VLCMovieViewController.m 34 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. // Refer to the COPYING file of the official project for license.
  9. //
  10. #import "VLCMovieViewController.h"
  11. #import "VLCExternalDisplayController.h"
  12. #import <AVFoundation/AVFoundation.h>
  13. #import <CommonCrypto/CommonDigest.h>
  14. #import "UIDevice+SpeedCategory.h"
  15. #import "VLCBugreporter.h"
  16. #define INPUT_RATE_DEFAULT 1000.
  17. @interface VLCMovieViewController () <UIGestureRecognizerDelegate, AVAudioSessionDelegate>
  18. {
  19. VLCMediaPlayer *_mediaPlayer;
  20. BOOL _controlsHidden;
  21. BOOL _videoFiltersHidden;
  22. BOOL _playbackSpeedViewHidden;
  23. UIActionSheet *_subtitleActionSheet;
  24. UIActionSheet *_audiotrackActionSheet;
  25. float _currentPlaybackRate;
  26. NSArray *_aspectRatios;
  27. NSUInteger _currentAspectRatioMask;
  28. NSTimer *_idleTimer;
  29. BOOL _shouldResumePlaying;
  30. BOOL _viewAppeared;
  31. BOOL _displayRemainingTime;
  32. BOOL _positionSet;
  33. }
  34. @property (nonatomic, strong) UIPopoverController *masterPopoverController;
  35. @property (nonatomic, strong) UIWindow *externalWindow;
  36. @end
  37. @implementation VLCMovieViewController
  38. + (void)initialize
  39. {
  40. NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  41. NSDictionary *appDefaults = @{kVLCShowRemainingTime : @(YES)};
  42. [defaults registerDefaults:appDefaults];
  43. }
  44. - (void)dealloc
  45. {
  46. [[NSNotificationCenter defaultCenter] removeObserver:self];
  47. }
  48. #pragma mark - Managing the media item
  49. - (void)setMediaItem:(id)newMediaItem
  50. {
  51. if (_mediaItem != newMediaItem)
  52. _mediaItem = newMediaItem;
  53. if (self.masterPopoverController != nil)
  54. [self.masterPopoverController dismissPopoverAnimated:YES];
  55. }
  56. - (void)viewDidLoad
  57. {
  58. [super viewDidLoad];
  59. self.wantsFullScreenLayout = YES;
  60. self.videoFilterView.hidden = YES;
  61. _videoFiltersHidden = YES;
  62. _hueLabel.text = NSLocalizedString(@"VFILTER_HUE", @"");
  63. _contrastLabel.text = NSLocalizedString(@"VFILTER_CONTRAST", @"");
  64. _brightnessLabel.text = NSLocalizedString(@"VFILTER_BRIGHTNESS", @"");
  65. _saturationLabel.text = NSLocalizedString(@"VFILTER_SATURATION", @"");
  66. _gammaLabel.text = NSLocalizedString(@"VFILTER_GAMMA", @"");
  67. _playbackSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SPEED", @"");
  68. _scrubHelpLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HELP", @"");
  69. self.playbackSpeedView.hidden = YES;
  70. _playbackSpeedViewHidden = YES;
  71. NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
  72. [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
  73. name:UIScreenDidConnectNotification object:nil];
  74. [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
  75. name:UIScreenDidDisconnectNotification object:nil];
  76. [center addObserver:self selector:@selector(applicationWillResignActive:)
  77. name:UIApplicationWillResignActiveNotification object:nil];
  78. [center addObserver:self selector:@selector(applicationDidBecomeActive:)
  79. name:UIApplicationDidBecomeActiveNotification object:nil];
  80. [center addObserver:self selector:@selector(applicationDidEnterBackground:)
  81. name:UIApplicationDidEnterBackgroundNotification object:nil];
  82. _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
  83. _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
  84. if ([self hasExternalDisplay])
  85. [self showOnExternalDisplay];
  86. _movieView.userInteractionEnabled = NO;
  87. UITapGestureRecognizer *tapOnVideoRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleControlsVisible)];
  88. tapOnVideoRecognizer.delegate = self;
  89. [self.view addGestureRecognizer:tapOnVideoRecognizer];
  90. _displayRemainingTime = [[[NSUserDefaults standardUserDefaults] objectForKey:kVLCShowRemainingTime] boolValue];
  91. UIPinchGestureRecognizer *pinchRecognizer = [[UIPinchGestureRecognizer alloc] initWithTarget:self action:@selector(handlePinchGesture:)];
