VLCMovieViewController.m 21.5 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
Felix Paul Kühne's avatar
Felix Paul Kühne committed
12

13 14
#define INPUT_RATE_DEFAULT  1000.

15
@interface VLCMovieViewController () <UIGestureRecognizerDelegate>
16 17 18 19
{
    BOOL _shouldResumePlaying;
}

Felix Paul Kühne's avatar
Felix Paul Kühne committed
20 21
@property (nonatomic, strong) UIPopoverController *masterPopoverController;
@property (nonatomic, strong) UIWindow *externalWindow;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
22 23
@end

24
@implementation VLCMovieViewController
Felix Paul Kühne's avatar
Felix Paul Kühne committed
25 26 27

- (void)dealloc
{
28
    [[NSNotificationCenter defaultCenter] removeObserver:self];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
29 30
}

31
#pragma mark - Managing the media item
Felix Paul Kühne's avatar
Felix Paul Kühne committed
32

33
- (void)setMediaItem:(id)newMediaItem
Felix Paul Kühne's avatar
Felix Paul Kühne committed
34
{
35
    if (_mediaItem != newMediaItem)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
36
        _mediaItem = newMediaItem;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
37

38
    if (self.masterPopoverController != nil)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
39 40 41
        [self.masterPopoverController dismissPopoverAnimated:YES];
}

42
- (void)viewDidLoad
Felix Paul Kühne's avatar
Felix Paul Kühne committed
43
{
44
    [super viewDidLoad];
45 46
    self.wantsFullScreenLayout = YES;

47 48
    self.videoFilterView.hidden = YES;
    _videoFiltersHidden = YES;
49 50 51 52 53
    _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", @"");
54

55 56
    self.playbackSpeedView.hidden = YES;
    _playbackSpeedViewHidden = YES;
57

58 59 60 61 62
    NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
    [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
                   name:UIScreenDidConnectNotification object:nil];
    [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
                   name:UIScreenDidDisconnectNotification object:nil];
63 64 65 66 67 68
    [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];
69

70 71
    _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
    _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
72
    if ([self hasExternalDisplay])
73
        [self showOnExternalDisplay];
74 75

    _movieView.userInteractionEnabled = NO;
76
    UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleControlsVisible)];
77 78
    recognizer.delegate = self;
    [self.view addGestureRecognizer:recognizer];
79

80
    _aspectRatios = @[@"Default", @"4:3", @"16:9", @"16:10", @"2.21:1"];
81
}
Felix Paul Kühne's avatar
Felix Paul Kühne committed
82

83 84
- (void)viewWillAppear:(BOOL)animated
{
85
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
86 87
    NSArray *options = @[[[defaults objectForKey:kVLCSettingVerboseOutput] boolValue] ? kVLCSettingVerboseOutputOnValue : kVLCSettingVerboseOutputOffValue,
                         [[defaults objectForKey:kVLCSettingStretchAudio] boolValue] ? kVLCSettingStretchAudioOnValue : kVLCSettingStretchAudioOffValue,
88
                         [NSString stringWithFormat:@"--subsdec-encoding=%@",[defaults objectForKey:kVLCSettingTextEncoding]]];
89 90 91 92 93

    _mediaPlayer = [[VLCMediaPlayer alloc] initWithOptions:options];
    [_mediaPlayer setDelegate:self];
    [_mediaPlayer setDrawable:self.movieView];

94
    [self.navigationController setNavigationBarHidden:YES animated:YES];
95 96
    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
        [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
97

98
    if (!self.mediaItem && !self.url)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
99
        return;
100

101 102 103
    if (self.mediaItem) {
        self.title = [self.mediaItem title];
        [_mediaPlayer setMedia:[VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]]];
104
        self.mediaItem.unread = @0;
105 106 107 108
    } else {
        [_mediaPlayer setMedia:[VLCMedia mediaWithURL:self.url]];
        self.title = @"Network Stream";
    }
Felix Paul Kühne's avatar
Felix Paul Kühne committed
109

110 111
    self.positionSlider.value = 0.;

112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163
    [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];
}

- (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
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
164
    [_mediaPlayer play];
165

Felix Paul Kühne's avatar
Felix Paul Kühne committed
166 167
    if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < 0.99)
        [_mediaPlayer setPosition:[self.mediaItem.lastPosition floatValue]];
168 169
    self.playbackSpeedSlider.value = [self _playbackSpeed];
    [self _updatePlaybackSpeedIndicator];
170

