721 lines
18 KiB
Objective-C
721 lines
18 KiB
Objective-C
#import "PlaybackController.h"
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#import "PlaylistView.h"
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#import <Foundation/NSTimer.h>
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#import "CogAudio/Status.h"
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#import "CogAudio/Helper.h"
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#import "PlaylistController.h"
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#import "PlaylistEntry.h"
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#import "PlaylistLoader.h"
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#import <MediaPlayer/MPNowPlayingInfoCenter.h>
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#import <MediaPlayer/MPRemoteCommandCenter.h>
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#import <MediaPlayer/MPRemoteCommand.h>
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#import <MediaPlayer/MPMediaItem.h>
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#import <MediaPlayer/MPRemoteCommandEvent.h>
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#import "Logging.h"
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@implementation PlaybackController
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#define DEFAULT_SEEK 5
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NSString *CogPlaybackDidBeginNotficiation = @"CogPlaybackDidBeginNotficiation";
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NSString *CogPlaybackDidPauseNotficiation = @"CogPlaybackDidPauseNotficiation";
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NSString *CogPlaybackDidResumeNotficiation = @"CogPlaybackDidResumeNotficiation";
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NSString *CogPlaybackDidStopNotficiation = @"CogPlaybackDidStopNotficiation";
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@synthesize playbackStatus;
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+ (NSSet *)keyPathsForValuesAffectingSeekable
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{
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return [NSSet setWithObjects:@"playlistController.currentEntry",@"playlistController.currentEntry.seekable",nil];
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}
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- (id)init
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{
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self = [super init];
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if (self)
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{
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[self initDefaults];
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seekable = NO;
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fading = NO;
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audioPlayer = [[AudioPlayer alloc] init];
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[audioPlayer setDelegate:self];
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[self setPlaybackStatus: CogStatusStopped];
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}
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return self;
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}
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- (void)initDefaults
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{
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NSDictionary *defaultsDictionary = [NSDictionary dictionaryWithObjectsAndKeys:
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[NSNumber numberWithDouble:100.0], @"volume",
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nil];
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[[NSUserDefaults standardUserDefaults] registerDefaults:defaultsDictionary];
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}
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- (void)awakeFromNib
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{
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double volume = [[NSUserDefaults standardUserDefaults] doubleForKey:@"volume"];
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[volumeSlider setDoubleValue:logarithmicToLinear(volume)];
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[audioPlayer setVolume:volume];
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[self setSeekable:NO];
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}
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- (IBAction)playPauseResume:(id)sender
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{
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if (playbackStatus == CogStatusStopped || playbackStatus == CogStatusStopping)
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{
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[self play:self];
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}
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else
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{
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[self pauseResume:self];
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}
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[self sendMetaData];
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}
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- (IBAction)pauseResume:(id)sender
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{
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if (playbackStatus == CogStatusPaused)
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[self resume:self];
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else
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[self pause:self];
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}
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- (IBAction)pause:(id)sender
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{
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[audioPlayer pause];
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[self setPlaybackStatus: CogStatusPaused];
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[self sendMetaData];
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}
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- (IBAction)resume:(id)sender
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{
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[audioPlayer resume];
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}
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- (IBAction)stop:(id)sender
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{
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[audioPlayer stop];
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[self sendMetaData];
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}
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//called by double-clicking on table
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- (void)playEntryAtIndex:(NSInteger)i
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{
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[self playEntryAtIndex:i startPaused:NO andSeekTo:[NSNumber numberWithDouble:0.0]];
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}
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- (void)playEntryAtIndex:(NSInteger)i startPaused:(BOOL)paused
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{
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PlaylistEntry *pe = [playlistController entryAtIndex:i];
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[self playEntry:pe startPaused:paused andSeekTo:[NSNumber numberWithDouble:0.0]];
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}
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- (void)playEntryAtIndex:(NSInteger)i startPaused:(BOOL)paused andSeekTo:(id)offset
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{
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PlaylistEntry *pe = [playlistController entryAtIndex:i];
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[self playEntry:pe startPaused:paused andSeekTo:offset];
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}
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- (IBAction)play:(id)sender
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{
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if ([playlistView selectedRow] == -1)
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[playlistView selectRowIndexes:[NSIndexSet indexSetWithIndex:0] byExtendingSelection:NO];
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if ([playlistView selectedRow] > -1)
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[self playEntryAtIndex:(int)[playlistView selectedRow]];
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}
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NSDictionary * makeRGInfo(PlaylistEntry *pe)
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{
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NSMutableDictionary * dictionary = [NSMutableDictionary dictionary];
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if ([pe replayGainAlbumGain] != 0)
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[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainAlbumGain]] forKey:@"replayGainAlbumGain"];
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if ([pe replayGainAlbumPeak] != 0)
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[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainAlbumPeak]] forKey:@"replayGainAlbumPeak"];
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if ([pe replayGainTrackGain] != 0)