  92. pinchRecognizer.delegate = self;
  93. [self.view addGestureRecognizer:pinchRecognizer];
  94. #if 0 // FIXME: trac #8742
  95. UISwipeGestureRecognizer *leftSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  96. leftSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionLeft;
  97. leftSwipeRecognizer.delegate = self;
  98. [self.view addGestureRecognizer:leftSwipeRecognizer];
  99. UISwipeGestureRecognizer *rightSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  100. rightSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionRight;
  101. rightSwipeRecognizer.delegate = self;
  102. [self.view addGestureRecognizer:rightSwipeRecognizer];
  103. UISwipeGestureRecognizer *upSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  104. upSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionUp;
  105. upSwipeRecognizer.delegate = self;
  106. [self.view addGestureRecognizer:upSwipeRecognizer];
  107. UISwipeGestureRecognizer *downSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
  108. downSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionDown;
  109. downSwipeRecognizer.delegate = self;
  110. [self.view addGestureRecognizer:downSwipeRecognizer];
  111. #endif
  112. _aspectRatios = @[@"DEFAULT", @"4:3", @"16:9", @"16:10", @"2.21:1", @"FILL_TO_SCREEN"];
  113. [self.aspectRatioButton setBackgroundImage:[UIImage imageNamed:@"ratioButton"] forState:UIControlStateNormal];
  114. [self.aspectRatioButton setBackgroundImage:[UIImage imageNamed:@"ratioButtonHighlight"] forState:UIControlStateHighlighted];
  115. [self.aspectRatioButton setImage:[UIImage imageNamed:@"ratioIcon"] forState:UIControlStateNormal];
  116. [self.toolbar setBackgroundImage:[UIImage imageNamed:@"seekbarBg"] forBarMetrics:UIBarMetricsDefault];
  117. [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButton"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
  118. [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButtonHighlight"] forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
  119. /* this looks a bit weird, but we need to support iOS 5 and should show the same appearance */
  120. UISlider *volumeSlider = nil;
  121. for (id aView in self.volumeView.subviews){
  122. if ([[[aView class] description] isEqualToString:@"MPVolumeSlider"]){
  123. volumeSlider = (UISlider *)aView;
  124. break;
  125. }
  126. }
  127. [volumeSlider setMinimumTrackImage:[[UIImage imageNamed:@"sliderminiValue"]resizableImageWithCapInsets:UIEdgeInsetsMake(0, 4, 0, 0)] forState:UIControlStateNormal];
  128. [volumeSlider setMaximumTrackImage:[[UIImage imageNamed:@"slidermaxValue"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 4)] forState:UIControlStateNormal];
  129. [volumeSlider setThumbImage:[UIImage imageNamed:@"volumeballslider"] forState:UIControlStateNormal];
  130. [volumeSlider addTarget:self
  131. action:@selector(volumeSliderAction:)
  132. forControlEvents:UIControlEventValueChanged];
  133. [[AVAudioSession sharedInstance] setDelegate:self];
  134. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
  135. self.positionSlider.scrubbingSpeedChangePositions = @[@(0.), @(100.), @(200.), @(300)];
  136. }
  137. - (BOOL)_blobCheck
  138. {
  139. NSArray *searchPaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
  140. NSString *directoryPath = searchPaths[0];
  141. if (![[NSFileManager defaultManager] fileExistsAtPath:[directoryPath stringByAppendingPathComponent:@"blob.bin"]])
  142. return NO;
  143. NSData *data = [NSData dataWithContentsOfFile:[directoryPath stringByAppendingPathComponent:@"blob.bin"]];
  144. uint8_t digest[CC_SHA1_DIGEST_LENGTH];
  145. CC_SHA1(data.bytes, data.length, digest);
  146. NSMutableString *hash = [NSMutableString stringWithCapacity:CC_SHA1_DIGEST_LENGTH * 2];
  147. for (unsigned int u = 0; u < CC_SHA1_DIGEST_LENGTH; u++)
  148. [hash appendFormat:@"%02x", digest[u]];
  149. if ([hash isEqualToString:kBlobHash])
  150. return YES;
  151. else
  152. return NO;
  153. }
  154. - (void)viewWillAppear:(BOOL)animated
