VLCMovieViewController.m 30 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. #import <sys/sysctl.h> // for sysctlbyname
  11. #define INPUT_RATE_DEFAULT 1000.
  12. @interface VLCMovieViewController () <UIGestureRecognizerDelegate>
  13. {
  14. VLCMediaPlayer *_mediaPlayer;
  15. BOOL _controlsHidden;
  16. BOOL _videoFiltersHidden;
  17. BOOL _playbackSpeedViewHidden;
  18. UIActionSheet *_subtitleActionSheet;
  19. UIActionSheet *_audiotrackActionSheet;
  20. float _currentPlaybackRate;
  21. NSArray *_aspectRatios;
  22. NSUInteger _currentAspectRatioMask;
  23. NSTimer *_idleTimer;
  24. NSTimer *_videoFilterIdleTimer;
  25. BOOL _shouldResumePlaying;
  26. BOOL _viewAppeared;
  27. BOOL _displayRemainingTime;
  28. BOOL _positionSet;
  29. }
  30. @property (nonatomic, strong) UIPopoverController *masterPopoverController;
  31. @property (nonatomic, strong) UIWindow *externalWindow;
  32. @end
  33. @implementation VLCMovieViewController
  34. + (void)initialize
  35. {
  36. NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  37. NSDictionary *appDefaults = @{kVLCShowRemainingTime : @(YES)};
  38. [defaults registerDefaults:appDefaults];
  39. }
  40. - (void)dealloc
  41. {
  42. [[NSNotificationCenter defaultCenter] removeObserver:self];
  43. }
  44. #pragma mark - Managing the media item
  45. - (void)setMediaItem:(id)newMediaItem
  46. {
  47. if (_mediaItem != newMediaItem)
  48. _mediaItem = newMediaItem;
  49. if (self.masterPopoverController != nil)
  50. [self.masterPopoverController dismissPopoverAnimated:YES];
  51. }
  52. - (void)viewDidLoad
  53. {
  54. [super viewDidLoad];
  55. self.wantsFullScreenLayout = YES;
  56. self.videoFilterView.hidden = YES;
  57. _videoFiltersHidden = YES;
  58. _hueLabel.text = NSLocalizedString(@"VFILTER_HUE", @"");
  59. _contrastLabel.text = NSLocalizedString(@"VFILTER_CONTRAST", @"");
  60. _brightnessLabel.text = NSLocalizedString(@"VFILTER_BRIGHTNESS", @"");
  61. _saturationLabel.text = NSLocalizedString(@"VFILTER_SATURATION", @"");
  62. _gammaLabel.text = NSLocalizedString(@"VFILTER_GAMMA", @"");
  63. _scrubHelpLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HELP", @"");
  64. self.playbackSpeedView.hidden = YES;
  65. _playbackSpeedViewHidden = YES;
  66. NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
  67. [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
  68. name:UIScreenDidConnectNotification object:nil];
  69. [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
  70. name:UIScreenDidDisconnectNotification object:nil];
  71. [center addObserver:self selector:@selector(applicationWillResignActive:)
  72. name:UIApplicationWillResignActiveNotification object:nil];
  73. [center addObserver:self selector:@selector(applicationDidBecomeActive:)
  74. name:UIApplicationDidBecomeActiveNotification object:nil];
  75. [center addObserver:self selector:@selector(applicationDidEnterBackground:)
  76. name:UIApplicationDidEnterBackgroundNotification object:nil];
  77. _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
  78. _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
  79. if ([self hasExternalDisplay])
  80. [self showOnExternalDisplay];
  81. _movieView.userInteractionEnabled = NO;
  82. UITapGestureRecognizer *tapOnVideoRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleControlsVisible)];
  83. tapOnVideoRecognizer.delegate = self;
  84. [self.view addGestureRecognizer:tapOnVideoRecognizer];
  85. UITapGestureRecognizer *tapOnTimeRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleTimeDisplay)];
  86. self.timeDisplay.userInteractionEnabled = YES;
  87. [self.timeDisplay addGestureRecognizer:tapOnTimeRecognizer];