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[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainTrackGain]] forKey:@"replayGainTrackGain"];
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if ([pe replayGainTrackPeak] != 0)
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[dictionary setObject:[NSNumber numberWithFloat:[pe replayGainTrackPeak]] forKey:@"replayGainTrackPeak"];
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if ([pe volume] != 1)
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[dictionary setObject:[NSNumber numberWithFloat:[pe volume]] forKey:@"volume"];
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return dictionary;
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}
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- (void)playEntry:(PlaylistEntry *)pe
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{
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[self playEntry:pe startPaused:NO andSeekTo:[NSNumber numberWithDouble:0.0]];
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}
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- (void)playEntry:(PlaylistEntry *)pe startPaused:(BOOL)paused
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{
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[self playEntry:pe startPaused:paused andSeekTo:[NSNumber numberWithDouble:0.0]];
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}
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- (void)playEntry:(PlaylistEntry *)pe startPaused:(BOOL)paused andSeekTo:(id)offset
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{
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if (playbackStatus != CogStatusStopped && playbackStatus != CogStatusStopping)
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[self stop:self];
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DLog(@"PLAYLIST CONTROLLER: %@", [playlistController class]);
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[playlistController setCurrentEntry:pe];
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[self setPosition:[offset doubleValue]];
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if (pe == nil)
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return;
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BOOL loadData = YES;
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NSString * urlScheme = [[pe URL] scheme];
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if ([urlScheme isEqualToString:@"http"] ||
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[urlScheme isEqualToString:@"https"])
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loadData = NO;
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#if 0
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// Race here, but the worst that could happen is we re-read the data
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if ([pe metadataLoaded] != YES) {
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[pe performSelectorOnMainThread:@selector(setMetadata:) withObject:[playlistLoader readEntryInfo:pe] waitUntilDone:YES];
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}
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#elif 0
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// Racing with this version is less likely to jam up the main thread
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if ([pe metadataLoaded] != YES) {
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NSArray * entries = [NSArray arrayWithObject:pe];
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[playlistLoader loadInfoForEntries:entries];
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}
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#else
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// Let's do it this way instead
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if ([pe metadataLoaded] != YES && loadData == YES) {
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NSArray *entries = [NSArray arrayWithObject:pe];
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[playlistLoader performSelectorInBackground:@selector(loadInfoForEntries:) withObject:entries];
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}
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#endif
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[self sendMetaData];
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[audioPlayer play:[pe URL] withUserInfo:pe withRGInfo:makeRGInfo(pe) startPaused:paused andSeekTo:[offset doubleValue]];
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}
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- (IBAction)next:(id)sender
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{
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if ([playlistController next] == NO)
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return;
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[self playEntry:[playlistController currentEntry]];
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}
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- (IBAction)prev:(id)sender
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{
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if ([playlistController prev] == NO)
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return;
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[self playEntry:[playlistController currentEntry]];
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}
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- (void)updatePosition:(id)sender
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{
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double pos = [audioPlayer amountPlayed];
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[self setPosition:pos];
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[[playlistController currentEntry] setCurrentPosition:pos];
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[self sendMetaData];
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}
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- (IBAction)seek:(id)sender
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{
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double time = [sender doubleValue];
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[audioPlayer seekToTime:time];
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[self setPosition:time];
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[[playlistController currentEntry] setCurrentPosition:time];
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[self sendMetaData];
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}
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- (IBAction)seek:(id)sender toTime:(NSTimeInterval)position
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{
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double time = (double)(position);
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[audioPlayer seekToTime:time];
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[self setPosition:time];
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[[playlistController currentEntry] setCurrentPosition:time];
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}
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- (IBAction)spam
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{
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NSPasteboard *pboard = [NSPasteboard generalPasteboard];
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[pboard clearContents];
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[pboard writeObjects:[NSArray arrayWithObjects:[[playlistController currentEntry] spam], nil]];
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}
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- (IBAction)eventSeekForward:(id)sender
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{
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[self seekForward:DEFAULT_SEEK];
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}
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- (void)seekForward:(double)amount
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{
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double seekTo = [audioPlayer amountPlayed] + amount;
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if (seekTo > [[[playlistController currentEntry] length] doubleValue])
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{
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[self next:self];
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}
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else
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{
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[audioPlayer seekToTime:seekTo];
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[self setPosition:seekTo];
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}
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[self sendMetaData];
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}
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- (IBAction)eventSeekBackward:(id)sender
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{
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[self seekBackward:DEFAULT_SEEK];
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}
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- (void)seekBackward:(double)amount
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{
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double seekTo = [audioPlayer amountPlayed] - amount;