  155. {
  156. _mediaPlayer = [[VLCMediaPlayer alloc] init];
  157. [_mediaPlayer setDelegate:self];
  158. [_mediaPlayer setDrawable:self.movieView];
  159. [self.navigationController setNavigationBarHidden:YES animated:YES];
  160. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
  161. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
  162. if (!self.mediaItem && !self.url)
  163. return;
  164. VLCMedia *media;
  165. if (self.mediaItem) {
  166. self.title = [self.mediaItem title];
  167. media = [VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]];
  168. self.mediaItem.unread = @(NO);
  169. } else {
  170. media = [VLCMedia mediaWithURL:self.url];
  171. self.title = @"Network Stream";
  172. }
  173. NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  174. [media addOptions:
  175. @{kVLCSettingStretchAudio :
  176. [[defaults objectForKey:kVLCSettingStretchAudio] boolValue] ? kVLCSettingStretchAudioOnValue : kVLCSettingStretchAudioOffValue, kVLCSettingTextEncoding : [defaults objectForKey:kVLCSettingTextEncoding], kVLCSettingSkipLoopFilter : [defaults objectForKey:kVLCSettingSkipLoopFilter]}];
  177. [NSTimeZone resetSystemTimeZone];
  178. NSString *tzName = [[NSTimeZone systemTimeZone] name];
  179. NSArray *tzNames = @[@"America/Adak", @"America/Anchorage", @"America/Boise", @"America/Chicago", @"America/Denver", @"America/Detroit", @"America/Indiana/Indianapolis", @"America/Indiana/Knox", @"America/Indiana/Marengo", @"America/Indiana/Petersburg", @"America/Indiana/Tell_City", @"America/Indiana/Vevay", @"America/Indiana/Vincennes", @"America/Indiana/Winamac", @"America/Juneau", @"America/Kentucky/Louisville", @"America/Kentucky/Monticello", @"America/Los_Angeles", @"America/Menominee", @"America/Metlakatla", @"America/New_York", @"America/Nome", @"America/North_Dakota/Beulah", @"America/North_Dakota/Center", @"America/North_Dakota/New_Salem", @"America/Phoenix", @"America/Puerto_Rico", @"America/Shiprock", @"America/Sitka", @"America/St_Thomas", @"America/Thule", @"America/Yakutat", @"Pacific/Guam", @"Pacific/Honolulu", @"Pacific/Johnston", @"Pacific/Kwajalein", @"Pacific/Midway", @"Pacific/Pago_Pago", @"Pacific/Saipan", @"Pacific/Wake"];
  180. if ([tzNames containsObject:tzName] || [[tzName stringByDeletingLastPathComponent] isEqualToString:@"US"]) {
  181. NSArray *tracksInfo = media.tracksInformation;
  182. for (NSUInteger x = 0; x < tracksInfo.count; x++) {
  183. if ([[tracksInfo[x] objectForKey:VLCMediaTracksInformationType] isEqualToString:VLCMediaTracksInformationTypeAudio])
  184. {
  185. NSInteger fourcc = [[tracksInfo[x] objectForKey:VLCMediaTracksInformationCodec] integerValue];
  186. switch (fourcc) {
  187. case 540161377:
  188. case 1647457633:
  189. case 858612577:
  190. case 862151027:
  191. case 2126701:
  192. case 544437348:
  193. case 542331972:
  194. case 1651733604:
  195. case 1668510820:
  196. case 1702065252:
  197. case 1752396900:
  198. case 1819505764:
  199. case 18903917:
  200. case 862151013:
  201. {
  202. if (![self _blobCheck]) {
  203. [media addOptions:@{@"no-audio" : [NSNull null]}];
  204. APLog(@"audio playback disabled because an unsupported codec was found");
  205. }
  206. break;
  207. }
  208. default:
  209. break;
  210. }
  211. }
  212. }
  213. }
  214. [_mediaPlayer setMedia:media];
  215. self.positionSlider.value = 0.;
  216. [self.timeDisplay setTitle:@"" forState:UIControlStateNormal];
  217. [super viewWillAppear:animated];
  218. if (![self _isMediaSuitableForDevice]) {
  219. 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];
  220. [alert show];
  221. } else
  222. [self _playNewMedia];
  223. if (![self hasExternalDisplay])
  224. self.brightnessSlider.value = [UIScreen mainScreen].brightness * 2.;
  225. [self setControlsHidden:NO animated:YES];
  226. _viewAppeared = YES;
  227. }
  228. - (BOOL)_isMediaSuitableForDevice
  229. {
  230. if (!self.mediaItem)
  231. return YES;
  232. NSUInteger totalNumberOfPixels = [[[self.mediaItem videoTrack] valueForKey:@"width"] doubleValue] * [[[self.mediaItem videoTrack] valueForKey:@"height"] doubleValue];
