VLCMovieViewController.m 18 KB

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  1. //
  2. // VLCMovieViewController.m
  3. // AspenProject
  4. //
  5. // Created by Felix Paul Kühne on 27.02.13.
  6. // Copyright (c) 2013 VideoLAN. All rights reserved.
  7. //
  8. #import "VLCMovieViewController.h"
  9. #import "VLCExternalDisplayController.h"
  10. #define INPUT_RATE_DEFAULT 1000.
  11. @interface VLCMovieViewController () <UIGestureRecognizerDelegate>
  12. @property (nonatomic, strong) UIPopoverController *masterPopoverController;
  13. @property (nonatomic, strong) UIWindow *externalWindow;
  14. @end
  15. @implementation VLCMovieViewController
  16. - (void)dealloc
  17. {
  18. [[NSNotificationCenter defaultCenter] removeObserver:self];
  19. }
  20. #pragma mark - Managing the media item
  21. - (void)setMediaItem:(id)newMediaItem
  22. {
  23. if (_mediaItem != newMediaItem)
  24. _mediaItem = newMediaItem;
  25. if (self.masterPopoverController != nil)
  26. [self.masterPopoverController dismissPopoverAnimated:YES];
  27. }
  28. - (void)viewDidLoad
  29. {
  30. [super viewDidLoad];
  31. self.wantsFullScreenLayout = YES;
  32. _mediaPlayer = [[VLCMediaPlayer alloc] init];
  33. [_mediaPlayer setDelegate:self];
  34. [_mediaPlayer setDrawable:self.movieView];
  35. self.videoFilterView.hidden = YES;
  36. _videoFiltersHidden = YES;
  37. _hueLabel.text = NSLocalizedString(@"VFILTER_HUE", @"");
  38. _contrastLabel.text = NSLocalizedString(@"VFILTER_CONTRAST", @"");
  39. _brightnessLabel.text = NSLocalizedString(@"VFILTER_BRIGHTNESS", @"");
  40. _saturationLabel.text = NSLocalizedString(@"VFILTER_SATURATION", @"");
  41. _gammaLabel.text = NSLocalizedString(@"VFILTER_GAMMA", @"");
  42. self.playbackView.hidden = YES;
  43. NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
  44. [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
  45. name:UIScreenDidConnectNotification object:nil];
  46. [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
  47. name:UIScreenDidDisconnectNotification object:nil];
  48. [center addObserver:self selector:@selector(appWillResign:) name:UIApplicationWillResignActiveNotification object:nil];
  49. _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
  50. _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
  51. if ([self hasExternalDisplay])
  52. [self showOnExternalDisplay];
  53. _movieView.userInteractionEnabled = NO;
  54. UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toogleControlsVisible)];
  55. recognizer.delegate = self;
  56. [self.view addGestureRecognizer:recognizer];
  57. [self resetIdleTimer];
  58. }
  59. - (void)viewWillAppear:(BOOL)animated
  60. {
  61. [self.navigationController setNavigationBarHidden:YES animated:YES];
  62. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
  63. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
  64. if (!self.mediaItem && !self.url)
  65. return;
  66. if (self.mediaItem) {
  67. self.title = [self.mediaItem title];
  68. [_mediaPlayer setMedia:[VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]]];
  69. } else {
  70. [_mediaPlayer setMedia:[VLCMedia mediaWithURL:self.url]];
  71. self.title = @"Network Stream";
  72. }
  73. [_mediaPlayer play];
  74. if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < 0.99)
  75. [_mediaPlayer setPosition:[self.mediaItem.lastPosition floatValue]];
  76. self.playbackSpeedSlider.value = [self _playbackSpeed];
  77. [self _updatePlaybackSpeedIndicator];
  78. if ([[_mediaPlayer audioTrackIndexes] count] > 2)
  79. self.audioSwitcherButton.hidden = NO;
  80. else
  81. self.audioSwitcherButton.hidden = YES;
  82. if ([[_mediaPlayer videoSubTitlesIndexes] count] > 1)
