 if (bitmap != null) { 1710 // MetadataRetriever already rotates the thumbnail. We should rotate 1711 // it to match the UI orientation (and mirror if it is front-facing camera). 1712 CameraInfo[] info = CameraHolder.instance().getCameraInfo(); 1713 boolean mirror = (info[mCameraId].facing == CameraInfo.CAMERA_FACING_FRONT); 1714 bitmap = Util.rotateAndMirror(bitmap, -mOrientationCompensationAtRecordStart, 1715 mirror); 1716 mReviewImage.setImageBitmap(bitmap); 1717 mReviewImage.setVisibility(View.VISIBLE); 1718 } 1719 1720 Util.fadeOut(mShutterButton); 1721 1722 Util.fadeIn((View) mReviewDoneButton); 1723 Util.fadeIn(mReviewPlayButton); 1724 enableCameraControls(false); 1725 1726 showTimeLapseUI(false); 1727 } 1728 1729 private void hideAlert() { 1730 mReviewImage.setVisibility(View.GONE); 1731 mShutterButton.setEnabled(true); 1732 enableCameraControls(true); 1733 1734 Util.fadeOut((View) mReviewDoneButton); 1735 Util.fadeOut(mReviewPlayButton); 1736 1737 Util.fadeIn(mShutterButton); 1738 1739 if (mCaptureTimeLapse) { 1740 showTimeLapseUI(true); 1741 } 1742 } 1743 1744 private boolean stopVideoRecording() { 1745 Log.v(TAG, "stopVideoRecording"); 1746 mActivity.setSwipingEnabled(true); 1747 mActivity.showSwitcher(); 1748 1749 boolean fail = false; 1750 if (mMediaRecorderRecording) { 1751 boolean shouldAddToMediaStoreNow = false; 1752 1753 try { 1754 if (effectsActive()) { 1755 // This is asynchronous, so we can't add to media store now because thumbnail 1756 // may not be ready. In such case addVideoToMediaStore is called later 1757 // through a callback from the MediaEncoderFilter to EffectsRecorder, 1758 // and then to the VideoCamera. 1759 mEffectsRecorder.stopRecording(); 1760 } else { 1761 mMediaRecorder.setOnErrorListener(null); 1762 mMediaRecorder.setOnInfoListener(null); 1763 mMediaRecorder.stop(); 1764 shouldAddToMediaStoreNow = true; 1765 } 1766 mCurrentVideoFilename = mVideoFilename; 1767 Log.v(TAG, "stopVideoRecording: Setting current video filename: " 1768 + mCurrentVideoFilename); 1769 } catch (RuntimeException e) { 1770 Log.e(TAG, "stop fail", e); 1771 if (mVideoFilename != null) deleteVideoFile(mVideoFilename); 1772 fail = true; 1773 } 1774 mMediaRecorderRecording = false; 1775 mActivity.getOrientationManager().unlockOrientation(); 1776 1777 // If the activity is paused, this means activity is interrupted 1778 // during recording. Release the camera as soon as possible because 1779 // face unlock or other applications may need to use the camera. 1780 // However, if the effects are active, then we can only release the 1781 // camera and cannot release the effects recorder since that will 1782 // stop the graph. It is possible to separate out the Camera release 1783 // part and the effects release part. However, the effects recorder 1784 // does hold on to the camera, hence, it needs to be "disconnected" 1785 // from the camera in the closeCamera call. 1786 if (mPaused) { 1787 // Closing only the camera part if effects active. Effects will 1788 // be closed in the callback from effects. 1789 boolean closeEffects = !effectsActive(); 1790 closeCamera(closeEffects); 1791 } 1792 1793 showRecordingUI(false); 1794 if (!mIsVideoCaptureIntent) { 1795 enableCameraControls(true); 1796 } 1797 // The orientation was fixed during video recording. Now make it 1798 // reflect the device orientation as video recording is stopped. 1799 setOrientationIndicator(mOrientationCompensation, true); 1800 keepScreenOnAwhile(); 1801 if (shouldAddToMediaStoreNow) { 1802 if (addVideoToMediaStore()) fail = true; 1803 } 1804 } 1805 // always release media recorder if no effects running 1806 if (!effectsActive()) { 1807 releaseMediaRecorder(); 1808 if (!mPaused) { 1809 mActivity.mCameraDevice.lock(); 1810 if (ApiHelper.HAS_SURFACE_TEXTURE && 1811 !ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) { 1812 stopPreview(); 1813 // Switch back to use SurfaceTexture for preview. 1814 ((CameraScreenNail) mActivity.mCameraScreenNail).setOneTimeOnFrameDrawnListener( 1815 mFrameDrawnListener); 1816 startPreview(); 1817 } 1818 } 1819 } 1820 // Update the parameters here because the parameters might have been altered 1821 // by MediaRecorder. 