  233. NSInteger speedCategory = [[UIDevice currentDevice] speedCategory];
  234. if (speedCategory == 1) {
  235. // iPhone 3GS, iPhone 4, first gen. iPad, 3rd and 4th generation iPod touch
  236. return (totalNumberOfPixels < 600000); // between 480p and 720p
  237. } else if (speedCategory == 2) {
  238. // iPhone 4S, iPad 2 and 3, iPod 4 and 5
  239. return (totalNumberOfPixels < 922000); // 720p
  240. } else if (speedCategory == 3) {
  241. // iPhone 5, iPad 4
  242. return (totalNumberOfPixels < 2074000); // 1080p
  243. }
  244. return YES;
  245. }
  246. - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
  247. {
  248. if (buttonIndex == 1)
  249. [self _playNewMedia];
  250. else
  251. [self closePlayback:nil];
  252. }
  253. - (void)_playNewMedia
  254. {
  255. NSNumber *playbackPositionInTime = @(0);
  256. if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < .95) {
  257. if (self.mediaItem.duration.intValue != 0)
  258. playbackPositionInTime = @(self.mediaItem.lastPosition.floatValue * (self.mediaItem.duration.intValue / 1000.));
  259. }
  260. [_mediaPlayer.media addOptions:@{@"start-time": playbackPositionInTime}];
  261. APLog(@"set starttime to %i", playbackPositionInTime.intValue);
  262. [_mediaPlayer play];
  263. self.playbackSpeedSlider.value = [self _playbackSpeed];
  264. [self _updatePlaybackSpeedIndicator];
  265. _currentAspectRatioMask = 0;
  266. _mediaPlayer.videoAspectRatio = NULL;
  267. [self _resetIdleTimer];
  268. }
  269. - (void)viewWillDisappear:(BOOL)animated
  270. {
  271. _viewAppeared = NO;
  272. if (_idleTimer) {
  273. [_idleTimer invalidate];
  274. _idleTimer = nil;
  275. }
  276. [self.navigationController setNavigationBarHidden:NO animated:YES];
  277. [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
  278. [[UIApplication sharedApplication] setStatusBarHidden:NO withAnimation:UIStatusBarAnimationFade];
  279. [_mediaPlayer pause];
  280. [super viewWillDisappear:animated];
  281. if (self.mediaItem)
  282. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  283. [_mediaPlayer stop];
  284. _mediaPlayer = nil; // save memory and some CPU time
  285. // hide filter UI for next run
  286. if (!_videoFiltersHidden)
  287. _videoFiltersHidden = YES;
  288. if (!_playbackSpeedViewHidden)
  289. _playbackSpeedViewHidden = YES;
  290. }
  291. - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
  292. {
  293. self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
  294. if (self)
  295. self.title = @"Video Playback";
  296. return self;
  297. }
  298. #pragma mark - remote events
  299. - (void)viewDidAppear:(BOOL)animated
  300. {
  301. [super viewDidAppear:animated];
  302. [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
  303. [self becomeFirstResponder];
  304. }
  305. - (void)viewDidDisappear:(BOOL)animated
  306. {
  307. [super viewDidDisappear:animated];
  308. [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
  309. [self resignFirstResponder];
  310. [[NSUserDefaults standardUserDefaults] setBool:_displayRemainingTime forKey:kVLCShowRemainingTime];
  311. }
  312. - (BOOL)canBecomeFirstResponder
  313. {
  314. return YES;
  315. }
  316. - (void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event
  317. {
  318. if (motion == UIEventSubtypeMotionShake)
  319. [[VLCBugreporter sharedInstance] handleBugreportRequest];
  320. }
  321. - (void)remoteControlReceivedWithEvent:(UIEvent *)event
  322. {
  323. switch (event.subtype) {
  324. case UIEventSubtypeRemoteControlPlay:
  325. [_mediaPlayer play];
  326. break;
  327. case UIEventSubtypeRemoteControlPause:
  328. [_mediaPlayer pause];
  329. break;
  330. case UIEventSubtypeRemoteControlTogglePlayPause:
  331. [self playPause];
  332. break;
  333. default:
  334. break;
  335. }
  336. }
  337. #pragma mark - controls visibility
  338. - (void)handlePinchGesture:(UIPinchGestureRecognizer *)recognizer
  339. {
  340. if (recognizer.velocity < 0.)