  88. _displayRemainingTime = [[[NSUserDefaults standardUserDefaults] objectForKey:kVLCShowRemainingTime] boolValue];
  89. #if 0 // FIXME: trac #8742
  90. UISwipeGestureRecognizer *leftSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  91. leftSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionLeft;
  92. leftSwipeRecognizer.delegate = self;
  93. [self.view addGestureRecognizer:leftSwipeRecognizer];
  94. UISwipeGestureRecognizer *rightSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  95. rightSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionRight;
  96. rightSwipeRecognizer.delegate = self;
  97. [self.view addGestureRecognizer:rightSwipeRecognizer];
  98. UISwipeGestureRecognizer *upSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  99. upSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionUp;
  100. upSwipeRecognizer.delegate = self;
  101. [self.view addGestureRecognizer:upSwipeRecognizer];
  102. UISwipeGestureRecognizer *downSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  103. downSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionDown;
  104. downSwipeRecognizer.delegate = self;
  105. [self.view addGestureRecognizer:downSwipeRecognizer];
  106. #endif
  107. _aspectRatios = @[@"DEFAULT", @"4:3", @"16:9", @"16:10", @"2.21:1", @"FILL_TO_SCREEN"];
  108. [self.aspectRatioButton setImage:[UIImage imageNamed:@"ratioButton"] forState:UIControlStateNormal];
  109. [self.aspectRatioButton setImage:[UIImage imageNamed:@"ratioButtonHighlight"] forState:UIControlStateHighlighted];
  110. [self.toolbar setBackgroundImage:[UIImage imageNamed:@"seekbarBg"] forBarMetrics:UIBarMetricsDefault];
  111. [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButton"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
  112. [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButtonHighlight"] forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
  113. }
  114. - (void)viewWillAppear:(BOOL)animated
  115. {
  116. _mediaPlayer = [[VLCMediaPlayer alloc] init];
  117. [_mediaPlayer setDelegate:self];
  118. [_mediaPlayer setDrawable:self.movieView];
  119. [self.navigationController setNavigationBarHidden:YES animated:YES];
  120. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
  121. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
  122. if (!self.mediaItem && !self.url)
  123. return;
  124. VLCMedia *media;
  125. if (self.mediaItem) {
  126. self.title = [self.mediaItem title];
  127. media = [VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]];
  128. self.mediaItem.unread = @(NO);
  129. } else {
  130. media = [VLCMedia mediaWithURL:self.url];
  131. self.title = @"Network Stream";
  132. }
  133. NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  134. [media addOptions:
  135. @{kVLCSettingStretchAudio :
  136. [[defaults objectForKey:kVLCSettingStretchAudio] boolValue] ? kVLCSettingStretchAudioOnValue : kVLCSettingStretchAudioOffValue,
  137. kVLCSettingTextEncoding : [defaults objectForKey:kVLCSettingTextEncoding]}];
  138. [_mediaPlayer setMedia:media];
  139. self.positionSlider.value = 0.;
  140. [super viewWillAppear:animated];
  141. if (![self _isMediaSuitableForDevice]) {
  142. UIAlertView * alert = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"DEVICE_TOOSLOW_TITLE", @"") message:[NSString stringWithFormat:NSLocalizedString(@"DEVICE_TOOSLOW", @""), [[UIDevice currentDevice] model], self.mediaItem.title] delegate:self cancelButtonTitle:NSLocalizedString(@"BUTTON_CANCEL", @"") otherButtonTitles:NSLocalizedString(@"BUTTON_OPEN", @""), nil];
  143. [alert show];
  144. } else
  145. [self _playNewMedia];
  146. if (![self hasExternalDisplay])