1822 if (!mPaused) mParameters = mActivity.mCameraDevice.getParameters(); 1823 return fail; 1824 } 1825 1826 private void resetScreenOn() { 1827 mHandler.removeMessages(CLEAR_SCREEN_DELAY); 1828 mActivity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1829 } 1830 1831 private void keepScreenOnAwhile() { 1832 mHandler.removeMessages(CLEAR_SCREEN_DELAY); 1833 mActivity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1834 mHandler.sendEmptyMessageDelayed(CLEAR_SCREEN_DELAY, SCREEN_DELAY); 1835 } 1836 1837 private void keepScreenOn() { 1838 mHandler.removeMessages(CLEAR_SCREEN_DELAY); 1839 mActivity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); 1840 } 1841 1842 private static String millisecondToTimeString(long milliSeconds, boolean displayCentiSeconds) { 1843 long seconds = milliSeconds / 1000; // round down to compute seconds 1844 long minutes = seconds / 60; 1845 long hours = minutes / 60; 1846 long remainderMinutes = minutes - (hours * 60); 1847 long remainderSeconds = seconds - (minutes * 60); 1848 1849 StringBuilder timeStringBuilder = new StringBuilder(); 1850 1851 // Hours 1852 if (hours > 0) { 1853 if (hours < 10) { 1854 timeStringBuilder.append('0'); 1855 } 1856 timeStringBuilder.append(hours); 1857 1858 timeStringBuilder.append(':'); 1859 } 1860 1861 // Minutes 1862 if (remainderMinutes < 10) { 1863 timeStringBuilder.append('0'); 1864 } 1865 timeStringBuilder.append(remainderMinutes); 1866 timeStringBuilder.append(':'); 1867 1868 // Seconds 1869 if (remainderSeconds < 10) { 1870 timeStringBuilder.append('0'); 1871 } 1872 timeStringBuilder.append(remainderSeconds); 1873 1874 // Centi seconds 1875 if (displayCentiSeconds) { 1876 timeStringBuilder.append('.'); 1877 long remainderCentiSeconds = (milliSeconds - seconds * 1000) / 10; 1878 if (remainderCentiSeconds < 10) { 1879 timeStringBuilder.append('0'); 1880 } 1881 timeStringBuilder.append(remainderCentiSeconds); 1882 } 1883 1884 return timeStringBuilder.toString(); 1885 } 1886 1887 private long getTimeLapseVideoLength(long deltaMs) { 1888 // For better approximation calculate fractional number of frames captured. 1889 // This will update the video time at a higher resolution. 1890 double numberOfFrames = (double) deltaMs / mTimeBetweenTimeLapseFrameCaptureMs; 1891 return (long) (numberOfFrames / mProfile.videoFrameRate * 1000); 1892 } 1893 1894 private void updateRecordingTime() { 1895 if (!mMediaRecorderRecording) { 1896 return; 1897 } 1898 long now = SystemClock.uptimeMillis(); 1899 long delta = now - mRecordingStartTime; 1900 1901 // Starting a minute before reaching the max duration 1902 // limit, we'll countdown the remaining time instead. 1903 boolean countdownRemainingTime = (mMaxVideoDurationInMs != 0 1904 && delta >= mMaxVideoDurationInMs - 60000); 1905 1906 long deltaAdjusted = delta; 1907 if (countdownRemainingTime) { 1908 deltaAdjusted = Math.max(0, mMaxVideoDurationInMs - deltaAdjusted) + 999; 1909 } 1910 String text; 1911 1912 long targetNextUpdateDelay; 1913 if (!mCaptureTimeLapse) { 1914 text = millisecondToTimeString(deltaAdjusted, false); 1915 targetNextUpdateDelay = 1000; 1916 } else { 1917 // The length of time lapse video is different from the length 1918 // of the actual wall clock time elapsed. Display the video length 1919 // only in format hh:mm:ss.dd, where dd are the centi seconds. 1920 text = millisecondToTimeString(getTimeLapseVideoLength(delta), true); 1921 targetNextUpdateDelay = mTimeBetweenTimeLapseFrameCaptureMs; 1922 } 1923 1924 mRecordingTimeView.setText(text); 1925 1926 if (mRecordingTimeCountsDown != countdownRemainingTime) { 1927 // Avoid setting the color on every update, do it only 1928 // when it needs changing. 1929 mRecordingTimeCountsDown = countdownRemainingTime; 1930 1931 int color = mActivity.getResources().getColor(countdownRemainingTime 1932 ? R.color.recording_time_remaining_text 1933 : R.color.recording_time_elapsed_text); 1934 1935 mRecordingTimeView.setTextColor(color); 1936 } 1937 1938 long actualNextUpdateDelay = targetNextUpdateDelay - (delta % targetNextUpdateDelay); 1939 mHandler.sendEmptyMessageDelayed( 1940 UPDATE_RECORD_TIME, actualNextUpdateDelay); 1941 } 1942 1943 private static boolean isSupported(String value, List<String> supported) { 1944 return supported == null ? false : supported.indexOf(value) >= 0; 1945 } 1946 1947 @SuppressWarnings("deprecation") 1948 private void setCameraParameters() { 1949 mParameters.setPreviewSize(mDesiredPreviewWidth, mDesiredPreviewHeight); 1950 mParameters.setPreviewFrameRate(mProfile.videoFrameRate); 1951 1952 // Set flash mode. 1953 String flashMode; 1954 if (mActivity.mShowCameraAppView) { 1955 flashMode = mPreferences.getString( 1956 CameraSettings.KEY_VIDEOCAMERA_FLASH_MODE, 1957 mActivity.getString(R.string.pref_camera_video_flashmode_default)); 1958 } else { 1959 flashMode = Parameters.FLASH_MODE_OFF; 1960 } 1961 List<String> supportedFlash = mParameters.getSupportedFlashModes(); 1962 if (isSupported(flashMode, supportedFlash)) { 1963 mParameters.setFlashMode(flashMode); 1964 } else { 1965 flashMode = mParameters.getFlashMode(); 1966 if (flashMode == null) { 1967 flashMode = mActivity.getString( 1968 R.string.pref_camera_flashmode_no_flash); 1969 } 1970 } 1971 1972 // Set white balance parameter. 