VLCMovieViewController.m 20.8 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
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 49 50 51
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    NSArray *options = @[[defaults objectForKey:kVLCSettingVerboseOutput],
                         [defaults objectForKey:kVLCSettingStretchAudio]];

    _mediaPlayer = [[VLCMediaPlayer alloc] initWithOptions:options];
52 53
    [_mediaPlayer setDelegate:self];
    [_mediaPlayer setDrawable:self.movieView];
54

55 56
    self.videoFilterView.hidden = YES;
    _videoFiltersHidden = YES;
57 58 59 60 61
    _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", @"");
62

63 64
    self.playbackSpeedView.hidden = YES;
    _playbackSpeedViewHidden = YES;
65

66 67 68 69 70
    NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
    [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
                   name:UIScreenDidConnectNotification object:nil];
    [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
                   name:UIScreenDidDisconnectNotification object:nil];
71 72 73 74 75 76
    [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];
77

78 79
    _playingExternallyTitle.text = NSLocalizedString(@"PLAYING_EXTERNALLY_TITLE", @"");
    _playingExternallyDescription.text = NSLocalizedString(@"PLAYING_EXTERNALLY_DESC", @"");
80
    if ([self hasExternalDisplay])
81
        [self showOnExternalDisplay];
82 83

    _movieView.userInteractionEnabled = NO;
84
    UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(toggleControlsVisible)];
85 86
    recognizer.delegate = self;
    [self.view addGestureRecognizer:recognizer];
87

88
    _aspectRatios = @[@"Default", @"4:3", @"16:9", @"16:10", @"2.21:1"];
89
}
Felix Paul Kühne's avatar
Felix Paul Kühne committed
90

91 92
- (void)viewWillAppear:(BOOL)animated
{
93
    [self.navigationController setNavigationBarHidden:YES animated:YES];
94 95
    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
        [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
96

97
    if (!self.mediaItem && !self.url)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
98
        return;
99

100 101 102
    if (self.mediaItem) {
        self.title = [self.mediaItem title];
        [_mediaPlayer setMedia:[VLCMedia mediaWithURL:[NSURL URLWithString:self.mediaItem.url]]];
103
        self.mediaItem.unread = @0;
104 105 106 107
    } else {
        [_mediaPlayer setMedia:[VLCMedia mediaWithURL:self.url]];
        self.title = @"Network Stream";
    }
Felix Paul Kühne's avatar
Felix Paul Kühne committed
108

109 110
    self.positionSlider.value = 0.;

111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162
    [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
163
    [_mediaPlayer play];
164

Felix Paul Kühne's avatar
Felix Paul Kühne committed
165 166
    if (self.mediaItem.lastPosition && [self.mediaItem.lastPosition floatValue] < 0.99)
        [_mediaPlayer setPosition:[self.mediaItem.lastPosition floatValue]];
167 168
    self.playbackSpeedSlider.value = [self _playbackSpeed];
    [self _updatePlaybackSpeedIndicator];
169

170 171
    _currentAspectRatioMask = 0;
    _mediaPlayer.videoAspectRatio =  NULL;
172

173
    [self resetIdleTimer];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
174 175
}

176
- (void)viewWillDisappear:(BOOL)animated
Felix Paul Kühne's avatar
Felix Paul Kühne committed
177
{
178 179
    if (_idleTimer)
        [_idleTimer invalidate];
180
    [self.navigationController setNavigationBarHidden:NO animated:YES];
181
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
182 183
    [_mediaPlayer pause];
    [super viewWillDisappear:animated];
184 185
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
186
    [_mediaPlayer stop];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
187 188 189 190 191
}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
192
    if (self)
193
        self.title = @"Video Playback";
Felix Paul Kühne's avatar
Felix Paul Kühne committed
194 195
    return self;
}
196

197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223
#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;
224

225 226 227 228 229
        case UIEventSubtypeRemoteControlPause:
            [_mediaPlayer pause];
            break;

        case UIEventSubtypeRemoteControlTogglePlayPause:
230
            [self playPause];
231 232 233 234 235 236 237
            break;

        default:
            break;
    }
}

238 239 240 241
#pragma mark - controls visibility

- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
242
    if (touch.view != self.view)
243 244 245 246 247
        return NO;

    return YES;
}

248
- (void)toggleControlsVisible
249 250 251 252 253 254
{
    _controlsHidden = !_controlsHidden;
    CGFloat alpha = _controlsHidden? 0.0f: 1.0f;