  341. [self closePlayback:nil];
  342. }
  343. - (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
  344. {
  345. if (touch.view != self.view)
  346. return NO;
  347. return YES;
  348. }
  349. - (void)setControlsHidden:(BOOL)hidden animated:(BOOL)animated
  350. {
  351. _controlsHidden = hidden;
  352. CGFloat alpha = _controlsHidden? 0.0f: 1.0f;
  353. if (!_controlsHidden) {
  354. _controllerPanel.alpha = 0.0f;
  355. _controllerPanel.hidden = !_videoFiltersHidden;
  356. _toolbar.alpha = 0.0f;
  357. _toolbar.hidden = NO;
  358. _videoFilterView.alpha = 0.0f;
  359. _videoFilterView.hidden = _videoFiltersHidden;
  360. _playbackSpeedView.alpha = 0.0f;
  361. _playbackSpeedView.hidden = _playbackSpeedViewHidden;
  362. }
  363. void (^animationBlock)() = ^() {
  364. _controllerPanel.alpha = alpha;
  365. _toolbar.alpha = alpha;
  366. _videoFilterView.alpha = alpha;
  367. _playbackSpeedView.alpha = alpha;
  368. };
  369. void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
  370. if (_videoFiltersHidden)
  371. _controllerPanel.hidden = _controlsHidden;
  372. else
  373. _controllerPanel.hidden = NO;
  374. _toolbar.hidden = _controlsHidden;
  375. _videoFilterView.hidden = _videoFiltersHidden;
  376. _playbackSpeedView.hidden = _playbackSpeedViewHidden;
  377. };
  378. UIStatusBarAnimation animationType = animated? UIStatusBarAnimationFade: UIStatusBarAnimationNone;
  379. NSTimeInterval animationDuration = animated? 0.3: 0.0;
  380. [[UIApplication sharedApplication] setStatusBarHidden:_viewAppeared ? _controlsHidden : NO withAnimation:animationType];
  381. [UIView animateWithDuration:animationDuration animations:animationBlock completion:completionBlock];
  382. _volumeView.hidden = _controllerPanel.hidden;
  383. }
  384. - (void)toggleControlsVisible
  385. {
  386. if (_controlsHidden && !_videoFiltersHidden)
  387. _videoFiltersHidden = YES;
  388. [self setControlsHidden:!_controlsHidden animated:YES];
  389. }
  390. - (void)_resetIdleTimer
  391. {
  392. if (!_idleTimer)
  393. _idleTimer = [NSTimer scheduledTimerWithTimeInterval:4.
  394. target:self
  395. selector:@selector(idleTimerExceeded)
  396. userInfo:nil
  397. repeats:NO];
  398. else {
  399. if (fabs([_idleTimer.fireDate timeIntervalSinceNow]) < 4.)
  400. [_idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:4.]];
  401. }
  402. }
  403. - (void)idleTimerExceeded
  404. {
  405. _idleTimer = nil;
  406. if (!_controlsHidden)
  407. [self toggleControlsVisible];
  408. if (!_videoFiltersHidden)
  409. _videoFiltersHidden = YES;
  410. if (!_playbackSpeedViewHidden)
  411. _playbackSpeedViewHidden = YES;
  412. if (self.scrubIndicatorView.hidden == NO)
  413. self.scrubIndicatorView.hidden = YES;
  414. }
  415. - (UIResponder *)nextResponder
  416. {
  417. [self _resetIdleTimer];
  418. return [super nextResponder];
  419. }
  420. #pragma mark - controls
  421. - (IBAction)closePlayback:(id)sender
  422. {
  423. [self setControlsHidden:NO animated:NO];
  424. [self.navigationController popViewControllerAnimated:YES];
  425. }
  426. - (IBAction)positionSliderAction:(UISlider *)sender
  427. {
  428. /* we need to limit the number of events sent by the slider, since otherwise, the user
  429. * wouldn't see the I-frames when seeking on current mobile devices. This isn't a problem
  430. * within the Simulator, but especially on older ARMv7 devices, it's clearly noticeable. */
  431. [self performSelector:@selector(_setPositionForReal) withObject:nil afterDelay:0.3];
  432. VLCTime *newPosition = [VLCTime timeWithInt:(int)(_positionSlider.value * self.mediaItem.duration.intValue)];
  433. [self.timeDisplay setTitle:newPosition.stringValue forState:UIControlStateNormal];
  434. _positionSet = NO;
  435. [self _resetIdleTimer];
  436. }
  437. - (void)_setPositionForReal
  438. {
  439. if (!_positionSet) {
  440. _mediaPlayer.position = _positionSlider.value;
  441. _positionSet = YES;
  442. }
  443. }
  444. - (IBAction)positionSliderTouchDown:(id)sender
  445. {
  446. [self _updateScrubLabel];
  447. self.scrubIndicatorView.hidden = NO;
  448. }
  449. - (IBAction)positionSliderTouchUp:(id)sender
  450. {
  451. self.scrubIndicatorView.hidden = YES;
  452. }
  453. - (void)_updateScrubLabel
  454. {
  455. float speed = self.positionSlider.scrubbingSpeed;
  456. if (speed == 1.)