1973 String whiteBalance = mPreferences.getString( 1974 CameraSettings.KEY_WHITE_BALANCE, 1975 mActivity.getString(R.string.pref_camera_whitebalance_default)); 1976 if (isSupported(whiteBalance, 1977 mParameters.getSupportedWhiteBalance())) { 1978 mParameters.setWhiteBalance(whiteBalance); 1979 } else { 1980 whiteBalance = mParameters.getWhiteBalance(); 1981 if (whiteBalance == null) { 1982 whiteBalance = Parameters.WHITE_BALANCE_AUTO; 1983 } 1984 } 1985 1986 // Set zoom. 1987 if (mParameters.isZoomSupported()) { 1988 mParameters.setZoom(mZoomValue); 1989 } 1990 1991 // Set continuous autofocus. 1992 List<String> supportedFocus = mParameters.getSupportedFocusModes(); 1993 if (isSupported(Parameters.FOCUS_MODE_CONTINUOUS_VIDEO, supportedFocus)) { 1994 mParameters.setFocusMode(Parameters.FOCUS_MODE_CONTINUOUS_VIDEO); 1995 } 1996 1997 mParameters.set(Util.RECORDING_HINT, Util.TRUE); 1998 1999 // Enable video stabilization. Convenience methods not available in API 2000 // level <= 14 2001 String vstabSupported = mParameters.get("video-stabilization-supported"); 2002 if ("true".equals(vstabSupported)) { 2003 mParameters.set("video-stabilization", "true"); 2004 } 2005 2006 // Set picture size. 2007 // The logic here is different from the logic in still-mode camera. 2008 // There we determine the preview size based on the picture size, but 2009 // here we determine the picture size based on the preview size. 2010 List<Size> supported = mParameters.getSupportedPictureSizes(); 2011 Size optimalSize = Util.getOptimalVideoSnapshotPictureSize(supported, 2012 (double) mDesiredPreviewWidth / mDesiredPreviewHeight); 2013 Size original = mParameters.getPictureSize(); 2014 if (!original.equals(optimalSize)) { 2015 mParameters.setPictureSize(optimalSize.width, optimalSize.height); 2016 } 2017 Log.v(TAG, "Video snapshot size is " + optimalSize.width + "x" + 2018 optimalSize.height); 2019 2020 // Set JPEG quality. 2021 int jpegQuality = CameraProfile.getJpegEncodingQualityParameter(mCameraId, 2022 CameraProfile.QUALITY_HIGH); 2023 mParameters.setJpegQuality(jpegQuality); 2024 2025 mActivity.mCameraDevice.setParameters(mParameters); 2026 // Keep preview size up to date. 2027 mParameters = mActivity.mCameraDevice.getParameters(); 2028 2029 updateCameraScreenNailSize(mDesiredPreviewWidth, mDesiredPreviewHeight); 2030 } 2031 2032 private void updateCameraScreenNailSize(int width, int height) { 2033 if (!ApiHelper.HAS_SURFACE_TEXTURE) return; 2034 2035 if (mCameraDisplayOrientation % 180 != 0) { 2036 int tmp = width; 2037 width = height; 2038 height = tmp; 2039 } 2040 2041 CameraScreenNail screenNail = (CameraScreenNail) mActivity.mCameraScreenNail; 2042 int oldWidth = screenNail.getWidth(); 2043 int oldHeight = screenNail.getHeight(); 2044 2045 if (oldWidth != width || oldHeight != height) { 2046 screenNail.setSize(width, height); 2047 mActivity.notifyScreenNailChanged(); 2048 } 2049 2050 if (screenNail.getSurfaceTexture() == null) { 2051 screenNail.acquireSurfaceTexture(); 2052 } 2053 } 2054 2055 @Override 2056 public void onActivityResult(int requestCode, int resultCode, Intent data) { 2057 switch (requestCode) { 2058 case REQUEST_EFFECT_BACKDROPPER: 2059 if (resultCode == Activity.RESULT_OK) { 2060 // onActivityResult() runs before onResume(), so this parameter will be 2061 // seen by startPreview from onResume() 2062 mEffectUriFromGallery = data.getData().toString(); 2063 Log.v(TAG, "Received URI from gallery: " + mEffectUriFromGallery); 2064 mResetEffect = false; 2065 } else { 2066 mEffectUriFromGallery = null; 2067 Log.w(TAG, "No URI from gallery"); 2068 mResetEffect = true; 2069 } 2070 break; 2071 } 2072 } 2073 2074 @Override 2075 public void onEffectsUpdate(int effectId, int effectMsg) { 2076 Log.v(TAG, "onEffectsUpdate. Effect Message = " + effectMsg); 2077 if (effectMsg == EffectsRecorder.EFFECT_MSG_EFFECTS_STOPPED) { 2078 // Effects have shut down. Hide learning message if any, 2079 // and restart regular preview. 2080 mBgLearningMessageFrame.setVisibility(View.GONE); 2081 checkQualityAndStartPreview(); 2082 } else if (effectMsg == EffectsRecorder.EFFECT_MSG_RECORDING_DONE) { 2083 // This follows the codepath from onStopVideoRecording. 