  147. self.brightnessSlider.value = [UIScreen mainScreen].brightness * 2.;
  148. [self setControlsHidden:NO animated:YES];
  149. _viewAppeared = YES;
  150. }
  151. - (BOOL)_isMediaSuitableForDevice
  152. {
  153. if (!self.mediaItem)
  154. return YES;
  155. NSUInteger totalNumberOfPixels = [[[self.mediaItem videoTrack] valueForKey:@"width"] doubleValue] * [[[self.mediaItem videoTrack] valueForKey:@"height"] doubleValue];
  156. size_t size;
  157. sysctlbyname("hw.machine", NULL, &size, NULL, 0);
  158. char *answer = malloc(size);
  159. sysctlbyname("hw.machine", answer, &size, NULL, 0);
  160. NSString *currentMachine = @(answer);
  161. free(answer);
  162. if ([currentMachine hasPrefix:@"iPhone2"] || [currentMachine hasPrefix:@"iPhone3"] || [currentMachine hasPrefix:@"iPad1"] || [currentMachine hasPrefix:@"iPod3"] || [currentMachine hasPrefix:@"iPod4"]) {
  163. // iPhone 3GS, iPhone 4, first gen. iPad, 3rd and 4th generation iPod touch
  164. APLog(@"this is a cat one device");
  165. return (totalNumberOfPixels < 600000); // between 480p and 720p
  166. } else if ([currentMachine hasPrefix:@"iPhone4"] || [currentMachine hasPrefix:@"iPad3,1"] || [currentMachine hasPrefix:@"iPad3,2"] || [currentMachine hasPrefix:@"iPad3,3"] || [currentMachine hasPrefix:@"iPod4"] || [currentMachine hasPrefix:@"iPad2"] || [currentMachine hasPrefix:@"iPod5"]) {
  167. // iPhone 4S, iPad 2 and 3, iPod 4 and 5
  168. APLog(@"this is a cat two device");
  169. return (totalNumberOfPixels < 922000); // 720p
  170. } else {
  171. // iPhone 5, iPad 4
  172. APLog(@"this is a cat three device");
  173. return (totalNumberOfPixels < 2074000); // 1080p
  174. }
  175. return YES;
  176. }
  177. - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
  178. {
  179. if (buttonIndex == 1)
  180. [self _playNewMedia];
  181. else
  182. [self closePlayback:nil];
  183. }
  184. - (void)_playNewMedia
  185. {
  186. if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < .95) {
  187. if (self.mediaItem.duration.intValue != 0) {
  188. NSNumber *playbackPositionInTime = @(self.mediaItem.lastPosition.floatValue * (self.mediaItem.duration.intValue / 1000.));
  189. [_mediaPlayer.media addOptions:@{@"start-time": playbackPositionInTime}];
  190. APLog(@"set starttime to %i", playbackPositionInTime.intValue);
  191. }
  192. }
  193. [_mediaPlayer play];
  194. /* fallback if an invalid duration was reported by MLKit */
  195. if (self.mediaItem.duration.intValue == 0 && self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < .95)
  196. [_mediaPlayer setPosition:[self.mediaItem.lastPosition floatValue]];
  197. self.playbackSpeedSlider.value = [self _playbackSpeed];
  198. [self _updatePlaybackSpeedIndicator];
  199. _currentAspectRatioMask = 0;
  200. _mediaPlayer.videoAspectRatio = NULL;
  201. [self _resetIdleTimer];
  202. }
  203. - (void)viewWillDisappear:(BOOL)animated
  204. {
  205. _viewAppeared = NO;
  206. if (_idleTimer) {
  207. [_idleTimer invalidate];
  208. _idleTimer = nil;
  209. }
  210. [self.navigationController setNavigationBarHidden:NO animated:YES];
  211. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
  212. [[UIApplication sharedApplication] setStatusBarHidden:NO withAnimation:UIStatusBarAnimationFade];
  213. [_mediaPlayer pause];
  214. [super viewWillDisappear:animated];
  215. if (self.mediaItem)
  216. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  217. [_mediaPlayer stop];
  218. _mediaPlayer = nil; // save memory and some CPU time
  219. [self videoFilterIdleTimerExceeded]; // hide filter UI for next run
  220. }
  221. - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
