VLCMovieViewController.m 31.8 KB
Newer Older
Felix Paul Kühne's avatar
Felix Paul Kühne committed
1
//
2
//  VLCMovieViewController.m
Felix Paul Kühne's avatar
Felix Paul Kühne committed
3 4 5 6 7 8
//  AspenProject
//
//  Created by Felix Paul Kühne on 27.02.13.
//  Copyright (c) 2013 VideoLAN. All rights reserved.
//

9
#import "VLCMovieViewController.h"
10
#import "VLCExternalDisplayController.h"
11
#import <sys/sysctl.h> // for sysctlbyname
12
#import <AVFoundation/AVFoundation.h>
Felix Paul Kühne's avatar
Felix Paul Kühne committed
13

14 15
#define INPUT_RATE_DEFAULT  1000.

16
@interface VLCMovieViewController () <UIGestureRecognizerDelegate, AVAudioSessionDelegate>
17
{
18 19 20 21 22 23 24 25 26 27 28 29 30 31
    VLCMediaPlayer *_mediaPlayer;

    BOOL _controlsHidden;
    BOOL _videoFiltersHidden;
    BOOL _playbackSpeedViewHidden;

    UIActionSheet *_subtitleActionSheet;
    UIActionSheet *_audiotrackActionSheet;

    float _currentPlaybackRate;
    NSArray *_aspectRatios;
    NSUInteger _currentAspectRatioMask;

    NSTimer *_idleTimer;
32
    NSTimer *_videoFilterIdleTimer;
33

34
    BOOL _shouldResumePlaying;
35
    BOOL _viewAppeared;
36
    BOOL _displayRemainingTime;
37
    BOOL _positionSet;
38 39
}

Felix Paul Kühne's avatar
Felix Paul Kühne committed
40 41
@property (nonatomic, strong) UIPopoverController *masterPopoverController;
@property (nonatomic, strong) UIWindow *externalWindow;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
42 43
@end

44
@implementation VLCMovieViewController
Felix Paul Kühne's avatar
Felix Paul Kühne committed
45

46 47 48 49 50 51 52
+ (void)initialize
{
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    NSDictionary *appDefaults = @{kVLCShowRemainingTime : @(YES)};
    [defaults registerDefaults:appDefaults];
}

Felix Paul Kühne's avatar
Felix Paul Kühne committed
53 54
- (void)dealloc
{
55
    [[NSNotificationCenter defaultCenter] removeObserver:self];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
56 57
}

58
#pragma mark - Managing the media item
Felix Paul Kühne's avatar
Felix Paul Kühne committed
59

60
- (void)setMediaItem:(id)newMediaItem
Felix Paul Kühne's avatar
Felix Paul Kühne committed
61
{
62
    if (_mediaItem != newMediaItem)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
63
        _mediaItem = newMediaItem;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
64

65
    if (self.masterPopoverController != nil)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
66 67 68
        [self.masterPopoverController dismissPopoverAnimated:YES];
}

69
- (void)viewDidLoad
Felix Paul Kühne's avatar
Felix Paul Kühne committed
70
{
71
    [super viewDidLoad];
72 73
    self.wantsFullScreenLayout = YES;

74 75
    self.videoFilterView.hidden = YES;
    _videoFiltersHidden = YES;
76 77 78 79 80
    _hueLabel.text = NSLocalizedString(@"VFILTER_HUE", @"");
    _contrastLabel.text = NSLocalizedString(@"VFILTER_CONTRAST", @"");
    _brightnessLabel.text = NSLocalizedString(@"VFILTER_BRIGHTNESS", @"");
    _saturationLabel.text = NSLocalizedString(@"VFILTER_SATURATION", @"");
    _gammaLabel.text = NSLocalizedString(@"VFILTER_GAMMA", @"");
81
    _playbackSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SPEED", @"");
82

83 84
    _scrubHelpLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HELP", @"");

85 86
    self.playbackSpeedView.hidden = YES;
    _playbackSpeedViewHidden = YES;
87

88 89 90 91 92
    NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
    [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
                   name:UIScreenDidConnectNotification object:nil];
    [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
                   name:UIScreenDidDisconnectNotification object:nil];
93 94 95 96 97 98
    [center addObserver:self selector:@selector(applicationWillResignActive:)
                   name:UIApplicationWillResignActiveNotification object:nil];
    [center addObserver:self selector:@selector(applicationDidBecomeActive:)
                   name:UIApplicationDidBecomeActiveNotification object:nil];
    [center addObserver:self selector:@selector(applicationDidEnterBackground:)
                   name:UIApplicationDidEnterBackgroundNotification object:nil];
99