2084 if (mEffectsDisplayResult && !addVideoToMediaStore()) { 2085 if (mIsVideoCaptureIntent) { 2086 if (mQuickCapture) { 2087 doReturnToCaller(true); 2088 } else { 2089 showAlert(); 2090 } 2091 } 2092 } 2093 mEffectsDisplayResult = false; 2094 // In onPause, these were not called if the effects were active. We 2095 // had to wait till the effects recording is complete to do this. 2096 if (mPaused) { 2097 closeVideoFileDescriptor(); 2098 clearVideoNamer(); 2099 } 2100 } else if (effectMsg == EffectsRecorder.EFFECT_MSG_PREVIEW_RUNNING) { 2101 // Enable the shutter button once the preview is complete. 2102 mShutterButton.setEnabled(true); 2103 } else if (effectId == EffectsRecorder.EFFECT_BACKDROPPER) { 2104 switch (effectMsg) { 2105 case EffectsRecorder.EFFECT_MSG_STARTED_LEARNING: 2106 mBgLearningMessageFrame.setVisibility(View.VISIBLE); 2107 break; 2108 case EffectsRecorder.EFFECT_MSG_DONE_LEARNING: 2109 case EffectsRecorder.EFFECT_MSG_SWITCHING_EFFECT: 2110 mBgLearningMessageFrame.setVisibility(View.GONE); 2111 break; 2112 } 2113 } 2114 // In onPause, this was not called if the effects were active. We had to 2115 // wait till the effects completed to do this. 2116 if (mPaused) { 2117 Log.v(TAG, "OnEffectsUpdate: closing effects if activity paused"); 2118 closeEffects(); 2119 } 2120 } 2121 2122 public void onCancelBgTraining(View v) { 2123 // Remove training message 2124 mBgLearningMessageFrame.setVisibility(View.GONE); 2125 // Write default effect out to shared prefs 2126 writeDefaultEffectToPrefs(); 2127 // Tell the indicator controller to redraw based on new shared pref values 2128// mIndicatorControlContainer.reloadPreferences(); 2129 // Tell VideoCamer to re-init based on new shared pref values. 2130 onSharedPreferenceChanged(); 2131 } 2132 2133 @Override 2134 public synchronized void onEffectsError(Exception exception, String fileName) { 2135 // TODO: Eventually we may want to show the user an error dialog, and then restart the 2136 // camera and encoder gracefully. For now, we just delete the file and bail out. 2137 if (fileName != null && new File(fileName).exists()) { 2138 deleteVideoFile(fileName); 2139 } 2140 try { 2141 if (Class.forName("android.filterpacks.videosink.MediaRecorderStopException") 2142 .isInstance(exception)) { 2143 Log.w(TAG, "Problem recoding video file. Removing incomplete file."); 2144 return; 2145 } 2146 } catch (ClassNotFoundException ex) { 2147 Log.w(TAG, ex); 2148 } 2149 throw new RuntimeException("Error during recording!", exception); 2150 } 2151 2152 private void initializeControlByIntent() { 2153 if (mIsVideoCaptureIntent) { 2154 mActivity.hideSwitcher(); 2155 // Cannot use RotateImageView for "done" and "cancel" button because 2156 // the tablet layout uses RotateLayout, which cannot be cast to 2157 // RotateImageView. 2158 mReviewDoneButton = (Rotatable) mRootView.findViewById(R.id.btn_done); 2159 mReviewCancelButton = (Rotatable) mRootView.findViewById(R.id.btn_cancel); 2160 mReviewPlayButton = (RotateImageView) mRootView.findViewById(R.id.btn_play); 2161 2162 ((View) mReviewCancelButton).setVisibility(View.VISIBLE); 2163 2164 ((View) mReviewDoneButton).setOnClickListener(new OnClickListener() { 2165 @Override 2166 public void onClick(View v) { 2167 onReviewDoneClicked(v); 2168 } 2169 }); 2170 ((View) mReviewCancelButton).setOnClickListener(new OnClickListener() { 2171 @Override 2172 public void onClick(View v) { 2173 onReviewCancelClicked(v); 2174 } 2175 }); 2176 2177 ((View) mReviewPlayButton).setOnClickListener(new OnClickListener() { 2178 @Override 2179 public void onClick(View v) { 2180 onReviewPlayClicked(v); 2181 } 2182 }); 2183 2184 2185 // Not grayed out upon disabled, to make the follow-up fade-out 2186 // effect look smooth. Note that the review done button in tablet 2187 // layout is not a TwoStateImageView. 2188 if (mReviewDoneButton instanceof TwoStateImageView) { 2189 ((TwoStateImageView) mReviewDoneButton).enableFilter(false); 2190 } 2191 } 2192 } 2193 2194 private void initializeMiscControls() { 2195 mPreviewFrameLayout = (PreviewFrameLayout) mRootView.findViewById(R.id.frame); 2196 mPreviewFrameLayout.setOnLayoutChangeListener(mActivity); 2197 mReviewImage = (ImageView) mRootView.findViewById(R.id.review_image); 2198 2199 mShutterButton = mActivity.getShutterButton(); 2200 mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); 2201 mShutterButton.setOnShutterButtonListener(this); 2202 mShutterButton.requestFocus(); 2203 2204 // Disable the shutter button if effects are ON since it might take 2205 // a little more time for the effects preview to be ready. We do not 2206 // want to allow recording before that happens. The shutter button 2207 // will be enabled when we get the message from effectsrecorder that 2208 // the preview is running. This becomes critical when the camera is 2209 // swapped. 