  83. self.subtitleSwitcherButton.hidden = NO;
  84. else
  85. self.subtitleSwitcherButton.hidden = YES;
  86. [super viewWillAppear:animated];
  87. }
  88. - (void)viewWillDisappear:(BOOL)animated
  89. {
  90. if (_idleTimer)
  91. [_idleTimer invalidate];
  92. [self.navigationController setNavigationBarHidden:NO animated:YES];
  93. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
  94. [_mediaPlayer pause];
  95. [super viewWillDisappear:animated];
  96. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  97. [_mediaPlayer stop];
  98. }
  99. - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
  100. {
  101. self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
  102. if (self)
  103. self.title = @"Video Playback";
  104. return self;
  105. }
  106. #pragma mark - remote events
  107. - (void)viewDidAppear:(BOOL)animated
  108. {
  109. [super viewDidAppear:animated];
  110. [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
  111. [self becomeFirstResponder];
  112. }
  113. - (void)viewDidDisappear:(BOOL)animated
  114. {
  115. [super viewDidDisappear:animated];
  116. [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
  117. [self resignFirstResponder];
  118. }
  119. - (BOOL)canBecomeFirstResponder
  120. {
  121. return YES;
  122. }
  123. - (void)remoteControlReceivedWithEvent:(UIEvent *)event
  124. {
  125. switch (event.subtype) {
  126. case UIEventSubtypeRemoteControlPlay:
  127. [_mediaPlayer play];
  128. break;
  129. case UIEventSubtypeRemoteControlPause:
  130. [_mediaPlayer pause];
  131. break;
  132. case UIEventSubtypeRemoteControlTogglePlayPause:
  133. [self playPause];
  134. break;
  135. default:
  136. break;
  137. }
  138. }
  139. #pragma mark - controls visibility
  140. - (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
  141. {
  142. if (touch.view != self.view)
  143. return NO;
  144. return YES;
  145. }
  146. - (void)toogleControlsVisible
  147. {
  148. _controlsHidden = !_controlsHidden;
  149. CGFloat alpha = _controlsHidden? 0.0f: 1.0f;
  150. if (!_controlsHidden) {
  151. _controllerPanel.alpha = 0.0f;
  152. _controllerPanel.hidden = !_videoFiltersHidden || !_playbackViewHidden;
  153. _toolbar.alpha = 0.0f;
  154. _toolbar.hidden = NO;
  155. _videoFilterView.alpha = 0.0f;
  156. _videoFilterView.hidden = _videoFiltersHidden;
  157. _videoFilterButton.alpha = 0.0f;
  158. _videoFilterButton.hidden = NO;
  159. _playbackView.alpha = 0.0f;
  160. _playbackView.hidden = _playbackViewHidden;
  161. _playbackButton.alpha = 0.0f;
  162. _playbackButton.hidden = NO;
  163. }
  164. void (^animationBlock)() = ^() {
  165. _controllerPanel.alpha = alpha;
  166. _toolbar.alpha = alpha;
  167. _videoFilterView.alpha = alpha;
  168. _videoFilterButton.alpha = alpha;
  169. _playbackView.alpha = alpha;
  170. _playbackButton.alpha = alpha;
  171. };
  172. void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
  173. if (_videoFiltersHidden && _playbackViewHidden)
  174. _controllerPanel.hidden = _controlsHidden;
  175. else
  176. _controllerPanel.hidden = YES;
  177. _toolbar.hidden = _controlsHidden;
  178. _videoFilterView.hidden = _videoFiltersHidden;
  179. _videoFilterButton.hidden = _controlsHidden;
  180. _playbackView.hidden = _playbackViewHidden;
  181. _playbackButton.hidden = _controlsHidden;
  182. };
  183. [UIView animateWithDuration:0.3f animations:animationBlock completion:completionBlock];
  184. [[UIApplication sharedApplication] setStatusBarHidden:_controlsHidden withAnimation:UIStatusBarAnimationFade];
  185. }
  186. - (void)resetIdleTimer
  187. {
  188. if (!_idleTimer)
  189. _idleTimer = [NSTimer scheduledTimerWithTimeInterval:2.