  222. {
  223. self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
  224. if (self)
  225. self.title = @"Video Playback";
  226. return self;
  227. }
  228. #pragma mark - remote events
  229. - (void)viewDidAppear:(BOOL)animated
  230. {
  231. [super viewDidAppear:animated];
  232. [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
  233. [self becomeFirstResponder];
  234. }
  235. - (void)viewDidDisappear:(BOOL)animated
  236. {
  237. [super viewDidDisappear:animated];
  238. [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
  239. [self resignFirstResponder];
  240. [[NSUserDefaults standardUserDefaults] setBool:_displayRemainingTime forKey:kVLCShowRemainingTime];
  241. }
  242. - (BOOL)canBecomeFirstResponder
  243. {
  244. return YES;
  245. }
  246. - (void)remoteControlReceivedWithEvent:(UIEvent *)event
  247. {
  248. switch (event.subtype) {
  249. case UIEventSubtypeRemoteControlPlay:
  250. [_mediaPlayer play];
  251. break;
  252. case UIEventSubtypeRemoteControlPause:
  253. [_mediaPlayer pause];
  254. break;
  255. case UIEventSubtypeRemoteControlTogglePlayPause:
  256. [self playPause];
  257. break;
  258. default:
  259. break;
  260. }
  261. }
  262. #pragma mark - controls visibility
  263. - (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
  264. {
  265. if (touch.view != self.view)
  266. return NO;
  267. return YES;
  268. }
  269. - (void)setControlsHidden:(BOOL)hidden animated:(BOOL)animated
  270. {
  271. _controlsHidden = hidden;
  272. CGFloat alpha = _controlsHidden? 0.0f: 1.0f;
  273. if (!_controlsHidden) {
  274. _controllerPanel.alpha = 0.0f;
  275. _controllerPanel.hidden = !_videoFiltersHidden;
  276. _toolbar.alpha = 0.0f;
  277. _toolbar.hidden = NO;
  278. _videoFilterView.alpha = 0.0f;
  279. _videoFilterView.hidden = _videoFiltersHidden;
  280. _playbackSpeedView.alpha = 0.0f;
  281. _playbackSpeedView.hidden = _playbackSpeedViewHidden;
  282. }
  283. void (^animationBlock)() = ^() {
  284. _controllerPanel.alpha = alpha;
  285. _toolbar.alpha = alpha;
  286. _videoFilterView.alpha = alpha;
  287. _playbackSpeedView.alpha = alpha;
  288. };
  289. void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
  290. if (_videoFiltersHidden)
  291. _controllerPanel.hidden = _controlsHidden;
  292. else
  293. _controllerPanel.hidden = NO;
  294. _toolbar.hidden = _controlsHidden;
  295. _videoFilterView.hidden = _videoFiltersHidden;
  296. _playbackSpeedView.hidden = _playbackSpeedViewHidden;
  297. };
  298. UIStatusBarAnimation animationType = animated? UIStatusBarAnimationFade: UIStatusBarAnimationNone;
  299. NSTimeInterval animationDuration = animated? 0.3: 0.0;
  300. [[UIApplication sharedApplication] setStatusBarHidden:_viewAppeared ? _controlsHidden : NO withAnimation:animationType];
  301. [UIView animateWithDuration:animationDuration animations:animationBlock completion:completionBlock];
  302. }
  303. - (void)toggleControlsVisible
  304. {
  305. if (_controlsHidden && !_videoFiltersHidden)
  306. _videoFiltersHidden = YES;
  307. [self setControlsHidden:!_controlsHidden animated:YES];
  308. }
  309. - (void)_resetIdleTimer
  310. {
  311. if (!_idleTimer)
  312. _idleTimer = [NSTimer scheduledTimerWithTimeInterval:2.
  313. target:self
  314. selector:@selector(idleTimerExceeded)
  315. userInfo:nil
  316. repeats:NO];
  317. else {
  318. if (fabs([_idleTimer.fireDate timeIntervalSinceNow]) < 2.)
  319. [_idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:2.]];
  320. }
  321. }
  322. - (void)_resetVideoFilterIdleTimer
  323. {
  324. if (!_videoFilterIdleTimer)
  325. _videoFilterIdleTimer = [NSTimer scheduledTimerWithTimeInterval:4.