2210 if (effectsActive()) { 2211 mShutterButton.setEnabled(false); 2212 } 2213 2214 mRecordingTimeView = (TextView) mRootView.findViewById(R.id.recording_time); 2215 mRecordingTimeRect = (RotateLayout) mRootView.findViewById(R.id.recording_time_rect); 2216 mTimeLapseLabel = mRootView.findViewById(R.id.time_lapse_label); 2217 // The R.id.labels can only be found in phone layout. 2218 // That is, mLabelsLinearLayout should be null in tablet layout. 2219 mLabelsLinearLayout = (LinearLayout) mRootView.findViewById(R.id.labels); 2220 2221 mBgLearningMessageRotater = (RotateLayout) mRootView.findViewById(R.id.bg_replace_message); 2222 mBgLearningMessageFrame = mRootView.findViewById(R.id.bg_replace_message_frame); 2223 } 2224 2225 @Override 2226 public void onConfigurationChanged(Configuration newConfig) { 2227 setDisplayOrientation(); 2228 2229 // Change layout in response to configuration change 2230 LayoutInflater inflater = mActivity.getLayoutInflater(); 2231 ((ViewGroup) mRootView).removeAllViews(); 2232 inflater.inflate(R.layout.video_module, (ViewGroup) mRootView); 2233 2234 // from onCreate() 2235 initializeControlByIntent(); 2236 initializeOverlay(); 2237 initializeSurfaceView(); 2238 initializeMiscControls(); 2239 showTimeLapseUI(mCaptureTimeLapse); 2240 initializeVideoSnapshot(); 2241 resizeForPreviewAspectRatio(); 2242 initializeVideoControl(); 2243 2244 // from onResume() 2245 showVideoSnapshotUI(false); 2246 initializeZoom(); 2247 } 2248 2249 @Override 2250 public void onOverriddenPreferencesClicked() { 2251 } 2252 2253 @Override 2254 // TODO: Delete this after old camera code is removed 2255 public void onRestorePreferencesClicked() { 2256 } 2257 2258 private boolean effectsActive() { 2259 return (mEffectType != EffectsRecorder.EFFECT_NONE); 2260 } 2261 2262 @Override 2263 public void onSharedPreferenceChanged() { 2264 // ignore the events after "onPause()" or preview has not started yet 2265 if (mPaused) return; 2266 synchronized (mPreferences) { 2267 // If mCameraDevice is not ready then we can set the parameter in 2268 // startPreview(). 2269 if (mActivity.mCameraDevice == null) return; 2270 2271 boolean recordLocation = RecordLocationPreference.get( 2272 mPreferences, mContentResolver); 2273 mLocationManager.recordLocation(recordLocation); 2274 2275 // Check if the current effects selection has changed 2276 if (updateEffectSelection()) return; 2277 2278 readVideoPreferences(); 2279 showTimeLapseUI(mCaptureTimeLapse); 2280 // We need to restart the preview if preview size is changed. 2281 Size size = mParameters.getPreviewSize(); 2282 if (size.width != mDesiredPreviewWidth 2283 || size.height != mDesiredPreviewHeight) { 2284 if (!effectsActive()) { 2285 stopPreview(); 2286 } else { 2287 mEffectsRecorder.release(); 2288 mEffectsRecorder = null; 2289 } 2290 resizeForPreviewAspectRatio(); 2291 startPreview(); // Parameters will be set in startPreview(). 2292 } else { 2293 setCameraParameters(); 2294 } 2295 } 2296 } 2297 2298 private void switchCamera() { 2299 if (mPaused) return; 2300 2301 Log.d(TAG, "Start to switch camera."); 2302 mCameraId = mPendingSwitchCameraId; 2303 mPendingSwitchCameraId = -1; 2304 mVideoControl.setCameraId(mCameraId); 2305 2306 closeCamera(); 2307 2308 // Restart the camera and initialize the UI. From onCreate. 2309 mPreferences.setLocalId(mActivity, mCameraId); 2310 CameraSettings.upgradeLocalPreferences(mPreferences.getLocal()); 2311 openCamera(); 2312 readVideoPreferences(); 2313 startPreview(); 2314 initializeVideoSnapshot(); 2315 resizeForPreviewAspectRatio(); 2316 initializeVideoControl(); 2317 2318 // From onResume 2319 initializeZoom(); 2320 setOrientationIndicator(mOrientationCompensation, false); 2321 2322 if (ApiHelper.HAS_SURFACE_TEXTURE) { 2323 // Start switch camera animation. Post a message because 2324 // onFrameAvailable from the old camera may already exist. 2325 mHandler.sendEmptyMessage(SWITCH_CAMERA_START_ANIMATION); 2326 } 2327 } 2328 2329 // Preview texture has been copied. Now camera can be released and the 2330 // animation can be started. 