171 172
    _currentAspectRatioMask = 0;
    _mediaPlayer.videoAspectRatio =  NULL;
173

174
    [self resetIdleTimer];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
175 176
}

177
- (void)viewWillDisappear:(BOOL)animated
Felix Paul Kühne's avatar
Felix Paul Kühne committed
178
{
179
    if (_idleTimer) {
180
        [_idleTimer invalidate];
181 182
        _idleTimer = nil;
    }
183
    [self.navigationController setNavigationBarHidden:NO animated:YES];
184
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
185
    [[UIApplication sharedApplication] setStatusBarHidden:NO withAnimation:UIStatusBarAnimationFade];
186 187
    [_mediaPlayer pause];
    [super viewWillDisappear:animated];
188 189
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
190
    [_mediaPlayer stop];
191
    _mediaPlayer = nil; // save memory and some CPU time
Felix Paul Kühne's avatar
Felix Paul Kühne committed
192 193 194 195 196
}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
197
    if (self)
198
        self.title = @"Video Playback";
Felix Paul Kühne's avatar
Felix Paul Kühne committed
199 200
    return self;
}
201

202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228
#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];
}

- (BOOL)canBecomeFirstResponder
{
    return YES;
}

- (void)remoteControlReceivedWithEvent:(UIEvent *)event
{
    switch (event.subtype) {
        case UIEventSubtypeRemoteControlPlay:
            [_mediaPlayer play];
            break;
229

230 231 232 233 234
        case UIEventSubtypeRemoteControlPause:
            [_mediaPlayer pause];
            break;

        case UIEventSubtypeRemoteControlTogglePlayPause:
235
            [self playPause];
236 237 238 239 240 241 242
            break;

        default:
            break;
    }
}

243 244 245 246
#pragma mark - controls visibility

- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
247
    if (touch.view != self.view)
248 249 250 251 252
        return NO;

    return YES;
}

253
- (void)toggleControlsVisible
254 255 256 257 258 259
{
    _controlsHidden = !_controlsHidden;
    CGFloat alpha = _controlsHidden? 0.0f: 1.0f;

    if (!_controlsHidden) {
        _controllerPanel.alpha = 0.0f;
260
        _controllerPanel.hidden = !_videoFiltersHidden;
261 262
        _toolbar.alpha = 0.0f;
        _toolbar.hidden = NO;
263 264
        _videoFilterView.alpha = 0.0f;
        _videoFilterView.hidden = _videoFiltersHidden;
265 266 267 268
        _playbackSpeedView.alpha = 0.0f;
        _playbackSpeedView.hidden = _playbackSpeedViewHidden;
        _playbackSpeedButton.alpha = 0.0f;
        _playbackSpeedButton.hidden = NO;
269 270
        _videoFilterButton.alpha = 0.0f;
        _videoFilterButton.hidden = NO;
271 272
        _aspectRatioButton.alpha = 0.0f;
        _aspectRatioButton.hidden = NO;
273 274 275 276
    }

    void (^animationBlock)() = ^() {
        _controllerPanel.alpha = alpha;
277
        _toolbar.alpha = alpha;
278 279
        _videoFilterView.alpha = alpha;
        _videoFilterButton.alpha = alpha;
280 281 282 283
        _playbackSpeedView.alpha = alpha;
        _playbackSpeedButton.alpha = alpha;
        _videoFilterButton.alpha = alpha;
        _aspectRatioButton.alpha = alpha;
284 285 286
    };

    void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
287
        if (_videoFiltersHidden) {
288
            _controllerPanel.hidden = _controlsHidden;
289 290 291 292 293 294 295 296 297
            _playbackSpeedButton.hidden = _controlsHidden;
            _videoFilterButton.hidden = _controlsHidden;
            _aspectRatioButton.hidden = _controlsHidden;
        } else {
            _controllerPanel.hidden = NO;
            _playbackSpeedButton.hidden = NO;
            _videoFilterButton.hidden = NO;
            _aspectRatioButton.hidden = NO;
        }
298
        _toolbar.hidden = _controlsHidden;
299
        _videoFilterView.hidden = _videoFiltersHidden;
300 301 302 303
        if (_controlsHidden)
            _playbackSpeedView.hidden = YES;
        else
            _playbackSpeedView.hidden = _playbackSpeedViewHidden;
304 305 306
    };