  326. target:self
  327. selector:@selector(videoFilterIdleTimerExceeded)
  328. userInfo:nil
  329. repeats:NO];
  330. else {
  331. if (fabs([_videoFilterIdleTimer.fireDate timeIntervalSinceNow]) < 4.)
  332. [_videoFilterIdleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:4.]];
  333. }
  334. }
  335. - (void)idleTimerExceeded
  336. {
  337. _idleTimer = nil;
  338. if (!_controlsHidden)
  339. [self toggleControlsVisible];
  340. if (self.scrubIndicatorView.hidden == NO)
  341. self.scrubIndicatorView.hidden = YES;
  342. }
  343. - (void)videoFilterIdleTimerExceeded
  344. {
  345. _videoFilterIdleTimer = nil;
  346. if (!_videoFiltersHidden)
  347. _videoFiltersHidden = YES;
  348. if (!_playbackSpeedViewHidden)
  349. _playbackSpeedViewHidden = YES;
  350. [self setControlsHidden:_controlsHidden animated:YES];
  351. }
  352. - (UIResponder *)nextResponder
  353. {
  354. [self _resetIdleTimer];
  355. return [super nextResponder];
  356. }
  357. #pragma mark - controls
  358. - (IBAction)closePlayback:(id)sender
  359. {
  360. [self setControlsHidden:NO animated:NO];
  361. [self.navigationController popViewControllerAnimated:YES];
  362. }
  363. - (IBAction)positionSliderAction:(UISlider *)sender
  364. {
  365. [self performSelector:@selector(_setPositionForReal) withObject:nil afterDelay:0.3];
  366. VLCTime *newPosition = [VLCTime timeWithInt:(int)(_positionSlider.value * self.mediaItem.duration.intValue)];
  367. self.timeDisplay.text = newPosition.stringValue;
  368. _positionSet = NO;
  369. [self _resetIdleTimer];
  370. }
  371. - (void)_setPositionForReal
  372. {
  373. if (!_positionSet) {
  374. _mediaPlayer.position = _positionSlider.value;
  375. _positionSet = YES;
  376. }
  377. }
  378. - (IBAction)positionSliderTouchDown:(id)sender
  379. {
  380. [self _updateScrubLabel];
  381. self.scrubIndicatorView.hidden = NO;
  382. }
  383. - (IBAction)positionSliderTouchUp:(id)sender
  384. {
  385. self.scrubIndicatorView.hidden = YES;
  386. }
  387. - (void)_updateScrubLabel
  388. {
  389. float speed = self.positionSlider.scrubbingSpeed;
  390. if (speed == 1.)
  391. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HIGH", @"");
  392. else if (speed == .5)
  393. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HALF", @"");
  394. else if (speed == .25)
  395. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_QUARTER", @"");
  396. else
  397. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_FINE", @"");
  398. }
  399. - (IBAction)positionSliderDrag:(id)sender
  400. {
  401. [self _updateScrubLabel];
  402. }
  403. - (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
  404. self.positionSlider.value = [_mediaPlayer position];
  405. if (_displayRemainingTime)
  406. self.timeDisplay.text = [[_mediaPlayer remainingTime] stringValue];
  407. else
  408. self.timeDisplay.text = [[_mediaPlayer time] stringValue];
  409. }
  410. - (void)mediaPlayerStateChanged:(NSNotification *)aNotification
  411. {
  412. VLCMediaPlayerState currentState = _mediaPlayer.state;
  413. if (currentState == VLCMediaPlayerStateError) {
  414. [self.statusLabel showStatusMessage:NSLocalizedString(@"PLAYBACK_FAILED", @"")];
  415. [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
  416. }
  417. if (currentState == VLCMediaPlayerStateEnded || currentState == VLCMediaPlayerStateStopped)