2331 @Override 2332 public void onPreviewTextureCopied() { 2333 mHandler.sendEmptyMessage(SWITCH_CAMERA); 2334 } 2335 2336 @Override 2337 public void onCaptureTextureCopied() { 2338 } 2339 2340 private boolean updateEffectSelection() { 2341 int previousEffectType = mEffectType; 2342 Object previousEffectParameter = mEffectParameter; 2343 mEffectType = CameraSettings.readEffectType(mPreferences); 2344 mEffectParameter = CameraSettings.readEffectParameter(mPreferences); 2345 2346 if (mEffectType == previousEffectType) { 2347 if (mEffectType == EffectsRecorder.EFFECT_NONE) return false; 2348 if (mEffectParameter.equals(previousEffectParameter)) return false; 2349 } 2350 Log.v(TAG, "New effect selection: " + mPreferences.getString( 2351 CameraSettings.KEY_VIDEO_EFFECT, "none")); 2352 2353 if (mEffectType == EffectsRecorder.EFFECT_NONE) { 2354 // Stop effects and return to normal preview 2355 mEffectsRecorder.stopPreview(); 2356 mPreviewing = false; 2357 return true; 2358 } 2359 if (mEffectType == EffectsRecorder.EFFECT_BACKDROPPER && 2360 ((String) mEffectParameter).equals(EFFECT_BG_FROM_GALLERY)) { 2361 // Request video from gallery to use for background 2362 Intent i = new Intent(Intent.ACTION_PICK); 2363 i.setDataAndType(Video.Media.EXTERNAL_CONTENT_URI, 2364 "video/*"); 2365 i.putExtra(Intent.EXTRA_LOCAL_ONLY, true); 2366 mActivity.startActivityForResult(i, REQUEST_EFFECT_BACKDROPPER); 2367 return true; 2368 } 2369 if (previousEffectType == EffectsRecorder.EFFECT_NONE) { 2370 // Stop regular preview and start effects. 2371 stopPreview(); 2372 checkQualityAndStartPreview(); 2373 } else { 2374 // Switch currently running effect 2375 mEffectsRecorder.setEffect(mEffectType, mEffectParameter); 2376 } 2377 return true; 2378 } 2379 2380 // Verifies that the current preview view size is correct before starting 2381 // preview. If not, resets the surface texture and resizes the view. 2382 private void checkQualityAndStartPreview() { 2383 readVideoPreferences(); 2384 showTimeLapseUI(mCaptureTimeLapse); 2385 Size size = mParameters.getPreviewSize(); 2386 if (size.width != mDesiredPreviewWidth 2387 || size.height != mDesiredPreviewHeight) { 2388 resizeForPreviewAspectRatio(); 2389 } 2390 // Start up preview again 2391 startPreview(); 2392 } 2393 2394 private void showTimeLapseUI(boolean enable) { 2395 if (mTimeLapseLabel != null) { 2396 mTimeLapseLabel.setVisibility(enable ? View.VISIBLE : View.GONE); 2397 } 2398 } 2399 2400 @Override 2401 public boolean dispatchTouchEvent(MotionEvent m) { 2402 if (mSwitchingCamera) return true; 2403 if (mPopup == null && mGestures != null && mRenderOverlay != null) { 2404 return mGestures.dispatchTouch(m); 2405 } else if (mPopup != null) { 2406 return mActivity.superDispatchTouchEvent(m); 2407 } 2408 return false; 2409 } 2410 2411 private class ZoomChangeListener implements ZoomRenderer.OnZoomChangedListener { 2412 @Override 2413 public void onZoomValueChanged(int index) { 2414 // Not useful to change zoom value when the activity is paused. 2415 if (mPaused) return; 2416 2417 mZoomValue = index; 2418 2419 // Set zoom parameters asynchronously 2420 mParameters.setZoom(mZoomValue); 2421 mActivity.mCameraDevice.setParametersAsync(mParameters); 2422 } 2423 2424 @Override 2425 public void onZoomStart() { 2426 } 2427 @Override 2428 public void onZoomEnd() { 2429 } 2430 } 2431 2432 private void initializeZoom() { 2433 if (!mParameters.isZoomSupported()) return; 2434 mZoomMax = mParameters.getMaxZoom(); 2435 // Currently we use immediate zoom for fast zooming to get better UX and 2436 // there is no plan to take advantage of the smooth zoom. 2437 mZoomRenderer.setZoomMax(mZoomMax); 2438 mZoomRenderer.setZoomIndex(mParameters.getZoom()); 2439 mZoomRenderer.setOnZoomChangeListener(new ZoomChangeListener()); 2440 if (!mParameters.isZoomSupported()) return; 2441 2442 mZoomMax = mParameters.getMaxZoom(); 2443 // Currently we use immediate zoom for fast zooming to get better UX and 2444 // there is no plan to take advantage of the smooth zoom. 2445 } 2446 2447 private void initializeVideoSnapshot() { 2448 if (Util.isVideoSnapshotSupported(mParameters) && !mIsVideoCaptureIntent) { 2449 mActivity.setSingleTapUpListener(mPreviewFrameLayout); 2450 // Show the tap to focus toast if this is the first start. 2451 if (mPreferences.getBoolean( 2452 CameraSettings.KEY_VIDEO_FIRST_USE_HINT_SHOWN, true)) { 2453 // Delay the toast for one second to wait for orientation. 2454 mHandler.sendEmptyMessageDelayed(SHOW_TAP_TO_SNAPSHOT_TOAST, 1000); 2455 } 2456 } else { 2457 mActivity.setSingleTapUpListener(null); 2458 } 2459 } 2460 2461 void showVideoSnapshotUI(boolean enabled) { 2462 if (Util.isVideoSnapshotSupported(mParameters) && !mIsVideoCaptureIntent) { 2463 if (ApiHelper.HAS_SURFACE_TEXTURE && enabled) { 2464 ((CameraScreenNail) mActivity.mCameraScreenNail).animateCapture(getCameraRotation()); 2465 } else { 2466 mPreviewFrameLayout.showBorder(enabled); 2467 } 2468// mIndicatorControlContainer.enableZoom(!enabled); 2469 mShutterButton.setEnabled(!enabled); 2470 } 2471 } 2472 2473 // Preview area is touched. Take a picture. 