  457. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HIGH", @"");
  458. else if (speed == .5)
  459. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HALF", @"");
  460. else if (speed == .25)
  461. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_QUARTER", @"");
  462. else
  463. self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_FINE", @"");
  464. [self _resetIdleTimer];
  465. }
  466. - (IBAction)positionSliderDrag:(id)sender
  467. {
  468. [self _updateScrubLabel];
  469. }
  470. - (IBAction)volumeSliderAction:(id)sender
  471. {
  472. [self _resetIdleTimer];
  473. }
  474. - (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
  475. self.positionSlider.value = [_mediaPlayer position];
  476. if (_displayRemainingTime)
  477. [self.timeDisplay setTitle:[[_mediaPlayer remainingTime] stringValue] forState:UIControlStateNormal];
  478. else
  479. [self.timeDisplay setTitle:[[_mediaPlayer time] stringValue] forState:UIControlStateNormal];
  480. }
  481. - (void)mediaPlayerStateChanged:(NSNotification *)aNotification
  482. {
  483. VLCMediaPlayerState currentState = _mediaPlayer.state;
  484. if (currentState == VLCMediaPlayerStateError) {
  485. [self.statusLabel showStatusMessage:NSLocalizedString(@"PLAYBACK_FAILED", @"")];
  486. [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
  487. }
  488. if (currentState == VLCMediaPlayerStateEnded || currentState == VLCMediaPlayerStateStopped)
  489. [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
  490. UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pauseIcon"] : [UIImage imageNamed:@"playIcon"];
  491. [_playPauseButton setImage:playPauseImage forState:UIControlStateNormal];
  492. if ([[_mediaPlayer audioTrackIndexes] count] > 2)
  493. self.audioSwitcherButton.hidden = NO;
  494. else
  495. self.audioSwitcherButton.hidden = YES;
  496. if ([[_mediaPlayer videoSubTitlesIndexes] count] > 1)
  497. self.subtitleSwitcherButton.hidden = NO;
  498. else
  499. self.subtitleSwitcherButton.hidden = YES;
  500. }
  501. - (IBAction)playPause
  502. {
  503. if ([_mediaPlayer isPlaying])
  504. [_mediaPlayer pause];
  505. else
  506. [_mediaPlayer play];
  507. }
  508. - (IBAction)forward:(id)sender
  509. {
  510. [_mediaPlayer mediumJumpForward];
  511. }
  512. - (IBAction)backward:(id)sender
  513. {
  514. [_mediaPlayer mediumJumpBackward];
  515. }
  516. - (IBAction)switchAudioTrack:(id)sender
  517. {
  518. _audiotrackActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_AUDIO_TRACK", @"audio track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  519. NSArray *audioTracks = [_mediaPlayer audioTrackNames];
  520. NSArray *audioTrackIndexes = [_mediaPlayer audioTrackIndexes];
  521. NSUInteger count = [audioTracks count];
  522. for (NSUInteger i = 0; i < count; i++) {
  523. NSString *indexIndicator = ([audioTrackIndexes[i] intValue] == [_mediaPlayer currentAudioTrackIndex])? @"\u2713": @"";
  524. NSString *buttonTitle = [NSString stringWithFormat:@"%@ %@", indexIndicator, audioTracks[i]];
  525. [_audiotrackActionSheet addButtonWithTitle:buttonTitle];
  526. }
  527. [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  528. [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
  529. [_audiotrackActionSheet showInView:self.audioSwitcherButton];
  530. }
  531. - (IBAction)switchSubtitleTrack:(id)sender
  532. {
  533. NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
  534. NSArray *spuTrackIndexes = [_mediaPlayer videoSubTitlesIndexes];
  535. NSUInteger count = [spuTracks count];
  536. if (count <= 1)
  537. return;
  538. _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
  539. for (NSUInteger i = 0; i < count; i++) {
  540. NSString *indexIndicator = ([spuTrackIndexes[i] intValue] == [_mediaPlayer currentVideoSubTitleIndex])? @"\u2713": @"";
  541. NSString *buttonTitle = [NSString stringWithFormat:@"%@ %@", indexIndicator, spuTracks[i]];
  542. [_subtitleActionSheet addButtonWithTitle:buttonTitle];
  543. }
  544. [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
  545. [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
  546. [_subtitleActionSheet showInView: self.subtitleSwitcherButton];
  547. }
  548. - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