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if (seekTo < 0)
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seekTo = 0;
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[audioPlayer seekToTime:seekTo];
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[self setPosition:seekTo];
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[self sendMetaData];
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}
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/*
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- (void)changePlayButtonImage:(NSString *)name
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{
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NSImage *img = [NSImage imageNamed:name];
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// [img retain];
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if (img == nil)
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{
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DLog(@"Error loading image!");
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}
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[playbackButtons setImage:img forSegment:1];
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}
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*/
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- (IBAction)changeVolume:(id)sender
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{
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DLog(@"VOLUME: %lf, %lf", [sender doubleValue], linearToLogarithmic([sender doubleValue]));
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[audioPlayer setVolume:linearToLogarithmic([sender doubleValue])];
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[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
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}
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/* selector for NSTimer - gets passed the Timer object itself
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and the appropriate userInfo, which in this case is an NSNumber
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containing the current volume before we start fading. */
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- (void)audioFadeDown:(NSTimer *)audioTimer
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{
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double volume = [audioPlayer volume];
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double originalVolume = [[audioTimer userInfo] doubleValue];
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double down = originalVolume/10;
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DLog(@"VOLUME IS %lf", volume);
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if (volume > 0.0001) //YAY! Roundoff error!
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{
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[audioPlayer volumeDown:down];
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}
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else // volume is at 0 or below, we are ready to release the timer and move on
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{
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[audioPlayer pause];
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[audioPlayer setVolume:originalVolume];
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[volumeSlider setDoubleValue: logarithmicToLinear(originalVolume)];
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[audioTimer invalidate];
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fading = NO;
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}
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}
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- (void)audioFadeUp:(NSTimer *)audioTimer
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{
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double volume = [audioPlayer volume];
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double originalVolume = [[audioTimer userInfo] doubleValue];
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double up = originalVolume/10;
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DLog(@"VOLUME IS %lf", volume);
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if (originalVolume - volume > 0.0001)
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{
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if ((volume + up) > originalVolume)
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[audioPlayer volumeUp:(originalVolume - volume)];
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else
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[audioPlayer volumeUp:up];
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}
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else // volume is at or near original level, we are ready to release the timer and move on
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{
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[audioPlayer setVolume:originalVolume];
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[volumeSlider setDoubleValue: logarithmicToLinear(originalVolume)];
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[audioTimer invalidate];
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fading = NO;
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}
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}
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- (IBAction)fade:(id)sender
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{
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double time = 0.1;
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// we can not allow multiple fade timers to be registered
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if (YES == fading)
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return;
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fading = YES;
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NSNumber *originalVolume = [NSNumber numberWithDouble: [audioPlayer volume]];
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NSTimer *fadeTimer;
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if (playbackStatus == CogStatusPlaying) {
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fadeTimer = [NSTimer timerWithTimeInterval:time
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target:self
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selector:@selector(audioFadeDown:)
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userInfo:originalVolume
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repeats:YES];
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[[NSRunLoop currentRunLoop] addTimer:fadeTimer forMode:NSRunLoopCommonModes];
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}
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else
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{
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[audioPlayer setVolume:0];
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fadeTimer = [NSTimer timerWithTimeInterval:time
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target:self
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selector:@selector(audioFadeUp:)
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userInfo:originalVolume
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repeats:YES];
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[[NSRunLoop currentRunLoop] addTimer:fadeTimer forMode:NSRunLoopCommonModes];
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[self pauseResume:self];
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}
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}
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- (IBAction)skipToNextAlbum:(id)sender
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{
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BOOL found = NO;
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NSInteger index = [[playlistController currentEntry] index];
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NSString *origAlbum = [[playlistController currentEntry] album];
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NSInteger i;
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NSString *curAlbum;
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PlaylistEntry *pe;
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for (i = 1; i < [[playlistController arrangedObjects] count]; i++)
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{
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pe = [playlistController entryAtIndex:index + i];
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if (pe == nil)
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break;
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curAlbum = [pe album];
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// check for untagged files, and just play the first untagged one
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// we come across
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if (curAlbum == nil)
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{
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found = YES;
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break;
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}
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if ([curAlbum caseInsensitiveCompare:origAlbum] != NSOrderedSame)
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{
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found = YES;
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break;