100 101
    _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
    _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
102
    if ([self hasExternalDisplay])
103
        [self showOnExternalDisplay];
104 105

    _movieView.userInteractionEnabled = NO;
106 107 108 109 110 111 112 113 114
    UITapGestureRecognizer *tapOnVideoRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleControlsVisible)];
    tapOnVideoRecognizer.delegate = self;
    [self.view addGestureRecognizer:tapOnVideoRecognizer];

    UITapGestureRecognizer *tapOnTimeRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleTimeDisplay)];
    self.timeDisplay.userInteractionEnabled = YES;
    [self.timeDisplay addGestureRecognizer:tapOnTimeRecognizer];

    _displayRemainingTime = [[[NSUserDefaults standardUserDefaults] objectForKey:kVLCShowRemainingTime] boolValue];
115

116
#if 0 // FIXME: trac #8742
117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132
    UISwipeGestureRecognizer *leftSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
    leftSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionLeft;
    leftSwipeRecognizer.delegate = self;
    [self.view addGestureRecognizer:leftSwipeRecognizer];
    UISwipeGestureRecognizer *rightSwipeRecognizer = [[VLCHorizontalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
    rightSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionRight;
    rightSwipeRecognizer.delegate = self;
    [self.view addGestureRecognizer:rightSwipeRecognizer];
    UISwipeGestureRecognizer *upSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
    upSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionUp;
    upSwipeRecognizer.delegate = self;
    [self.view addGestureRecognizer:upSwipeRecognizer];
    UISwipeGestureRecognizer *downSwipeRecognizer = [[VLCVerticalSwipeGestureRecognizer alloc] initWithTarget:self action:nil];
    downSwipeRecognizer.direction = UISwipeGestureRecognizerDirectionDown;
    downSwipeRecognizer.delegate = self;
    [self.view addGestureRecognizer:downSwipeRecognizer];
133
#endif
134

135
    _aspectRatios = @[@"DEFAULT", @"4:3", @"16:9", @"16:10", @"2.21:1", @"FILL_TO_SCREEN"];
136

137 138 139
    [self.aspectRatioButton setBackgroundImage:[UIImage imageNamed:@"ratioButton"] forState:UIControlStateNormal];
    [self.aspectRatioButton setBackgroundImage:[UIImage imageNamed:@"ratioButtonHighlight"] forState:UIControlStateHighlighted];
    [self.aspectRatioButton setImage:[UIImage imageNamed:@"ratioIcon"] forState:UIControlStateNormal];
140
    [self.toolbar setBackgroundImage:[UIImage imageNamed:@"seekbarBg"] forBarMetrics:UIBarMetricsDefault];
141 142
    [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButton"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [self.backButton setBackgroundImage:[UIImage imageNamed:@"playbackDoneButtonHighlight"] forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
143 144

    [[AVAudioSession sharedInstance] setDelegate:self];
145
}
Felix Paul Kühne's avatar
Felix Paul Kühne committed
146

147 148
- (void)viewWillAppear:(BOOL)animated
{
149
    _mediaPlayer = [[VLCMediaPlayer alloc] init];
150 151 152
    [_mediaPlayer setDelegate:self];
    [_mediaPlayer setDrawable:self.movieView];

153
    [self.navigationController setNavigationBarHidden:YES animated:YES];
154 155
    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
        [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
156

157
    if (!self.mediaItem && !self.url)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
158
        return;
159

160
    VLCMedia *media;
161 162
    if (self.mediaItem) {
        self.title = [self.mediaItem title];
163
        media = [VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]];
164
        self.mediaItem.unread = @(NO);
165
    } else {
166
        media = [VLCMedia mediaWithURL:self.url];
167 168
        self.title = @"Network Stream";
    }
Felix Paul Kühne's avatar
Felix Paul Kühne committed
169

170 171 172 173 174 175
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    [media addOptions:
     @{kVLCSettingStretchAudio :
           [[defaults objectForKey:kVLCSettingStretchAudio] boolValue] ? kVLCSettingStretchAudioOnValue : kVLCSettingStretchAudioOffValue,
        kVLCSettingTextEncoding : [defaults objectForKey:kVLCSettingTextEncoding]}];