  190. target:self
  191. selector:@selector(idleTimerExceeded)
  192. userInfo:nil
  193. repeats:NO];
  194. else {
  195. if (fabs([_idleTimer.fireDate timeIntervalSinceNow]) < 2.)
  196. [_idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:2.]];
  197. }
  198. }
  199. - (void)idleTimerExceeded
  200. {
  201. _idleTimer = nil;
  202. if (!_controlsHidden)
  203. [self toogleControlsVisible];
  204. }
  205. - (UIResponder *)nextResponder
  206. {
  207. [self resetIdleTimer];
  208. return [super nextResponder];
  209. }
  210. #pragma mark - controls
  211. - (IBAction)closePlayback:(id)sender
  212. {
  213. [self.navigationController popViewControllerAnimated:YES];
  214. }
  215. - (IBAction)positionSliderAction:(UISlider *)sender
  216. {
  217. _mediaPlayer.position = sender.value;
  218. [self resetIdleTimer];
  219. }
  220. - (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
  221. self.positionSlider.value = [_mediaPlayer position];
  222. self.timeDisplay.title = [[_mediaPlayer remainingTime] stringValue];
  223. }
  224. - (void)mediaPlayerStateChanged:(NSNotification *)aNotification
  225. {
  226. // TODO
  227. UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pause"] : [UIImage imageNamed:@"play"];
  228. [_playbackButton setImage:playPauseImage forState:UIControlStateNormal];
  229. }
  230. - (IBAction)playPause
  231. {
  232. if ([_mediaPlayer isPlaying]) {
  233. [_mediaPlayer pause];
  234. } else {
  235. [_mediaPlayer play];
  236. }
  237. }
  238. - (IBAction)forward:(id)sender
  239. {
  240. [_mediaPlayer mediumJumpForward];
  241. }
  242. - (IBAction)backward:(id)sender
  243. {
  244. [_mediaPlayer mediumJumpBackward];
  245. }
  246. - (IBAction)switchAudioTrack:(id)sender
  247. {
  248. _audiotrackActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_AUDIO_TRACK", @"audio track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  249. NSArray *audioTracks = [_mediaPlayer audioTrackNames];
  250. NSUInteger count = [audioTracks count];
  251. for (NSUInteger i = 0; i < count; i++)
  252. [_audiotrackActionSheet addButtonWithTitle:audioTracks[i]];
  253. [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  254. [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
  255. [_audiotrackActionSheet showFromRect:[self.audioSwitcherButton frame] inView:self.audioSwitcherButton animated:YES];
  256. }
  257. - (IBAction)switchSubtitleTrack:(id)sender
  258. {
  259. NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
  260. NSUInteger count = [spuTracks count];
  261. if (count <= 1)
  262. return;
  263. _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  264. for (NSUInteger i = 0; i < count; i++)
  265. [_subtitleActionSheet addButtonWithTitle:spuTracks[i]];
  266. [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  267. [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
  268. [_subtitleActionSheet showFromRect:[self.subtitleSwitcherButton frame] inView:self.subtitleSwitcherButton animated:YES];
  269. }
  270. - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
  271. NSUInteger arrayIndex = 0;
  272. NSArray *indexArray;
  273. NSArray *namesArray;
  274. if (actionSheet == _subtitleActionSheet) {
  275. namesArray = _mediaPlayer.videoSubTitlesNames;
  276. arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
  277. if (arrayIndex != NSNotFound) {
  278. indexArray = _mediaPlayer.videoSubTitlesIndexes;
  279. _mediaPlayer.currentVideoSubTitleIndex = [indexArray[arrayIndex] intValue];
  280. }
  281. } else if (actionSheet == _audiotrackActionSheet) {