    if (!_controlsHidden) {
        _controllerPanel.alpha = 0.0f;
255
        _controllerPanel.hidden = !_videoFiltersHidden;
256 257
        _toolbar.alpha = 0.0f;
        _toolbar.hidden = NO;
258 259
        _videoFilterView.alpha = 0.0f;
        _videoFilterView.hidden = _videoFiltersHidden;
260 261 262 263
        _playbackSpeedView.alpha = 0.0f;
        _playbackSpeedView.hidden = _playbackSpeedViewHidden;
        _playbackSpeedButton.alpha = 0.0f;
        _playbackSpeedButton.hidden = NO;
264 265
        _videoFilterButton.alpha = 0.0f;
        _videoFilterButton.hidden = NO;
266 267
        _aspectRatioButton.alpha = 0.0f;
        _aspectRatioButton.hidden = NO;
268 269 270 271
    }

    void (^animationBlock)() = ^() {
        _controllerPanel.alpha = alpha;
272
        _toolbar.alpha = alpha;
273 274
        _videoFilterView.alpha = alpha;
        _videoFilterButton.alpha = alpha;
275 276 277 278
        _playbackSpeedView.alpha = alpha;
        _playbackSpeedButton.alpha = alpha;
        _videoFilterButton.alpha = alpha;
        _aspectRatioButton.alpha = alpha;
279 280 281
    };

    void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
282
        if (_videoFiltersHidden) {
283
            _controllerPanel.hidden = _controlsHidden;
284 285 286 287 288 289 290 291 292
            _playbackSpeedButton.hidden = _controlsHidden;
            _videoFilterButton.hidden = _controlsHidden;
            _aspectRatioButton.hidden = _controlsHidden;
        } else {
            _controllerPanel.hidden = NO;
            _playbackSpeedButton.hidden = NO;
            _videoFilterButton.hidden = NO;
            _aspectRatioButton.hidden = NO;
        }
293
        _toolbar.hidden = _controlsHidden;
294
        _videoFilterView.hidden = _videoFiltersHidden;
295 296 297 298
        if (_controlsHidden)
            _playbackSpeedView.hidden = YES;
        else
            _playbackSpeedView.hidden = _playbackSpeedViewHidden;
299 300 301
    };

    [UIView animateWithDuration:0.3f animations:animationBlock completion:completionBlock];
302
    [[UIApplication sharedApplication] setStatusBarHidden:_controlsHidden withAnimation:UIStatusBarAnimationFade];
303 304
}

305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322
- (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)
323
        [self toggleControlsVisible];
324 325 326 327 328 329 330 331
}

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

332 333 334 335 336 337 338 339 340 341
#pragma mark - controls

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

- (IBAction)positionSliderAction:(UISlider *)sender
{
    _mediaPlayer.position = sender.value;
342
    [self resetIdleTimer];
343 344 345 346
}

- (void)mediaPlayerTimeChanged:(NSNotification *)aNotification {
    self.positionSlider.value = [_mediaPlayer position];
347
    self.timeDisplay.text = [[_mediaPlayer remainingTime] stringValue];
348 349
}

350 351
- (void)mediaPlayerStateChanged:(NSNotification *)aNotification
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
352 353 354 355
    VLCMediaPlayerState currentState = _mediaPlayer.state;

    if (currentState == VLCMediaPlayerStateError) {
        [self.statusLabel showStatusMessage:NSLocalizedString(@"PLAYBACK_FAILED", @"")];
356
        [self performSelector:@selector(closePlayback:) withObject:nil afterDelay:2.];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
357 358
    }

359
    UIImage *playPauseImage = [_mediaPlayer isPlaying]? [UIImage imageNamed:@"pause"] : [UIImage imageNamed:@"play"];
Gleb Pinigin's avatar
Gleb Pinigin committed
360
    [_playPauseButton setImage:playPauseImage forState:UIControlStateNormal];
361 362 363 364 365 366 367 368 369 370

    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;
371 372
}

373
- (IBAction)playPause
374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393
{
    if ([_mediaPlayer isPlaying]) {
        [_mediaPlayer pause];
    } else {
        [_mediaPlayer play];
    }
}

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

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

- (IBAction)switchAudioTrack:(id)sender
{
394
    _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
395
    NSArray *audioTracks = [_mediaPlayer audioTrackNames];
396
    NSUInteger count = [audioTracks count];
397
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
398
        [_audiotrackActionSheet addButtonWithTitle:audioTracks[i]];
399
    [_audiotrackActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
400
    [_audiotrackActionSheet setCancelButtonIndex:[_audiotrackActionSheet numberOfButtons] - 1];
401
    [_audiotrackActionSheet showInView:self.audioSwitcherButton];
402 403 404 405
}

- (IBAction)switchSubtitleTrack:(id)sender
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
406
    NSArray *spuTracks = [_mediaPlayer videoSubTitlesNames];
407
    NSUInteger count = [spuTracks count];
408 409
    if (count <= 1)
        return;
410
    _subtitleActionSheet = [[UIActionSheet alloc] initWithTitle:NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", @"subtitle track selector") delegate:self cancelButtonTitle:nil destructiveButtonTitle:nil otherButtonTitles: nil];
411
    for (NSUInteger i = 0; i < count; i++)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
412
        [_subtitleActionSheet addButtonWithTitle:spuTracks[i]];
413
    [_subtitleActionSheet addButtonWithTitle:NSLocalizedString(@"BUTTON_CANCEL", @"cancel button")];
414
    [_subtitleActionSheet setCancelButtonIndex:[_subtitleActionSheet numberOfButtons] - 1];
415
    [_subtitleActionSheet showInView: self.subtitleSwitcherButton];
416 417 418
}

- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
419
    NSUInteger arrayIndex = 0;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
420 421
    NSArray *indexArray;
    NSArray *namesArray;
422
    if (actionSheet == _subtitleActionSheet) {
423 424
        namesArray = _mediaPlayer.videoSubTitlesNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
425 426
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.videoSubTitlesIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
427
            _mediaPlayer.currentVideoSubTitleIndex = [indexArray[arrayIndex] intValue];
428
        }
429
    } else if (actionSheet == _audiotrackActionSheet) {
430 431
        namesArray = _mediaPlayer.audioTrackNames;
        arrayIndex = [namesArray indexOfObject:[actionSheet buttonTitleAtIndex:buttonIndex]];
432 433
        if (arrayIndex != NSNotFound) {
            indexArray = _mediaPlayer.audioTrackIndexes;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
434
            _mediaPlayer.currentAudioTrackIndex = [indexArray[arrayIndex] intValue];
435
        }
436 437 438
    }
}

439 440 441 442
#pragma mark - Video Filter UI

- (IBAction)videoFilterToggle:(id)sender
{
443 444
    if (!_playbackSpeedViewHidden)
        self.playbackSpeedView.hidden = _playbackSpeedViewHidden = YES;
445

446 447 448 449 450 451 452 453 454 455 456
    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;
457 458 459 460 461 462
    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)
463 464 465
        _mediaPlayer.saturation = self.saturationSlider.value;
    else if (sender == self.gammaSlider)
        _mediaPlayer.gamma = self.gammaSlider.value;
466 467 468 469 470 471 472
    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
473
        APLog(@"unknown sender for videoFilterSliderAction");
474
    [self resetIdleTimer];
475 476
}

477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513
#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
{
514
    if (sender == self.playbackSpeedButton) {
515
        if (!_videoFiltersHidden)
516
            self.videoFilterView.hidden = _videoFiltersHidden = YES;
517

518 519
        self.playbackSpeedView.hidden = !_playbackSpeedViewHidden;
        _playbackSpeedViewHidden = self.playbackSpeedView.hidden;
520
    } else if (sender == self.aspectRatioButton) {
521 522 523 524 525
        NSUInteger count = [_aspectRatios count];

        if (_currentAspectRatioMask + 1 > count - 1) {
            _mediaPlayer.videoAspectRatio = NULL;
            _currentAspectRatioMask = 0;
526
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), NSLocalizedString(@"DEFAULT", @"")]];
527 528 529
        } else {
            _currentAspectRatioMask++;
            _mediaPlayer.videoAspectRatio = (char *)[_aspectRatios[_currentAspectRatioMask] UTF8String];
530
            [self.statusLabel showStatusMessage:[NSString stringWithFormat:NSLocalizedString(@"AR_CHANGED", @""), _aspectRatios[_currentAspectRatioMask]]];
531
        }
532 533 534
    }
}

535
#pragma mark - background interaction
Felix Paul Kühne's avatar
Felix Paul Kühne committed
536

537
- (void)applicationWillResignActive:(NSNotification *)aNotification
538
{
539 540
    if (self.mediaItem)
        self.mediaItem.lastPosition = @([_mediaPlayer position]);
541 542 543 544

    if (![[[NSUserDefaults standardUserDefaults] objectForKey:kVLCSettingContinueAudioInBackgroundKey] intValue]) {
        [_mediaPlayer pause];
        _shouldResumePlaying = YES;
545
    }
546 547 548 549 550 551 552 553 554 555 556 557 558 559
}

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

- (void)applicationDidBecomeActive:(NSNotification *)notification
{
    NSLog(@"applicationDidBecomeActive");
    if (_shouldResumePlaying) {
        _shouldResumePlaying = NO;
        [_mediaPlayer play];
    }
560 561
}

562 563 564 565 566 567 568
#pragma mark - autorotation

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

569 570 571 572 573 574 575 576 577
#pragma mark - External Display

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

- (void)showOnExternalDisplay
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
578
    UIScreen *screen = [UIScreen screens][1];
579 580
    screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;

Felix Paul Kühne's avatar
Felix Paul Kühne committed
581
    self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
582 583 584 585 586 587 588

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

589
    self.playingExternallyView.hidden = NO;
590 591 592 593 594 595 596 597 598 599
    self.externalWindow.screen = screen;
    self.externalWindow.hidden = NO;
}

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

600
    self.playingExternallyView.hidden = YES;
601 602 603 604 605 606 607 608 609 610 611 612 613 614
    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
615
@end