176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212
    NSLocale *locale = [NSLocale currentLocale];
    NSString *countryCode = [locale objectForKey: NSLocaleCountryCode];
    if ([countryCode isEqualToString:@"US"]){
        NSArray *tracksInfo = media.tracksInformation;
        for (NSUInteger x = 0; x < tracksInfo.count; x++) {
            if ([[tracksInfo[x] objectForKey:VLCMediaTracksInformationType] isEqualToString:VLCMediaTracksInformationTypeAudio])
            {
                NSInteger fourcc = [[tracksInfo[x] objectForKey:VLCMediaTracksInformationCodec] integerValue];

                switch (fourcc) {
                    case 540161377:
                    case 1647457633:
                    case 858612577:
                    case 862151027:
                    case 2126701:
                    case 544437348:
                    case 542331972:
                    case 1651733604:
                    case 1668510820:
                    case 1702065252:
                    case 1752396900:
                    case 1819505764:
                    case 18903917:
                    case 862151013:
                    {
                        [media addOptions:@{@"no-audio" : [NSNull null]}];
                        APLog(@"audio playback disabled because an unsupported codec was found");
                        break;
                    }

                    default:
                        break;
                }
            }
        }
    }

213 214
    [_mediaPlayer setMedia:media];

215
    self.positionSlider.value = 0.;
216
    self.timeDisplay.text = @"";
217

218 219 220 221 222 223 224
    [super viewWillAppear:animated];

    if (![self _isMediaSuitableForDevice]) {
        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];
        [alert show];
    } else
        [self _playNewMedia];
225

226 227 228
    if (![self hasExternalDisplay])
        self.brightnessSlider.value = [UIScreen mainScreen].brightness * 2.;

229 230
    [self setControlsHidden:NO animated:YES];
    _viewAppeared = YES;
231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275
}

- (BOOL)_isMediaSuitableForDevice
{
    if (!self.mediaItem)
        return YES;

    NSUInteger totalNumberOfPixels = [[[self.mediaItem videoTrack] valueForKey:@"width"] doubleValue] * [[[self.mediaItem videoTrack] valueForKey:@"height"] doubleValue];

    size_t size;
    sysctlbyname("hw.machine", NULL, &size, NULL, 0);

    char *answer = malloc(size);
    sysctlbyname("hw.machine", answer, &size, NULL, 0);

    NSString *currentMachine = @(answer);
    free(answer);

    if ([currentMachine hasPrefix:@"iPhone2"] || [currentMachine hasPrefix:@"iPhone3"] || [currentMachine hasPrefix:@"iPad1"] || [currentMachine hasPrefix:@"iPod3"] || [currentMachine hasPrefix:@"iPod4"]) {
        // iPhone 3GS, iPhone 4, first gen. iPad, 3rd and 4th generation iPod touch
        APLog(@"this is a cat one device");
        return (totalNumberOfPixels < 600000); // between 480p and 720p
    } 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"]) {
        // iPhone 4S, iPad 2 and 3, iPod 4 and 5
        APLog(@"this is a cat two device");
        return (totalNumberOfPixels < 922000); // 720p
    } else {
        // iPhone 5, iPad 4
        APLog(@"this is a cat three device");
        return (totalNumberOfPixels < 2074000); // 1080p
    }

    return YES;
}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
    if (buttonIndex == 1)
        [self _playNewMedia];
    else
        [self closePlayback:nil];
}

- (void)_playNewMedia
{
276 277 278 279 280 281 282 283
    if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < .95) {
        if (self.mediaItem.duration.intValue != 0) {
            NSNumber *playbackPositionInTime = @(self.mediaItem.lastPosition.floatValue * (self.mediaItem.duration.intValue / 1000.));
            [_mediaPlayer.media addOptions:@{@"start-time": playbackPositionInTime}];
            APLog(@"set starttime to %i", playbackPositionInTime.intValue);
        }
    }

Felix Paul Kühne's avatar
Felix Paul Kühne committed
284
    [_mediaPlayer play];
285

286 287
    /* fallback if an invalid duration was reported by MLKit */
    if (self.mediaItem.duration.intValue == 0 && self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < .95)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
288
        [_mediaPlayer setPosition:[self.mediaItem.lastPosition floatValue]];
289

290 291
    self.playbackSpeedSlider.value = [self _playbackSpeed];
    [self _updatePlaybackSpeedIndicator];
292