2474 @Override 2475 public void onSingleTapUp(View view, int x, int y) { 2476 if (mMediaRecorderRecording && effectsActive()) { 2477 new RotateTextToast(mActivity, R.string.disable_video_snapshot_hint, 2478 mOrientation).show(); 2479 return; 2480 } 2481 2482 if (mPaused || mSnapshotInProgress || effectsActive()) { 2483 return; 2484 } 2485 2486 if (!mMediaRecorderRecording) { 2487 // check for dismissing popup 2488 if (mPopup != null) { 2489 dismissPopup(true); 2490 } else if (mPieRenderer != null) { 2491 mPieRenderer.setFocus(x, y, true); 2492 } 2493 return; 2494 } 2495 2496 // Set rotation and gps data. 2497 int rotation = Util.getJpegRotation(mCameraId, mOrientation); 2498 mParameters.setRotation(rotation); 2499 Location loc = mLocationManager.getCurrentLocation(); 2500 Util.setGpsParameters(mParameters, loc); 2501 mActivity.mCameraDevice.setParameters(mParameters); 2502 2503 Log.v(TAG, "Video snapshot start"); 2504 mActivity.mCameraDevice.takePicture(null, null, null, new JpegPictureCallback(loc)); 2505 showVideoSnapshotUI(true); 2506 mSnapshotInProgress = true; 2507 } 2508 2509 @Override 2510 public void updateCameraAppView() { 2511 if (!mPreviewing || mParameters.getFlashMode() == null) return; 2512 2513 // When going to and back from gallery, we need to turn off/on the flash. 2514 if (!mActivity.mShowCameraAppView) { 2515 if (mParameters.getFlashMode().equals(Parameters.FLASH_MODE_OFF)) { 2516 mRestoreFlash = false; 2517 return; 2518 } 2519 mRestoreFlash = true; 2520 setCameraParameters(); 2521 } else if (mRestoreFlash) { 2522 mRestoreFlash = false; 2523 setCameraParameters(); 2524 } 2525 } 2526 2527 @Override 2528 public void onFullScreenChanged(boolean full) { 2529 if (mGestures != null) { 2530 mGestures.setEnabled(full); 2531 } 2532 if (ApiHelper.HAS_SURFACE_TEXTURE) { 2533 if (mActivity.mCameraScreenNail != null) { 2534 ((CameraScreenNail) mActivity.mCameraScreenNail).setFullScreen(full); 2535 } 2536 return; 2537 } 2538 if (full) { 2539 mPreviewSurfaceView.expand(); 2540 } else { 2541 mPreviewSurfaceView.shrink(); 2542 } 2543 } 2544 2545 private final class JpegPictureCallback implements PictureCallback { 2546 Location mLocation; 2547 2548 public JpegPictureCallback(Location loc) { 2549 mLocation = loc; 2550 } 2551 2552 @Override 2553 public void onPictureTaken(byte [] jpegData, android.hardware.Camera camera) { 2554 Log.v(TAG, "onPictureTaken"); 2555 mSnapshotInProgress = false; 2556 showVideoSnapshotUI(false); 2557 storeImage(jpegData, mLocation); 2558 } 2559 } 2560 2561 private void storeImage(final byte[] data, Location loc) { 2562 long dateTaken = System.currentTimeMillis(); 2563 String title = Util.createJpegName(dateTaken); 2564 int orientation = Exif.getOrientation(data); 2565 Size s = mParameters.getPictureSize(); 2566 Uri uri = Storage.addImage(mContentResolver, title, dateTaken, loc, orientation, data, 2567 s.width, s.height); 2568 if (uri != null) { 2569 Util.broadcastNewPicture(mActivity, uri); 2570 } 2571 } 2572 2573 private boolean resetEffect() { 2574 if (mResetEffect) { 2575 String value = mPreferences.getString(CameraSettings.KEY_VIDEO_EFFECT, 2576 mPrefVideoEffectDefault); 2577 if (!mPrefVideoEffectDefault.equals(value)) { 2578 writeDefaultEffectToPrefs(); 2579 return true; 2580 } 2581 } 2582 mResetEffect = true; 2583 return false; 2584 } 2585 2586 private String convertOutputFormatToMimeType(int outputFileFormat) { 2587 if (outputFileFormat == MediaRecorder.OutputFormat.MPEG_4) { 2588 return "video/mp4"; 2589 } 2590 return "video/3gpp"; 2591 } 2592 2593 private String convertOutputFormatToFileExt(int outputFileFormat) { 2594 if (outputFileFormat == MediaRecorder.OutputFormat.MPEG_4) { 2595 return ".mp4"; 2596 } 2597 return ".3gp"; 2598 } 2599 2600 private void closeVideoFileDescriptor() { 2601 if (mVideoFileDescriptor != null) { 2602 try { 2603 mVideoFileDescriptor.close(); 2604 } catch (IOException e) { 2605 Log.e(TAG, "Fail to close fd", e); 2606 } 2607 mVideoFileDescriptor = null; 2608 } 2609 } 2610 2611 private void showTapToSnapshotToast() { 2612 new RotateTextToast(mActivity, R.string.video_snapshot_hint, mOrientationCompensation) 2613 .show(); 2614 // Clear the preference. 