  282. namesArray = _mediaPlayer.audioTrackNames;
  283. arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
  284. if (arrayIndex != NSNotFound) {
  285. indexArray = _mediaPlayer.audioTrackIndexes;
  286. _mediaPlayer.currentAudioTrackIndex = [indexArray[arrayIndex] intValue];
  287. }
  288. } else if (actionSheet == _aspectRatioActionSheet) {
  289. if (actionSheet.cancelButtonIndex != buttonIndex) {
  290. if ([[actionSheet buttonTitleAtIndex:buttonIndex] isEqualToString:@"Default"])
  291. _mediaPlayer.videoAspectRatio = NULL;
  292. else
  293. _mediaPlayer.videoAspectRatio = (char *)[[actionSheet buttonTitleAtIndex:buttonIndex] UTF8String];
  294. }
  295. } else if (actionSheet == _cropActionSheet) {
  296. if (actionSheet.cancelButtonIndex != buttonIndex) {
  297. if ([[actionSheet buttonTitleAtIndex:buttonIndex] isEqualToString:@"Default"])
  298. _mediaPlayer.videoCropGeometry = NULL;
  299. else
  300. _mediaPlayer.videoCropGeometry = (char *)[[actionSheet buttonTitleAtIndex:buttonIndex] UTF8String];
  301. }
  302. }
  303. }
  304. #pragma mark - Video Filter UI
  305. - (IBAction)videoFilterToggle:(id)sender
  306. {
  307. if (!_playbackViewHidden)
  308. self.playbackView.hidden = _playbackViewHidden = YES;
  309. self.videoFilterView.hidden = !_videoFiltersHidden;
  310. _videoFiltersHidden = self.videoFilterView.hidden;
  311. self.controllerPanel.hidden = !_videoFiltersHidden;
  312. }
  313. - (IBAction)videoFilterSliderAction:(id)sender
  314. {
  315. if (sender == self.hueSlider)
  316. _mediaPlayer.hue = (int)self.hueSlider.value;
  317. else if (sender == self.contrastSlider)
  318. _mediaPlayer.contrast = self.contrastSlider.value;
  319. else if (sender == self.brightnessSlider) {
  320. if ([self hasExternalDisplay])
  321. _mediaPlayer.brightness = self.brightnessSlider.value;
  322. else
  323. [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
  324. } else if (sender == self.saturationSlider)
  325. _mediaPlayer.saturation = self.saturationSlider.value;
  326. else if (sender == self.gammaSlider)
  327. _mediaPlayer.gamma = self.gammaSlider.value;
  328. else if (sender == self.resetVideoFilterButton) {
  329. _mediaPlayer.hue = self.hueSlider.value = 0.;
  330. _mediaPlayer.contrast = self.contrastSlider.value = 1.;
  331. _mediaPlayer.brightness = self.brightnessSlider.value = 1.;
  332. _mediaPlayer.saturation = self.saturationSlider.value = 1.;
  333. _mediaPlayer.gamma = self.gammaSlider.value = 1.;
  334. } else
  335. APLog(@"unknown sender for videoFilterSliderAction");
  336. [self resetIdleTimer];
  337. }
  338. #pragma mark - playback view
  339. - (IBAction)playbackSpeedSliderAction:(UISlider *)sender
  340. {
  341. double speed = pow(2, sender.value / 17.);
  342. float rate = INPUT_RATE_DEFAULT / speed;
  343. if (_currentPlaybackRate != rate)
  344. [_mediaPlayer setRate:INPUT_RATE_DEFAULT / rate];
  345. _currentPlaybackRate = rate;
  346. [self _updatePlaybackSpeedIndicator];
  347. [self resetIdleTimer];
  348. }
  349. - (void)_updatePlaybackSpeedIndicator
  350. {
  351. float f_value = self.playbackSpeedSlider.value;
  352. double speed = pow(2, f_value / 17.);
  353. self.playbackSpeedIndicator.text = [NSString stringWithFormat:@"%.2fx", speed];
  354. }
  355. - (float)_playbackSpeed
  356. {
  357. float f_rate = _mediaPlayer.rate;
  358. double value = 17 * log(f_rate) / log(2.);
  359. float returnValue = (int) ((value > 0) ? value + .5 : value - .5);
  360. if (returnValue < -34.)
  361. returnValue = -34.;
  362. else if (returnValue > 34.)