293 294
    _currentAspectRatioMask = 0;
    _mediaPlayer.videoAspectRatio =  NULL;
295

296
    [self _resetIdleTimer];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
297 298
}

299
- (void)viewWillDisappear:(BOOL)animated
Felix Paul Kühne's avatar
Felix Paul Kühne committed
300
{
301
    _viewAppeared = NO;
302
    if (_idleTimer) {
303
        [_idleTimer invalidate];
304 305
        _idleTimer = nil;
    }
306
    [self.navigationController setNavigationBarHidden:NO animated:YES];
307
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
308
    [[UIApplication sharedApplication] setStatusBarHidden:NO withAnimation:UIStatusBarAnimationFade];
309 310
    [_mediaPlayer pause];
    [super viewWillDisappear:animated];
311 312
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
313
    [_mediaPlayer stop];
314
    _mediaPlayer = nil; // save memory and some CPU time
315 316

    [self videoFilterIdleTimerExceeded]; // hide filter UI for next run
Felix Paul Kühne's avatar
Felix Paul Kühne committed
317 318 319 320 321
}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
322
    if (self)
323
        self.title = @"Video Playback";
Felix Paul Kühne's avatar
Felix Paul Kühne committed
324 325
    return self;
}
326

327 328 329 330 331 332 333 334 335 336 337 338 339 340
#pragma mark - remote events

- (void)viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
    [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
    [self becomeFirstResponder];
}

- (void)viewDidDisappear:(BOOL)animated
{
    [super viewDidDisappear:animated];
    [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
    [self resignFirstResponder];
341 342

    [[NSUserDefaults standardUserDefaults] setBool:_displayRemainingTime forKey:kVLCShowRemainingTime];
343 344 345 346 347 348 349 350 351 352 353 354 355
}

- (BOOL)canBecomeFirstResponder
{
    return YES;
}

- (void)remoteControlReceivedWithEvent:(UIEvent *)event
{
    switch (event.subtype) {
        case UIEventSubtypeRemoteControlPlay:
            [_mediaPlayer play];
            break;
356

357 358 359 360 361
        case UIEventSubtypeRemoteControlPause:
            [_mediaPlayer pause];
            break;

        case UIEventSubtypeRemoteControlTogglePlayPause:
362
            [self playPause];
363 364 365 366 367 368 369
            break;

        default:
            break;
    }
}

370 371 372 373
#pragma mark - controls visibility

- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
374
    if (touch.view != self.view)
375 376 377 378 379
        return NO;

    return YES;
}

380
- (void)setControlsHidden:(BOOL)hidden animated:(BOOL)animated
381
{
382
    _controlsHidden = hidden;
383
    CGFloat alpha = _controlsHidden? 0.0f: 1.0f;
384

385 386
    if (!_controlsHidden) {
        _controllerPanel.alpha = 0.0f;
387
        _controllerPanel.hidden = !_videoFiltersHidden;
388 389
        _toolbar.alpha = 0.0f;
        _toolbar.hidden = NO;
390 391
        _videoFilterView.alpha = 0.0f;
        _videoFilterView.hidden = _videoFiltersHidden;
392 393
        _playbackSpeedView.alpha = 0.0f;
        _playbackSpeedView.hidden = _playbackSpeedViewHidden;
394
    }
395

396 397
    void (^animationBlock)() = ^() {
        _controllerPanel.alpha = alpha;
398
        _toolbar.alpha = alpha;
399
        _videoFilterView.alpha = alpha;
400
        _playbackSpeedView.alpha = alpha;
401
    };
402

403
    void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
404
        if (_videoFiltersHidden)
405
            _controllerPanel.hidden = _controlsHidden;
406
        else
407
            _controllerPanel.hidden = NO;
408
        _toolbar.hidden = _controlsHidden;
409
        _videoFilterView.hidden = _videoFiltersHidden;
410
        _playbackSpeedView.hidden = _playbackSpeedViewHidden;
411
    };
412

413 414
    UIStatusBarAnimation animationType = animated? UIStatusBarAnimationFade: UIStatusBarAnimationNone;
    NSTimeInterval animationDuration = animated? 0.3: 0.0;
415 416

    [[UIApplication sharedApplication] setStatusBarHidden:_viewAppeared ? _controlsHidden : NO withAnimation:animationType];
417
    [UIView animateWithDuration:animationDuration animations:animationBlock completion:completionBlock];
418 419