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}
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}
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if (found)
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{
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[self playEntryAtIndex:i + index];
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}
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}
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- (IBAction)skipToPreviousAlbum:(id)sender
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{
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BOOL found = NO;
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BOOL foundAlbum = NO;
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NSInteger index = [[playlistController currentEntry] index];
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NSString *origAlbum = [[playlistController currentEntry] album];
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NSString *curAlbum;
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NSInteger i;
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PlaylistEntry *pe;
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for (i = 1; i < [[playlistController arrangedObjects] count]; i++)
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{
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pe = [playlistController entryAtIndex:index - i];
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if (pe == nil)
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break;
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curAlbum = [pe album];
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if (curAlbum == nil)
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{
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found = YES;
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break;
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}
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if ([curAlbum caseInsensitiveCompare:origAlbum] != NSOrderedSame)
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{
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if (foundAlbum == NO)
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{
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foundAlbum = YES;
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// now we need to move up to the first song in the album, so we'll
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// go till we either find index 0, or the first song in the album
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origAlbum = curAlbum;
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continue;
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}
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else
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{
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found = YES; // terminate loop
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break;
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}
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}
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}
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if (found || foundAlbum)
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{
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if (foundAlbum == YES)
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i--;
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[self playEntryAtIndex:index - i];
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}
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}
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- (IBAction)volumeDown:(id)sender
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{
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double newVolume = [audioPlayer volumeDown:DEFAULT_VOLUME_DOWN];
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[volumeSlider setDoubleValue:logarithmicToLinear(newVolume)];
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[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
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}
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- (IBAction)volumeUp:(id)sender
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{
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double newVolume;
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newVolume = [audioPlayer volumeUp:DEFAULT_VOLUME_UP];
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[volumeSlider setDoubleValue:logarithmicToLinear(newVolume)];
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[[NSUserDefaults standardUserDefaults] setDouble:[audioPlayer volume] forKey:@"volume"];
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}
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- (void)audioPlayer:(AudioPlayer *)player willEndStream:(id)userInfo
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{
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PlaylistEntry *curEntry = (PlaylistEntry *)userInfo;
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PlaylistEntry *pe;
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if (curEntry.stopAfter)
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pe = nil;
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else
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{
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pe = [playlistController getNextEntry:curEntry];
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if (pe && [pe metadataLoaded] != YES) {
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NSArray * entries = [NSArray arrayWithObject:pe];
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[playlistLoader performSelectorInBackground:@selector(loadInfoForEntries:) withObject:entries];
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}
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}
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if (pe)
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[player setNextStream:[pe URL] withUserInfo:pe withRGInfo:makeRGInfo(pe)];
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else
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[player setNextStream:nil];
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}
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- (void)audioPlayer:(AudioPlayer *)player didBeginStream:(id)userInfo
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{
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PlaylistEntry *pe = (PlaylistEntry *)userInfo;
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[playlistController setCurrentEntry:pe];
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[self setPosition:0];
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[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidBeginNotficiation object:pe];
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}
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- (void)audioPlayer:(AudioPlayer *)player didChangeStatus:(NSNumber *)s userInfo:(id)userInfo
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{
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int status = [s intValue];
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if (status == CogStatusStopped || status == CogStatusPaused)
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{
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if (positionTimer)
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{
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[positionTimer invalidate];
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positionTimer = NULL;
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}
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if (status == CogStatusStopped)
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{
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[self setPosition:0];
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[self setSeekable:NO]; // the player stopped, disable the slider
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|
|
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidStopNotficiation object:nil];
|
|
}
|
|
else // paused
|
|
{
|
|
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidPauseNotficiation object:nil];
|
|
}
|
|
}
|
|
else if (status == CogStatusPlaying)
|
|
{
|
|
if (!positionTimer) {
|
|
positionTimer = [NSTimer timerWithTimeInterval:0.2 target:self selector:@selector(updatePosition:) userInfo:nil repeats:YES];
|
|
[[NSRunLoop currentRunLoop] addTimer:positionTimer forMode:NSRunLoopCommonModes];
|
|
}
|
|
|
|
[[NSNotificationCenter defaultCenter] postNotificationName:CogPlaybackDidResumeNotficiation object:nil];
|
|
}
|
|
|
|
if (status == CogStatusStopped) {
|
|
[playlistController setCurrentEntry:nil];
|
|
[self setSeekable:NO]; // the player stopped, disable the slider
|
|
}
|
|
else {
|
|
[self setSeekable:YES];
|
|
}
|
|
switch (status) {
|
|
case CogStatusPlaying:
|
|
DLog(@"PLAYING!");
|
|
break;
|
|
case CogStatusPaused:
|
|
DLog(@"PAUSED!");
|
|
break;
|
|
|
|
default:
|
|
DLog(@"STOPED!");
|
|
break;
|
|
}
|
|
|
|
if (status == CogStatusStopped) {
|
|
status = CogStatusStopping;
|
|
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 3 * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
|
|
if ([self playbackStatus] == CogStatusStopping)
|
|
[self setPlaybackStatus:CogStatusStopped];
|
|
});
|
|
}
|
|
|
|
[self setPlaybackStatus:status];
|
|
// If we don't send it here, if we've stopped, then the NPIC will be stuck at the last file we played.