  418. [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
  419. UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pauseIcon"] : [UIImage imageNamed:@"playIcon"];
  420. [_playPauseButton setImage:playPauseImage forState:UIControlStateNormal];
  421. if ([[_mediaPlayer audioTrackIndexes] count] > 2)
  422. self.audioSwitcherButton.hidden = NO;
  423. else
  424. self.audioSwitcherButton.hidden = YES;
  425. if ([[_mediaPlayer videoSubTitlesIndexes] count] > 1)
  426. self.subtitleSwitcherButton.hidden = NO;
  427. else
  428. self.subtitleSwitcherButton.hidden = YES;
  429. }
  430. - (IBAction)playPause
  431. {
  432. if ([_mediaPlayer isPlaying])
  433. [_mediaPlayer pause];
  434. else
  435. [_mediaPlayer play];
  436. }
  437. - (IBAction)forward:(id)sender
  438. {
  439. [_mediaPlayer mediumJumpForward];
  440. }
  441. - (IBAction)backward:(id)sender
  442. {
  443. [_mediaPlayer mediumJumpBackward];
  444. }
  445. - (IBAction)switchAudioTrack:(id)sender
  446. {
  447. _audiotrackActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_AUDIO_TRACK", @"audio track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  448. NSArray *audioTracks = [_mediaPlayer audioTrackNames];
  449. NSUInteger count = [audioTracks count];
  450. for (NSUInteger i = 0; i < count; i++)
  451. [_audiotrackActionSheet addButtonWithTitle:audioTracks[i]];
  452. [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  453. [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
  454. [_audiotrackActionSheet showInView:self.audioSwitcherButton];
  455. }
  456. - (IBAction)switchSubtitleTrack:(id)sender
  457. {
  458. NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
  459. NSUInteger count = [spuTracks count];
  460. if (count <= 1)
  461. return;
  462. _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  463. for (NSUInteger i = 0; i < count; i++)
  464. [_subtitleActionSheet addButtonWithTitle:spuTracks[i]];
  465. [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  466. [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
  467. [_subtitleActionSheet showInView: self.subtitleSwitcherButton];
  468. }
  469. - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
  470. NSUInteger arrayIndex = 0;
  471. NSArray *indexArray;
  472. NSArray *namesArray;
  473. if (actionSheet == _subtitleActionSheet) {
  474. namesArray = _mediaPlayer.videoSubTitlesNames;
  475. arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
  476. if (arrayIndex != NSNotFound) {
  477. indexArray = _mediaPlayer.videoSubTitlesIndexes;
  478. _mediaPlayer.currentVideoSubTitleIndex = [indexArray[arrayIndex] intValue];
  479. }
  480. } else if (actionSheet == _audiotrackActionSheet) {
  481. namesArray = _mediaPlayer.audioTrackNames;
  482. arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
  483. if (arrayIndex != NSNotFound) {
  484. indexArray = _mediaPlayer.audioTrackIndexes;
  485. _mediaPlayer.currentAudioTrackIndex = [indexArray[arrayIndex] intValue];
  486. }
  487. }
  488. }
  489. - (void)toggleTimeDisplay
  490. {
  491. _displayRemainingTime = !_displayRemainingTime;
  492. }
  493. #pragma mark - swipe gestures
  494. - (void)horizontalSwipePercentage:(CGFloat)percentage inView:(UIView *)view
  495. {
  496. if (percentage != 0.) {
  497. _mediaPlayer.position = _mediaPlayer.position + percentage;
  498. }
  499. }