    _volumeView.hidden = _controllerPanel.hidden;
420
}
421

422
- (void)toggleControlsVisible
423
{
424 425 426
    if (_controlsHidden && !_videoFiltersHidden)
        _videoFiltersHidden = YES;

427
    [self setControlsHidden:!_controlsHidden animated:YES];
428 429
}

430
- (void)_resetIdleTimer
431 432
{
    if (!_idleTimer)
433
        _idleTimer = [NSTimer scheduledTimerWithTimeInterval:4.
434 435 436 437 438
                                                      target:self
                                                    selector:@selector(idleTimerExceeded)
                                                    userInfo:nil
                                                     repeats:NO];
    else {
439 440
        if (fabs([_idleTimer.fireDate timeIntervalSinceNow]) < 4.)
            [_idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:4.]];
441 442 443
    }
}

444 445 446 447 448 449 450 451 452 453 454 455 456 457
- (void)_resetVideoFilterIdleTimer
{
    if (!_videoFilterIdleTimer)
        _videoFilterIdleTimer = [NSTimer scheduledTimerWithTimeInterval:4.
                                                                 target:self
                                                               selector:@selector(videoFilterIdleTimerExceeded)
                                                               userInfo:nil
                                                                repeats:NO];
    else {
        if (fabs([_videoFilterIdleTimer.fireDate timeIntervalSinceNow]) < 4.)
            [_videoFilterIdleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:4.]];
    }
}

458 459 460 461
- (void)idleTimerExceeded
{
    _idleTimer = nil;
    if (!_controlsHidden)
462
        [self toggleControlsVisible];
463 464 465

    if (self.scrubIndicatorView.hidden == NO)
        self.scrubIndicatorView.hidden = YES;
466 467
}

468 469 470 471 472 473 474 475 476 477 478 479 480
- (void)videoFilterIdleTimerExceeded
{
    _videoFilterIdleTimer = nil;

    if (!_videoFiltersHidden)
        _videoFiltersHidden = YES;

    if (!_playbackSpeedViewHidden)
        _playbackSpeedViewHidden = YES;

    [self setControlsHidden:_controlsHidden animated:YES];
}

481 482
- (UIResponder *)nextResponder
{
483
    [self _resetIdleTimer];
484 485 486
    return [super nextResponder];
}

487 488 489 490
#pragma mark - controls

- (IBAction)closePlayback:(id)sender
{
491
    [self setControlsHidden:NO animated:NO];
492 493 494 495 496
    [self.navigationController popViewControllerAnimated:YES];
}

- (IBAction)positionSliderAction:(UISlider *)sender
{
497
    [self performSelector:@selector(_setPositionForReal) withObject:nil afterDelay:0.3];
498 499
    VLCTime *newPosition = [VLCTime timeWithInt:(int)(_positionSlider.value * self.mediaItem.duration.intValue)];
    self.timeDisplay.text = newPosition.stringValue;
500
    _positionSet = NO;
501
    [self _resetIdleTimer];
502 503
}

504 505 506 507 508 509 510 511
- (void)_setPositionForReal
{
    if (!_positionSet) {
        _mediaPlayer.position = _positionSlider.value;
        _positionSet = YES;
    }
}

512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540
- (IBAction)positionSliderTouchDown:(id)sender
{
    [self _updateScrubLabel];
    self.scrubIndicatorView.hidden = NO;
}

- (IBAction)positionSliderTouchUp:(id)sender
{
    self.scrubIndicatorView.hidden = YES;
}

- (void)_updateScrubLabel
{
    float speed = self.positionSlider.scrubbingSpeed;
    if (speed == 1.)
        self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HIGH", @"");
    else if (speed == .5)
        self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_HALF", @"");
    else if (speed == .25)
        self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_QUARTER", @"");
    else
        self.currentScrubSpeedLabel.text = NSLocalizedString(@"PLAYBACK_SCRUB_FINE", @"");
}

- (IBAction)positionSliderDrag:(id)sender
{
    [self _updateScrubLabel];
}

541 542
- (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
    self.positionSlider.value = [_mediaPlayer position];
543 544 545 546
    if (_displayRemainingTime)
        self.timeDisplay.text = [[_mediaPlayer remainingTime] stringValue];
    else
        self.timeDisplay.text = [[_mediaPlayer time] stringValue];
547 548
}