2615 Editor editor = mPreferences.edit(); 2616 editor.putBoolean(CameraSettings.KEY_VIDEO_FIRST_USE_HINT_SHOWN, false); 2617 editor.apply(); 2618 } 2619 2620 private void clearVideoNamer() { 2621 if (mVideoNamer != null) { 2622 mVideoNamer.finish(); 2623 mVideoNamer = null; 2624 } 2625 } 2626 2627 private static class VideoNamer extends Thread { 2628 private boolean mRequestPending; 2629 private ContentResolver mResolver; 2630 private ContentValues mValues; 2631 private boolean mStop; 2632 private Uri mUri; 2633 2634 // Runs in main thread 2635 public VideoNamer() { 2636 start(); 2637 } 2638 2639 // Runs in main thread 2640 public synchronized void prepareUri( 2641 ContentResolver resolver, ContentValues values) { 2642 mRequestPending = true; 2643 mResolver = resolver; 2644 mValues = new ContentValues(values); 2645 notifyAll(); 2646 } 2647 2648 // Runs in main thread 2649 public synchronized Uri getUri() { 2650 // wait until the request is done. 2651 while (mRequestPending) { 2652 try { 2653 wait(); 2654 } catch (InterruptedException ex) { 2655 // ignore. 2656 } 2657 } 2658 Uri uri = mUri; 2659 mUri = null; 2660 return uri; 2661 } 2662 2663 // Runs in namer thread 2664 @Override 2665 public synchronized void run() { 2666 while (true) { 2667 if (mStop) break; 2668 if (!mRequestPending) { 2669 try { 2670 wait(); 2671 } catch (InterruptedException ex) { 2672 // ignore. 2673 } 2674 continue; 2675 } 2676 cleanOldUri(); 2677 generateUri(); 2678 mRequestPending = false; 2679 notifyAll(); 2680 } 2681 cleanOldUri(); 2682 } 2683 2684 // Runs in main thread 2685 public synchronized void finish() { 2686 mStop = true; 2687 notifyAll(); 2688 } 2689 2690 // Runs in namer thread 2691 private void generateUri() { 2692 Uri videoTable = Uri.parse("content://media/external/video/media"); 2693 mUri = mResolver.insert(videoTable, mValues); 2694 } 2695 2696 // Runs in namer thread 2697 private void cleanOldUri() { 2698 if (mUri == null) return; 2699 mResolver.delete(mUri, null, null); 2700 mUri = null; 2701 } 2702 } 2703 2704 private class SurfaceViewCallback implements SurfaceHolder.Callback { 2705 public SurfaceViewCallback() {} 2706 2707 @Override 2708 public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { 2709 Log.v(TAG, "Surface changed. width=" + width + ". height=" + height); 2710 } 2711 2712 @Override 2713 public void surfaceCreated(SurfaceHolder holder) { 2714 Log.v(TAG, "Surface created"); 2715 mSurfaceViewReady = true; 2716 if (mPaused) return; 2717 if (!ApiHelper.HAS_SURFACE_TEXTURE) { 2718 mActivity.mCameraDevice.setPreviewDisplayAsync(mPreviewSurfaceView.getHolder()); 2719 if (!mPreviewing) { 2720 startPreview(); 2721 } 2722 } 2723 } 2724 2725 @Override 2726 public void surfaceDestroyed(SurfaceHolder holder) { 2727 Log.v(TAG, "Surface destroyed"); 2728 mSurfaceViewReady = false; 2729 if (mPaused) return; 2730 if (!ApiHelper.HAS_SURFACE_TEXTURE) { 2731 stopVideoRecording(); 2732 stopPreview(); 2733 } 2734 } 2735 } 2736 2737 @Override 2738 public boolean updateStorageHintOnResume() { 2739 return true; 2740 } 2741 2742 // required by OnPreferenceChangedListener 2743 @Override 2744 public void onCameraPickerClicked(int cameraId) { 2745 if (mPaused || mPendingSwitchCameraId != -1) return; 2746 2747 mPendingSwitchCameraId = cameraId; 2748 if (ApiHelper.HAS_SURFACE_TEXTURE) { 2749 Log.d(TAG, "Start to copy texture."); 2750 // We need to keep a preview frame for the animation before 2751 // releasing the camera. This will trigger onPreviewTextureCopied. 2752 ((CameraScreenNail) mActivity.mCameraScreenNail).copyTexture(); 2753 // Disable all camera controls. 2754 mSwitchingCamera = true; 2755 } else { 2756 switchCamera(); 2757 } 2758 } 2759 2760 @Override 2761 public boolean needsSwitcher() { 2762 return !mIsVideoCaptureIntent; 2763 } 2764 2765 @Override 2766 public void onPieOpened(int centerX, int centerY) { 2767 mActivity.cancelActivityTouchHandling(); 2768 mActivity.setSwipingEnabled(false); 2769 } 2770 2771 @Override 2772 public void onPieClosed() { 2773 mActivity.setSwipingEnabled(true); 2774 } 2775 2776 public void showPopup(AbstractSettingPopup popup) { 2777 mActivity.hideUI(); 2778 mPopup = popup; 2779 // Make sure popup is brought up with the right orientation 2780 mPopup.setOrientation(mOrientationCompensation, false); 2781 mPopup.setVisibility(View.VISIBLE); 2782 FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, 2783 LayoutParams.WRAP_CONTENT); 2784 lp.gravity = Gravity.CENTER; 2785 ((FrameLayout) mRootView).addView(mPopup, lp); 2786 } 2787 2788 public void dismissPopup(boolean topLevelPopupOnly) { 2789 mActivity.showUI(); 2790 if (mPopup != null) { 2791 ((FrameLayout) mRootView).removeView(mPopup); 2792 mPopup = null; 2793 } 2794 mVideoControl.popupDismissed(topLevelPopupOnly); 2795 } 2796 2797 2798} 2799