  500. - (void)verticalSwipePercentage:(CGFloat)percentage inView:(UIView *)view half:(NSUInteger)half
  501. {
  502. if (percentage != 0.) {
  503. if (half > 0) {
  504. CGFloat currentValue = self.brightnessSlider.value;
  505. currentValue = currentValue + percentage;
  506. self.brightnessSlider.value = currentValue;
  507. if ([self hasExternalDisplay])
  508. _mediaPlayer.brightness = currentValue;
  509. else
  510. [[UIScreen mainScreen] setBrightness:currentValue / 2];
  511. } else
  512. NSLog(@"volume setting through swipe not implemented");//_mediaPlayer.audio.volume = percentage * 200;
  513. }
  514. }
  515. #pragma mark - Video Filter UI
  516. - (IBAction)videoFilterToggle:(id)sender
  517. {
  518. if (!_playbackSpeedViewHidden)
  519. self.playbackSpeedView.hidden = _playbackSpeedViewHidden = YES;
  520. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {
  521. if (!_controlsHidden)
  522. self.controllerPanel.hidden = _controlsHidden = YES;
  523. }
  524. self.videoFilterView.hidden = !_videoFiltersHidden;
  525. _videoFiltersHidden = self.videoFilterView.hidden;
  526. [self _resetVideoFilterIdleTimer];
  527. }
  528. - (IBAction)videoFilterSliderAction:(id)sender
  529. {
  530. if (sender == self.hueSlider)
  531. _mediaPlayer.hue = (int)self.hueSlider.value;
  532. else if (sender == self.contrastSlider)
  533. _mediaPlayer.contrast = self.contrastSlider.value;
  534. else if (sender == self.brightnessSlider) {
  535. if ([self hasExternalDisplay])
  536. _mediaPlayer.brightness = self.brightnessSlider.value;
  537. else
  538. [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
  539. } else if (sender == self.saturationSlider)
  540. _mediaPlayer.saturation = self.saturationSlider.value;
  541. else if (sender == self.gammaSlider)
  542. _mediaPlayer.gamma = self.gammaSlider.value;
  543. else if (sender == self.resetVideoFilterButton) {
  544. _mediaPlayer.hue = self.hueSlider.value = 0.;
  545. _mediaPlayer.contrast = self.contrastSlider.value = 1.;
  546. _mediaPlayer.brightness = self.brightnessSlider.value = 1.;
  547. [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
  548. _mediaPlayer.saturation = self.saturationSlider.value = 1.;
  549. _mediaPlayer.gamma = self.gammaSlider.value = 1.;
  550. } else
  551. APLog(@"unknown sender for videoFilterSliderAction");
  552. [self _resetIdleTimer];
  553. [self _resetVideoFilterIdleTimer];
  554. }
  555. #pragma mark - playback view
  556. - (IBAction)playbackSpeedSliderAction:(UISlider *)sender
  557. {
  558. double speed = pow(2, sender.value / 17.);
  559. float rate = INPUT_RATE_DEFAULT / speed;
  560. if (_currentPlaybackRate != rate)
  561. [_mediaPlayer setRate:INPUT_RATE_DEFAULT / rate];
  562. _currentPlaybackRate = rate;
  563. [self _updatePlaybackSpeedIndicator];
  564. [self _resetIdleTimer];
  565. [self _resetVideoFilterIdleTimer];
  566. }
  567. - (void)_updatePlaybackSpeedIndicator
  568. {
  569. float f_value = self.playbackSpeedSlider.value;
  570. double speed = pow(2, f_value / 17.);
  571. self.playbackSpeedIndicator.text = [NSString stringWithFormat:@"%.2fx", speed];
  572. }
  573. - (float)_playbackSpeed
  574. {
  575. float f_rate = _mediaPlayer.rate;
  576. double value = 17 * log(f_rate) / log(2.);
  577. float returnValue = (int) ((value > 0) ? value + .5 : value - .5);
  578. if (returnValue < -34.)
  579. returnValue = -34.;
  580. else if (returnValue > 34.)