549 550
- (void)mediaPlayerStateChanged:(NSNotification *)aNotification
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
551 552 553 554
    VLCMediaPlayerState currentState = _mediaPlayer.state;

    if (currentState == VLCMediaPlayerStateError) {
        [self.statusLabel showStatusMessage:NSLocalizedString(@"PLAYBACK_FAILED", @"")];
555
        [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
556 557
    }

558 559 560
    if (currentState == VLCMediaPlayerStateEnded || currentState == VLCMediaPlayerStateStopped)
        [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];

561
    UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pauseIcon"] : [UIImage imageNamed:@"playIcon"];
Gleb Pinigin's avatar
Gleb Pinigin committed
562
    [_playPauseButton setImage:playPauseImage forState:UIControlStateNormal];
563 564 565 566 567 568 569 570 571 572

    if ([[_mediaPlayer audioTrackIndexes] count] > 2)
        self.audioSwitcherButton.hidden = NO;
    else
        self.audioSwitcherButton.hidden = YES;

    if ([[_mediaPlayer videoSubTitlesIndexes] count] > 1)
        self.subtitleSwitcherButton.hidden = NO;
    else
        self.subtitleSwitcherButton.hidden = YES;
573 574
}

575
- (IBAction)playPause
576
{
577
    if ([_mediaPlayer isPlaying])
578
        [_mediaPlayer pause];
579
    else
580 581 582 583 584 585 586 587 588 589 590 591 592 593 594
        [_mediaPlayer play];
}

- (IBAction)forward:(id)sender
{
    [_mediaPlayer mediumJumpForward];
}

- (IBAction)backward:(id)sender
{
    [_mediaPlayer mediumJumpBackward];
}

- (IBAction)switchAudioTrack:(id)sender
{
595
    _audiotrackActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_AUDIO_TRACK", @"audio track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
596
    NSArray *audioTracks = [_mediaPlayer audioTrackNames];
597
    NSUInteger count = [audioTracks count];
598
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
599
        [_audiotrackActionSheet addButtonWithTitle:audioTracks[i]];
600
    [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
601
    [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
602
    [_audiotrackActionSheet showInView:self.audioSwitcherButton];
603 604 605 606
}

- (IBAction)switchSubtitleTrack:(id)sender
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
607
    NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
608
    NSUInteger count = [spuTracks count];
609 610
    if (count <= 1)
        return;
611
    _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
612
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
613
        [_subtitleActionSheet addButtonWithTitle:spuTracks[i]];
614
    [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
615
    [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
616
    [_subtitleActionSheet showInView: self.subtitleSwitcherButton];
617 618 619
}

- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
620
    NSUInteger arrayIndex = 0;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
621 622
    NSArray *indexArray;
    NSArray *namesArray;
623
    if (actionSheet == _subtitleActionSheet) {
624 625
        namesArray = _mediaPlayer.videoSubTitlesNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
626 627
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.videoSubTitlesIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
628
            _mediaPlayer.currentVideoSubTitleIndex = [indexArray[arrayIndex] intValue];
629
        }
630
    } else if (actionSheet == _audiotrackActionSheet) {
631 632
        namesArray = _mediaPlayer.audioTrackNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
633 634
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.audioTrackIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
635
            _mediaPlayer.currentAudioTrackIndex = [indexArray[arrayIndex] intValue];
636
        }
637 638 639
    }
}

640 641 642 643 644
- (void)toggleTimeDisplay
{
    _displayRemainingTime = !_displayRemainingTime;
}

645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669
#pragma mark - swipe gestures

- (void)horizontalSwipePercentage:(CGFloat)percentage inView:(UIView *)view
{
    if (percentage != 0.) {
        _mediaPlayer.position = _mediaPlayer.position + percentage;
    }
}

- (void)verticalSwipePercentage:(CGFloat)percentage inView:(UIView *)view half:(NSUInteger)half
{
    if (percentage != 0.) {
        if (half > 0) {
            CGFloat currentValue = self.brightnessSlider.value;
            currentValue = currentValue + percentage;
            self.brightnessSlider.value = currentValue;
            if ([self hasExternalDisplay])
                _mediaPlayer.brightness = currentValue;
            else
                [[UIScreen mainScreen] setBrightness:currentValue / 2];
        } else
            NSLog(@"volume setting through swipe not implemented");//_mediaPlayer.audio.volume = percentage * 200;
    }
}