  363. returnValue = 34.;
  364. _currentPlaybackRate = returnValue;
  365. return returnValue;
  366. }
  367. - (IBAction)videoDimensionAction:(id)sender
  368. {
  369. if (sender == self.playbackButton) {
  370. if (!_videoFiltersHidden)
  371. self.videoFilterButton.hidden = _videoFiltersHidden = YES;
  372. self.playbackView.hidden = !_playbackViewHidden;
  373. _playbackViewHidden = self.playbackView.hidden;
  374. self.controllerPanel.hidden = !_playbackViewHidden;
  375. } else if (sender == self.aspectRatioButton) {
  376. NSArray *ratios = @[@"Default", @"1:1", @"4:3", @"16:9", @"16:10", @"2.21:1", @"2:35:1", @"2.39:1", @"5:4"];
  377. NSUInteger count = [ratios count];
  378. _aspectRatioActionSheet = [[UIActionSheet alloc] initWithTitle:@"Choose Aspect Ratio" delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  379. for (NSUInteger i = 0; i < count; i++)
  380. [_aspectRatioActionSheet addButtonWithTitle:ratios[i]];
  381. [_aspectRatioActionSheet addButtonWithTitle:NSLocalizedString(@"Cancel", @"subtitle track selector")];
  382. [_aspectRatioActionSheet setCancelButtonIndex:[_aspectRatioActionSheet numberOfButtons] - 1];
  383. [_aspectRatioActionSheet showFromRect:[self.aspectRatioButton frame] inView:self.aspectRatioButton animated:YES];
  384. } else if (sender == self.cropButton) {
  385. NSArray *ratios = @[@"Default", @"16:10", @"16:9", @"1.85:1", @"2.21:1", @"2.35:1", @"2:39:1", @"5:3", @"4:3", @"5:4", @"1:1"];
  386. NSUInteger count = [ratios count];
  387. _cropActionSheet = [[UIActionSheet alloc] initWithTitle:@"Choose Aspect Ratio" delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  388. for (NSUInteger i = 0; i < count; i++)
  389. [_cropActionSheet addButtonWithTitle:ratios[i]];
  390. [_cropActionSheet addButtonWithTitle:NSLocalizedString(@"Cancel", @"subtitle track selector")];
  391. [_cropActionSheet setCancelButtonIndex:[_cropActionSheet numberOfButtons] - 1];
  392. [_cropActionSheet showFromRect:[self.cropButton frame] inView:self.cropButton animated:YES];
  393. }
  394. }
  395. #pragma mark -
  396. - (void)appWillResign:(NSNotification *)aNotification
  397. {
  398. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  399. }
  400. #pragma mark - autorotation
  401. - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
  402. return UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
  403. || toInterfaceOrientation != UIInterfaceOrientationMaskPortraitUpsideDown;
  404. }
  405. #pragma mark - External Display
  406. - (BOOL)hasExternalDisplay
  407. {
  408. return ([[UIScreen screens] count] > 1);
  409. }
  410. - (void)showOnExternalDisplay
  411. {
  412. UIScreen *screen = [UIScreen screens][1];
  413. screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;
  414. self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
  415. UIViewController *controller = [[VLCExternalDisplayController alloc] init];
  416. self.externalWindow.rootViewController = controller;
  417. [controller.view addSubview:_movieView];
  418. controller.view.frame = screen.bounds;
  419. _movieView.frame = screen.bounds;
  420. self.playingExternallyView.hidden = NO;
  421. self.externalWindow.screen = screen;
  422. self.externalWindow.hidden = NO;
  423. }
  424. - (void)hideFromExternalDisplay
  425. {
  426. [self.view addSubview:_movieView];
  427. [self.view sendSubviewToBack:_movieView];
  428. _movieView.frame = self.view.frame;
  429. self.playingExternallyView.hidden = YES;
  430. self.externalWindow.hidden = YES;
  431. self.externalWindow = nil;
  432. }
  433. - (void)handleExternalScreenDidConnect:(NSNotification *)notification
  434. {
  435. [self showOnExternalDisplay];
  436. }
  437. - (void)handleExternalScreenDidDisconnect:(NSNotification *)notification
  438. {
  439. [self hideFromExternalDisplay];
  440. }
  441. @end