    [UIView animateWithDuration:0.3f animations:animationBlock completion:completionBlock];
307
    [[UIApplication sharedApplication] setStatusBarHidden:_controlsHidden withAnimation:UIStatusBarAnimationFade];
308 309
}

310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327
- (void)resetIdleTimer
{
    if (!_idleTimer)
        _idleTimer = [NSTimer scheduledTimerWithTimeInterval:2.
                                                      target:self
                                                    selector:@selector(idleTimerExceeded)
                                                    userInfo:nil
                                                     repeats:NO];
    else {
        if (fabs([_idleTimer.fireDate timeIntervalSinceNow]) < 2.)
            [_idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:2.]];
    }
}

- (void)idleTimerExceeded
{
    _idleTimer = nil;
    if (!_controlsHidden)
328
        [self toggleControlsVisible];
329 330 331 332 333 334 335 336
}

- (UIResponder *)nextResponder
{
    [self resetIdleTimer];
    return [super nextResponder];
}

337 338 339 340 341 342 343 344 345 346
#pragma mark - controls

- (IBAction)closePlayback:(id)sender
{
    [self.navigationController popViewControllerAnimated:YES];
}

- (IBAction)positionSliderAction:(UISlider *)sender
{
    _mediaPlayer.position = sender.value;
347
    [self resetIdleTimer];
348 349 350 351
}

- (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
    self.positionSlider.value = [_mediaPlayer position];
352
    self.timeDisplay.text = [[_mediaPlayer remainingTime] stringValue];
353 354
}

355 356
- (void)mediaPlayerStateChanged:(NSNotification *)aNotification
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
357 358 359 360
    VLCMediaPlayerState currentState = _mediaPlayer.state;

    if (currentState == VLCMediaPlayerStateError) {
        [self.statusLabel showStatusMessage:NSLocalizedString(@"PLAYBACK_FAILED", @"")];
361
        [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
362 363
    }

364 365 366
    if (currentState == VLCMediaPlayerStateEnded || currentState == VLCMediaPlayerStateStopped)
        [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];

367
    UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pause"] : [UIImage imageNamed:@"play"];
Gleb Pinigin's avatar
Gleb Pinigin committed
368
    [_playPauseButton setImage:playPauseImage forState:UIControlStateNormal];
369 370 371 372 373 374 375 376 377 378

    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;
379 380
}

381
- (IBAction)playPause
382
{
383
    if ([_mediaPlayer isPlaying])
384
        [_mediaPlayer pause];
385
    else
386 387 388 389 390 391 392 393 394 395 396 397 398 399 400
        [_mediaPlayer play];
}

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

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

- (IBAction)switchAudioTrack:(id)sender
{
401
    _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
402
    NSArray *audioTracks = [_mediaPlayer audioTrackNames];
403
    NSUInteger count = [audioTracks count];
404
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
405
        [_audiotrackActionSheet addButtonWithTitle:audioTracks[i]];
406
    [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
407
    [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
408
    [_audiotrackActionSheet showInView:self.audioSwitcherButton];
409 410 411 412
}

- (IBAction)switchSubtitleTrack:(id)sender
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
413
    NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
414
    NSUInteger count = [spuTracks count];
415 416
    if (count <= 1)
        return;
417
    _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
418
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
419
        [_subtitleActionSheet addButtonWithTitle:spuTracks[i]];
420
    [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
421
    [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
422
    [_subtitleActionSheet showInView: self.subtitleSwitcherButton];
423 424 425
}

- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
426
    NSUInteger arrayIndex = 0;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
427 428
    NSArray *indexArray;
    NSArray *namesArray;
429
    if (actionSheet == _subtitleActionSheet) {
430 431
        namesArray = _mediaPlayer.videoSubTitlesNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
432 433
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.videoSubTitlesIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
434
            _mediaPlayer.currentVideoSubTitleIndex = [indexArray[arrayIndex] intValue];
435
        }
436
    } else if (actionSheet == _audiotrackActionSheet) {
437 438
        namesArray = _mediaPlayer.audioTrackNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
439 440
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.audioTrackIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
441
            _mediaPlayer.currentAudioTrackIndex = [indexArray[arrayIndex] intValue];
442
        }
443 444 445
    }
}