670 671 672 673
#pragma mark - Video Filter UI

- (IBAction)videoFilterToggle:(id)sender
{
674 675
    if (!_playbackSpeedViewHidden)
        self.playbackSpeedView.hidden = _playbackSpeedViewHidden = YES;
676

677 678 679 680 681
    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {
        if (!_controlsHidden)
            self.controllerPanel.hidden = _controlsHidden = YES;
    }

682 683
    self.videoFilterView.hidden = !_videoFiltersHidden;
    _videoFiltersHidden = self.videoFilterView.hidden;
684 685

    [self _resetVideoFilterIdleTimer];
686 687 688 689 690 691 692 693
}

- (IBAction)videoFilterSliderAction:(id)sender
{
    if (sender == self.hueSlider)
        _mediaPlayer.hue = (int)self.hueSlider.value;
    else if (sender == self.contrastSlider)
        _mediaPlayer.contrast = self.contrastSlider.value;
694 695 696 697 698 699
    else if (sender == self.brightnessSlider) {
        if ([self hasExternalDisplay])
            _mediaPlayer.brightness = self.brightnessSlider.value;
        else
            [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
    } else if (sender == self.saturationSlider)
700 701 702
        _mediaPlayer.saturation = self.saturationSlider.value;
    else if (sender == self.gammaSlider)
        _mediaPlayer.gamma = self.gammaSlider.value;
703 704 705 706
    else if (sender == self.resetVideoFilterButton) {
        _mediaPlayer.hue = self.hueSlider.value = 0.;
        _mediaPlayer.contrast = self.contrastSlider.value = 1.;
        _mediaPlayer.brightness = self.brightnessSlider.value = 1.;
707
        [[UIScreen mainScreen] setBrightness:(self.brightnessSlider.value / 2.)];
708 709 710
        _mediaPlayer.saturation = self.saturationSlider.value = 1.;
        _mediaPlayer.gamma = self.gammaSlider.value = 1.;
    } else
711
        APLog(@"unknown sender for videoFilterSliderAction");
712
    [self _resetIdleTimer];
713
    [self _resetVideoFilterIdleTimer];
714 715
}

716 717 718 719 720 721 722 723 724
#pragma mark - playback view
- (IBAction)playbackSpeedSliderAction:(UISlider *)sender
{
    double speed = pow(2, sender.value / 17.);
    float rate = INPUT_RATE_DEFAULT / speed;
    if (_currentPlaybackRate != rate)
        [_mediaPlayer setRate:INPUT_RATE_DEFAULT / rate];
    _currentPlaybackRate = rate;
    [self _updatePlaybackSpeedIndicator];
725
    [self _resetIdleTimer];
726
    [self _resetVideoFilterIdleTimer];
727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753
}

- (void)_updatePlaybackSpeedIndicator
{
    float f_value = self.playbackSpeedSlider.value;
    double speed =  pow(2, f_value / 17.);
    self.playbackSpeedIndicator.text = [NSString stringWithFormat:@"%.2fx", speed];
}

- (float)_playbackSpeed
{
    float f_rate = _mediaPlayer.rate;

    double value = 17 * log(f_rate) / log(2.);
    float returnValue = (int) ((value > 0) ? value + .5 : value - .5);

    if (returnValue < -34.)
        returnValue = -34.;
    else if (returnValue > 34.)
        returnValue = 34.;

    _currentPlaybackRate = returnValue;
    return returnValue;
}

- (IBAction)videoDimensionAction:(id)sender
{
754
    if (sender == self.playbackSpeedButton) {
755
        if (!_videoFiltersHidden)
756
            self.videoFilterView.hidden = _videoFiltersHidden = YES;
757

758 759
        self.playbackSpeedView.hidden = !_playbackSpeedViewHidden;
        _playbackSpeedViewHidden = self.playbackSpeedView.hidden;
760
        [self _resetVideoFilterIdleTimer];
761
    } else if (sender == self.aspectRatioButton) {
762 763 764 765
        NSUInteger count = [_aspectRatios count];

        if (_currentAspectRatioMask + 1 > count - 1) {
            _mediaPlayer.videoAspectRatio = NULL;
766
            _mediaPlayer.videoCropGeometry = NULL;
767
            _currentAspectRatioMask = 0;
768
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), NSLocalizedString(@"DEFAULT", @"")]];
769 770
        } else {
            _currentAspectRatioMask++;
771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796