  549. if (buttonIndex == [actionSheet cancelButtonIndex])
  550. return;
  551. NSArray *indexArray;
  552. if (actionSheet == _subtitleActionSheet) {
  553. indexArray = _mediaPlayer.videoSubTitlesIndexes;
  554. if (buttonIndex <= indexArray.count) {
  555. _mediaPlayer.currentVideoSubTitleIndex = [indexArray[buttonIndex] intValue];
  556. }
  557. } else if (actionSheet == _audiotrackActionSheet) {
  558. indexArray = _mediaPlayer.audioTrackIndexes;
  559. if (buttonIndex <= indexArray.count) {
  560. _mediaPlayer.currentAudioTrackIndex = [indexArray[buttonIndex] intValue];
  561. }
  562. }
  563. }
  564. - (IBAction)toggleTimeDisplay:(id)sender
  565. {
  566. _displayRemainingTime = !_displayRemainingTime;
  567. [self _resetIdleTimer];
  568. }
  569. #pragma mark - swipe gestures
  570. - (void)horizontalSwipePercentage:(CGFloat)percentage inView:(UIView *)view
  571. {
  572. if (percentage != 0.) {
  573. _mediaPlayer.position = _mediaPlayer.position + percentage;
  574. }
  575. }
  576. - (void)verticalSwipePercentage:(CGFloat)percentage inView:(UIView *)view half:(NSUInteger)half
  577. {
  578. if (percentage != 0.) {
  579. if (half > 0) {
  580. CGFloat currentValue = self.brightnessSlider.value;
  581. currentValue = currentValue + percentage;
  582. self.brightnessSlider.value = currentValue;
  583. if ([self hasExternalDisplay])
  584. _mediaPlayer.brightness = currentValue;
  585. else
  586. [[UIScreen mainScreen] setBrightness:currentValue / 2];
  587. } else
  588. NSLog(@"volume setting through swipe not implemented");//_mediaPlayer.audio.volume = percentage * 200;
  589. }
  590. }
  591. #pragma mark - Video Filter UI
  592. - (IBAction)videoFilterToggle:(id)sender
  593. {
  594. if (!_playbackSpeedViewHidden)
  595. self.playbackSpeedView.hidden = _playbackSpeedViewHidden = YES;
  596. if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {
  597. if (!_controlsHidden)
  598. self.controllerPanel.hidden = _controlsHidden = YES;
  599. }
  600. self.videoFilterView.hidden = !_videoFiltersHidden;
  601. _videoFiltersHidden = self.videoFilterView.hidden;
  602. }
  603. - (IBAction)videoFilterSliderAction:(id)sender
  604. {
  605. if (sender == self.hueSlider)
  606. _mediaPlayer.hue = (int)self.hueSlider.value;
  607. else if (sender == self.contrastSlider)
  608. _mediaPlayer.contrast = self.contrastSlider.value;
  609. else if (sender == self.brightnessSlider) {
  610. if ([self hasExternalDisplay])
  611. _mediaPlayer.brightness = self.brightnessSlider.value;
  612. else
  613. [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
  614. } else if (sender == self.saturationSlider)
  615. _mediaPlayer.saturation = self.saturationSlider.value;
  616. else if (sender == self.gammaSlider)
  617. _mediaPlayer.gamma = self.gammaSlider.value;
  618. else if (sender == self.resetVideoFilterButton) {
  619. _mediaPlayer.hue = self.hueSlider.value = 0.;
  620. _mediaPlayer.contrast = self.contrastSlider.value = 1.;
  621. _mediaPlayer.brightness = self.brightnessSlider.value = 1.;
  622. [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
  623. _mediaPlayer.saturation = self.saturationSlider.value = 1.;
  624. _mediaPlayer.gamma = self.gammaSlider.value = 1.;
  625. } else
  626. APLog(@"unknown sender for videoFilterSliderAction");
  627. [self _resetIdleTimer];
  628. }
  629. #pragma mark - playback view
  630. - (IBAction)playbackSpeedSliderAction:(UISlider *)sender
  631. {
  632. double speed = pow(2, sender.value / 17.);
  633. float rate = INPUT_RATE_DEFAULT / speed;
  634. if (_currentPlaybackRate != rate)
  635. [_mediaPlayer setRate:INPUT_RATE_DEFAULT / rate];
  636. _currentPlaybackRate = rate;
  637. [self _updatePlaybackSpeedIndicator];
  638. [self _resetIdleTimer];
  639. }
  640. - (void)_updatePlaybackSpeedIndicator
  641. {
  642. float f_value = self.playbackSpeedSlider.value;
  643. double speed = pow(2, f_value / 17.);
  644. self.playbackSpeedIndicator.text = [NSString stringWithFormat:@"%.2fx", speed];
  645. }
  646. - (float)_playbackSpeed
  647. {
  648. float f_rate = _mediaPlayer.rate;
  649. double value = 17 * log(f_rate) / log(2.);
  650. float returnValue = (int) ((value > 0) ? value + .5 : value - .5);
  651. if (returnValue < -34.)
  652. returnValue = -34.;
  653. else if (returnValue > 34.)