446 447 448 449
#pragma mark - Video Filter UI

- (IBAction)videoFilterToggle:(id)sender
{
450 451
    if (!_playbackSpeedViewHidden)
        self.playbackSpeedView.hidden = _playbackSpeedViewHidden = YES;
452

453 454 455 456 457 458 459 460 461 462 463
    self.videoFilterView.hidden = !_videoFiltersHidden;
    _videoFiltersHidden = self.videoFilterView.hidden;
    self.controllerPanel.hidden = !_videoFiltersHidden;
}

- (IBAction)videoFilterSliderAction:(id)sender
{
    if (sender == self.hueSlider)
        _mediaPlayer.hue = (int)self.hueSlider.value;
    else if (sender == self.contrastSlider)
        _mediaPlayer.contrast = self.contrastSlider.value;
464 465 466 467 468 469
    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)
470 471 472
        _mediaPlayer.saturation = self.saturationSlider.value;
    else if (sender == self.gammaSlider)
        _mediaPlayer.gamma = self.gammaSlider.value;
473 474 475 476 477 478 479
    else if (sender == self.resetVideoFilterButton) {
        _mediaPlayer.hue = self.hueSlider.value = 0.;
        _mediaPlayer.contrast = self.contrastSlider.value = 1.;
        _mediaPlayer.brightness = self.brightnessSlider.value = 1.;
        _mediaPlayer.saturation = self.saturationSlider.value = 1.;
        _mediaPlayer.gamma = self.gammaSlider.value = 1.;
    } else
480
        APLog(@"unknown sender for videoFilterSliderAction");
481
    [self resetIdleTimer];
482 483
}

484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520
#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];
    [self resetIdleTimer];
}

- (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
{
521
    if (sender == self.playbackSpeedButton) {
522
        if (!_videoFiltersHidden)
523
            self.videoFilterView.hidden = _videoFiltersHidden = YES;
524

525 526
        self.playbackSpeedView.hidden = !_playbackSpeedViewHidden;
        _playbackSpeedViewHidden = self.playbackSpeedView.hidden;
527
    } else if (sender == self.aspectRatioButton) {
528 529 530 531 532
        NSUInteger count = [_aspectRatios count];

        if (_currentAspectRatioMask + 1 > count - 1) {
            _mediaPlayer.videoAspectRatio = NULL;
            _currentAspectRatioMask = 0;
533
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), NSLocalizedString(@"DEFAULT", @"")]];
534 535 536
        } else {
            _currentAspectRatioMask++;
            _mediaPlayer.videoAspectRatio = (char *)[_aspectRatios[_currentAspectRatioMask] UTF8String];
537
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), _aspectRatios[_currentAspectRatioMask]]];
538
        }
539 540 541
    }
}

542
#pragma mark - background interaction
Felix Paul Kühne's avatar
Felix Paul Kühne committed
543

544
- (void)applicationWillResignActive:(NSNotification *)aNotification
545
{
546 547
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
548

549
    if (![[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] boolValue]) {
550 551
        [_mediaPlayer pause];
        _shouldResumePlaying = YES;
552 553
    } else
        _mediaPlayer.currentVideoTrackIndex = 0;
554 555 556 557 558 559 560 561 562 563 564 565
}

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

- (void)applicationDidBecomeActive:(NSNotification *)notification
{
    if (_shouldResumePlaying) {
        _shouldResumePlaying = NO;
        [_mediaPlayer play];
566 567
    } else
        _mediaPlayer.currentVideoTrackIndex = 1;
568 569
}

570 571 572 573 574 575 576
#pragma mark - autorotation

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
    return UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad
           || toInterfaceOrientation != UIInterfaceOrientationMaskPortraitUpsideDown;
}

577 578 579 580 581 582 583 584 585
#pragma mark - External Display

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

- (void)showOnExternalDisplay
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
586
    UIScreen *screen = [UIScreen screens][1];
587 588
    screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;

Felix Paul Kühne's avatar
Felix Paul Kühne committed
589
    self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
590 591 592 593 594 595 596

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

597
    self.playingExternallyView.hidden = NO;
598 599 600 601 602 603 604 605 606 607
    self.externalWindow.screen = screen;
    self.externalWindow.hidden = NO;
}

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

608
    self.playingExternallyView.hidden = YES;
609 610 611 612 613 614 615 616 617 618 619 620 621 622
    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
623
@end