            if ([_aspectRatios[_currentAspectRatioMask] isEqualToString:@"FILL_TO_SCREEN"]) {
                UIScreen *screen;
                if (![self hasExternalDisplay])
                    screen = [UIScreen mainScreen];
                else
                    screen = [UIScreen screens][1];

                float f_ar = screen.bounds.size.width / screen.bounds.size.height;

                if (f_ar == (float)(640./1136.)) // iPhone 5 aka 16:9.01
                    _mediaPlayer.videoCropGeometry = "16:9";
                else if (f_ar == (float)(2./3.)) // all other iPhones
                    _mediaPlayer.videoCropGeometry = "16:10"; // libvlc doesn't support 2:3 crop
                else if (f_ar == .75) // all iPads
                    _mediaPlayer.videoCropGeometry = "4:3";
                else if (f_ar == .5625) // AirPlay
                    _mediaPlayer.videoCropGeometry = "16:9";
                else
                    APLog(@"unknown screen format %f, can't crop", f_ar);

                [self.statusLabel showStatusMessage:NSLocalizedString(@"FILL_TO_SCREEN", @"")];
                return;
            }

            _mediaPlayer.videoCropGeometry = NULL;
797
            _mediaPlayer.videoAspectRatio = (char *)[_aspectRatios[_currentAspectRatioMask] UTF8String];
798
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), _aspectRatios[_currentAspectRatioMask]]];
799
        }
800 801 802
    }
}

803
#pragma mark - background interaction
Felix Paul Kühne's avatar
Felix Paul Kühne committed
804

805
- (void)applicationWillResignActive:(NSNotification *)aNotification
806
{
807 808
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
809

810
    if (![[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue]) {
811 812
        [_mediaPlayer pause];
        _shouldResumePlaying = YES;
813 814
    } else
        _mediaPlayer.currentVideoTrackIndex = 0;
815 816 817 818 819 820 821 822 823 824 825 826
}

- (void)applicationDidEnterBackground:(NSNotification *)notification
{
    _shouldResumePlaying = NO;
}

- (void)applicationDidBecomeActive:(NSNotification *)notification
{
    if (_shouldResumePlaying) {
        _shouldResumePlaying = NO;
        [_mediaPlayer play];
827 828
    } else
        _mediaPlayer.currentVideoTrackIndex = 1;
829 830
}

831 832 833 834
#pragma mark - autorotation

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
    return UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
835
           || toInterfaceOrientation != UIInterfaceOrientationPortraitUpsideDown;
836 837
}

838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854
#pragma mark - AVSession delegate
- (void)beginInterruption
{
    if ([[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue])
        _shouldResumePlaying = YES;

    [_mediaPlayer pause];
}

- (void)endInterruption
{
    if (_shouldResumePlaying) {
        [_mediaPlayer play];
        _shouldResumePlaying = NO;
    }
}

855 856 857 858 859 860 861 862 863
#pragma mark - External Display

- (BOOL)hasExternalDisplay
{
    return ([[UIScreen screens] count] > 1);
}

- (void)showOnExternalDisplay
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
864
    UIScreen *screen = [UIScreen screens][1];
865 866
    screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;

Felix Paul Kühne's avatar
Felix Paul Kühne committed
867
    self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
868 869 870 871 872 873 874

    UIViewController *controller = [[VLCExternalDisplayController alloc] init];
    self.externalWindow.rootViewController = controller;
    [controller.view addSubview:_movieView];
    controller.view.frame = screen.bounds;
    _movieView.frame = screen.bounds;

875
    self.playingExternallyView.hidden = NO;
876 877 878 879 880 881 882 883 884 885
    self.externalWindow.screen = screen;
    self.externalWindow.hidden = NO;
}

- (void)hideFromExternalDisplay
{
    [self.view addSubview:_movieView];
    [self.view sendSubviewToBack:_movieView];
    _movieView.frame = self.view.frame;

886
    self.playingExternallyView.hidden = YES;
887 888 889 890 891 892 893 894 895 896 897 898 899 900
    self.externalWindow.hidden = YES;
    self.externalWindow = nil;
}

- (void)handleExternalScreenDidConnect:(NSNotification *)notification
{
    [self showOnExternalDisplay];
}

- (void)handleExternalScreenDidDisconnect:(NSNotification *)notification
{
    [self hideFromExternalDisplay];
}

Felix Paul Kühne's avatar
Felix Paul Kühne committed
901
@end