  654. returnValue = 34.;
  655. _currentPlaybackRate = returnValue;
  656. return returnValue;
  657. }
  658. - (IBAction)videoDimensionAction:(id)sender
  659. {
  660. if (sender == self.playbackSpeedButton) {
  661. if (!_videoFiltersHidden)
  662. self.videoFilterView.hidden = _videoFiltersHidden = YES;
  663. self.playbackSpeedView.hidden = !_playbackSpeedViewHidden;
  664. _playbackSpeedViewHidden = self.playbackSpeedView.hidden;
  665. [self _resetIdleTimer];
  666. } else if (sender == self.aspectRatioButton) {
  667. NSUInteger count = [_aspectRatios count];
  668. if (_currentAspectRatioMask + 1 > count - 1) {
  669. _mediaPlayer.videoAspectRatio = NULL;
  670. _mediaPlayer.videoCropGeometry = NULL;
  671. _currentAspectRatioMask = 0;
  672. [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), NSLocalizedString(@"DEFAULT", @"")]];
  673. } else {
  674. _currentAspectRatioMask++;
  675. if ([_aspectRatios[_currentAspectRatioMask] isEqualToString:@"FILL_TO_SCREEN"]) {
  676. UIScreen *screen;
  677. if (![self hasExternalDisplay])
  678. screen = [UIScreen mainScreen];
  679. else
  680. screen = [UIScreen screens][1];
  681. float f_ar = screen.bounds.size.width / screen.bounds.size.height;
  682. if (f_ar == (float)(640./1136.)) // iPhone 5 aka 16:9.01
  683. _mediaPlayer.videoCropGeometry = "16:9";
  684. else if (f_ar == (float)(2./3.)) // all other iPhones
  685. _mediaPlayer.videoCropGeometry = "16:10"; // libvlc doesn't support 2:3 crop
  686. else if (f_ar == .75) // all iPads
  687. _mediaPlayer.videoCropGeometry = "4:3";
  688. else if (f_ar == .5625) // AirPlay
  689. _mediaPlayer.videoCropGeometry = "16:9";
  690. else
  691. APLog(@"unknown screen format %f, can't crop", f_ar);
  692. [self.statusLabel showStatusMessage:NSLocalizedString(@"FILL_TO_SCREEN", @"")];
  693. return;
  694. }
  695. _mediaPlayer.videoCropGeometry = NULL;
  696. _mediaPlayer.videoAspectRatio = (char *)[_aspectRatios[_currentAspectRatioMask] UTF8String];
  697. [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), _aspectRatios[_currentAspectRatioMask]]];
  698. }
  699. }
  700. }
  701. #pragma mark - background interaction
  702. - (void)applicationWillResignActive:(NSNotification *)aNotification
  703. {
  704. if (self.mediaItem)
  705. self.mediaItem.lastPosition = @([_mediaPlayer position]);
  706. if (![[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue]) {
  707. [_mediaPlayer pause];
  708. _shouldResumePlaying = YES;
  709. } else
  710. _mediaPlayer.currentVideoTrackIndex = 0;
  711. }
  712. - (void)applicationDidEnterBackground:(NSNotification *)notification
  713. {
  714. _shouldResumePlaying = NO;
  715. }
  716. - (void)applicationDidBecomeActive:(NSNotification *)notification
  717. {
  718. if (_shouldResumePlaying) {
  719. _shouldResumePlaying = NO;
  720. [_mediaPlayer play];
  721. } else
  722. _mediaPlayer.currentVideoTrackIndex = 1;
  723. }
  724. #pragma mark - autorotation
  725. - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
  726. return UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
  727. || toInterfaceOrientation != UIInterfaceOrientationPortraitUpsideDown;
  728. }
  729. #pragma mark - AVSession delegate
  730. - (void)beginInterruption
  731. {
  732. if ([[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue])
  733. _shouldResumePlaying = YES;
  734. [_mediaPlayer pause];
  735. }
  736. - (void)endInterruption
  737. {
  738. if (_shouldResumePlaying) {
  739. [_mediaPlayer play];
  740. _shouldResumePlaying = NO;
  741. }
  742. }
  743. #pragma mark - External Display
  744. - (BOOL)hasExternalDisplay
  745. {
  746. return ([[UIScreen screens] count] > 1);
  747. }
  748. - (void)showOnExternalDisplay
  749. {
  750. UIScreen *screen = [UIScreen screens][1];
  751. screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;
  752. self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
  753. UIViewController *controller = [[VLCExternalDisplayController alloc] init];
  754. self.externalWindow.rootViewController = controller;
  755. [controller.view addSubview:_movieView];
  756. controller.view.frame = screen.bounds;
  757. _movieView.frame = screen.bounds;
  758. self.playingExternallyView.hidden = NO;
  759. self.externalWindow.screen = screen;
  760. self.externalWindow.hidden = NO;
  761. }
  762. - (void)hideFromExternalDisplay
  763. {
  764. [self.view addSubview:_movieView];
  765. [self.view sendSubviewToBack:_movieView];
  766. _movieView.frame = self.view.frame;
  767. self.playingExternallyView.hidden = YES;
  768. self.externalWindow.hidden = YES;
  769. self.externalWindow = nil;
  770. }
  771. - (void)handleExternalScreenDidConnect:(NSNotification *)notification
  772. {
  773. [self showOnExternalDisplay];
  774. }
  775. - (void)handleExternalScreenDidDisconnect:(NSNotification *)notification
  776. {
  777. [self hideFromExternalDisplay];
  778. }
  779. @end