  581. returnValue = 34.;
  582. _currentPlaybackRate = returnValue;
  583. return returnValue;
  584. }
  585. - (IBAction)videoDimensionAction:(id)sender
  586. {
  587. if (sender == self.playbackSpeedButton) {
  588. if (!_videoFiltersHidden)
  589. self.videoFilterView.hidden = _videoFiltersHidden = YES;
  590. self.playbackSpeedView.hidden = !_playbackSpeedViewHidden;
  591. _playbackSpeedViewHidden = self.playbackSpeedView.hidden;
  592. [self _resetVideoFilterIdleTimer];
  593. } else if (sender == self.aspectRatioButton) {
  594. NSUInteger count = [_aspectRatios count];
  595. if (_currentAspectRatioMask + 1 > count - 1) {
  596. _mediaPlayer.videoAspectRatio = NULL;
  597. _mediaPlayer.videoCropGeometry = NULL;
  598. _currentAspectRatioMask = 0;
  599. [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), NSLocalizedString(@"DEFAULT", @"")]];
  600. } else {
  601. _currentAspectRatioMask++;
  602. if ([_aspectRatios[_currentAspectRatioMask] isEqualToString:@"FILL_TO_SCREEN"]) {
  603. UIScreen *screen;
  604. if (![self hasExternalDisplay])
  605. screen = [UIScreen mainScreen];
  606. else
  607. screen = [UIScreen screens][1];
  608. float f_ar = screen.bounds.size.width / screen.bounds.size.height;
  609. if (f_ar == (float)(640./1136.)) // iPhone 5 aka 16:9.01
  610. _mediaPlayer.videoCropGeometry = "16:9";
  611. else if (f_ar == (float)(2./3.)) // all other iPhones
  612. _mediaPlayer.videoCropGeometry = "16:10"; // libvlc doesn't support 2:3 crop
  613. else if (f_ar == .75) // all iPads
  614. _mediaPlayer.videoCropGeometry = "4:3";
  615. else if (f_ar == .5625) // AirPlay
  616. _mediaPlayer.videoCropGeometry = "16:9";
  617. else
  618. APLog(@"unknown screen format %f, can't crop", f_ar);
  619. [self.statusLabel showStatusMessage:NSLocalizedString(@"FILL_TO_SCREEN", @"")];
  620. return;
  621. }
  622. _mediaPlayer.videoCropGeometry = NULL;
  623. _mediaPlayer.videoAspectRatio = (char *)[_aspectRatios[_currentAspectRatioMask] UTF8String];
  624. [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), _aspectRatios[_currentAspectRatioMask]]];
  625. }
  626. }
  627. }
  628. #pragma mark - background interaction
  629. - (void)applicationWillResignActive:(NSNotification *)aNotification
  630. {
  631. if (self.mediaItem)
  632. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  633. if (![[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue]) {
  634. [_mediaPlayer pause];
  635. _shouldResumePlaying = YES;
  636. } else
  637. _mediaPlayer.currentVideoTrackIndex = 0;
  638. }
  639. - (void)applicationDidEnterBackground:(NSNotification *)notification
  640. {
  641. _shouldResumePlaying = NO;
  642. }
  643. - (void)applicationDidBecomeActive:(NSNotification *)notification
  644. {
  645. if (_shouldResumePlaying) {
  646. _shouldResumePlaying = NO;
  647. [_mediaPlayer play];
  648. } else
  649. _mediaPlayer.currentVideoTrackIndex = 1;
  650. }
  651. #pragma mark - autorotation
  652. - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
  653. return UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
  654. || toInterfaceOrientation != UIInterfaceOrientationPortraitUpsideDown;
  655. }
  656. #pragma mark - External Display
  657. - (BOOL)hasExternalDisplay
  658. {
  659. return ([[UIScreen screens] count] > 1);
  660. }
  661. - (void)showOnExternalDisplay
  662. {
  663. UIScreen *screen = [UIScreen screens][1];
  664. screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;
  665. self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
  666. UIViewController *controller = [[VLCExternalDisplayController alloc] init];
  667. self.externalWindow.rootViewController = controller;
  668. [controller.view addSubview:_movieView];
  669. controller.view.frame = screen.bounds;
  670. _movieView.frame = screen.bounds;
  671. self.playingExternallyView.hidden = NO;
  672. self.externalWindow.screen = screen;
  673. self.externalWindow.hidden = NO;
  674. }
  675. - (void)hideFromExternalDisplay
  676. {
  677. [self.view addSubview:_movieView];
  678. [self.view sendSubviewToBack:_movieView];
  679. _movieView.frame = self.view.frame;
  680. self.playingExternallyView.hidden = YES;
  681. self.externalWindow.hidden = YES;
  682. self.externalWindow = nil;
  683. }
  684. - (void)handleExternalScreenDidConnect:(NSNotification *)notification
  685. {
  686. [self showOnExternalDisplay];
  687. }
  688. - (void)handleExternalScreenDidDisconnect:(NSNotification *)notification
  689. {
  690. [self hideFromExternalDisplay];
  691. }
  692. @end