|
|
[self sendMetaData];
|
|
}
|
|
|
|
- (void)playlistDidChange:(PlaylistController *)p
|
|
{
|
|
[audioPlayer resetNextStreams];
|
|
}
|
|
|
|
- (void)setPosition:(double)p
|
|
{
|
|
position = p;
|
|
|
|
[[playlistController currentEntry] setCurrentPosition:p];
|
|
}
|
|
|
|
- (double)position
|
|
{
|
|
return position;
|
|
}
|
|
|
|
- (void)setSeekable:(BOOL)s
|
|
{
|
|
seekable = s;
|
|
}
|
|
|
|
- (BOOL)seekable
|
|
{
|
|
return seekable && [[playlistController currentEntry] seekable];
|
|
}
|
|
|
|
- (void)sendMetaData {
|
|
MPNowPlayingInfoCenter * defaultCenter = [MPNowPlayingInfoCenter defaultCenter];
|
|
|
|
PlaylistEntry * entry = [playlistController currentEntry];
|
|
NSMutableDictionary *songInfo = [[NSMutableDictionary alloc] init];
|
|
|
|
if (entry) {
|
|
if ([entry title])
|
|
[songInfo setObject:[entry title] forKey:MPMediaItemPropertyTitle];
|
|
if ([entry artist])
|
|
[songInfo setObject:[entry artist] forKey:MPMediaItemPropertyArtist];
|
|
if ([entry album])
|
|
[songInfo setObject:[entry album] forKey:MPMediaItemPropertyAlbumTitle];
|
|
if ([entry albumArt]) {
|
|
// can't do && with @available
|
|
if (@available(macOS 10.13.2, *)) {
|
|
CGSize artworkSize = CGSizeMake(500, 500);
|
|
MPMediaItemArtwork *mpArtwork = [[MPMediaItemArtwork alloc] initWithBoundsSize:artworkSize requestHandler:^NSImage * _Nonnull(CGSize size) {
|
|
return [entry albumArt];
|
|
}];
|
|
[songInfo setObject:mpArtwork forKey:MPMediaItemPropertyArtwork];
|
|
}
|
|
}
|
|
// I don't know what NPIC does with these since they aren't exposed in UI, but if we have them, use it.
|
|
// There's a bunch of other metadata, but PlaylistEntry can't represent a lot of it.
|
|
if ([entry genre])
|
|
[songInfo setObject:[entry genre] forKey:MPMediaItemPropertyGenre];
|
|
if ([entry year]) {
|
|
// If PlaylistEntry can represent a full date like some tag formats can do, change it
|
|
NSCalendar *calendar = [NSCalendar currentCalendar];
|
|
NSDate *releaseYear = [calendar dateWithEra:1 year:[[entry year] intValue] month:0 day:0 hour:0 minute:0 second:0 nanosecond:0];
|
|
[songInfo setObject:releaseYear forKey:MPMediaItemPropertyReleaseDate];
|
|
}
|
|
[songInfo setObject:[NSNumber numberWithFloat:[entry currentPosition]] forKey:MPNowPlayingInfoPropertyElapsedPlaybackTime];
|
|
[songInfo setObject:[entry length] forKey:MPMediaItemPropertyPlaybackDuration];
|
|
[songInfo setObject:[NSNumber numberWithFloat:[entry index]] forKey:MPMediaItemPropertyPersistentID];
|
|
}
|
|
|
|
switch (playbackStatus) {
|
|
case CogStatusPlaying:
|
|
defaultCenter.playbackState = MPNowPlayingPlaybackStatePlaying;
|
|
break;
|
|
case CogStatusPaused:
|
|
defaultCenter.playbackState = MPNowPlayingPlaybackStatePaused;
|
|
break;
|
|
|
|
default:
|
|
defaultCenter.playbackState = MPNowPlayingPlaybackStateStopped;
|
|
break;
|
|
}
|
|
|
|
[defaultCenter setNowPlayingInfo:songInfo];
|
|
}
|
|
|
|
|
|
|
|
|
|
@end
|