f54dd1c7b1
Perform playback start and seeking operations in the background, instead of on the main thread, which should help prevent them from stalling the user interface. Signed-off-by: Christopher Snowhill <kode54@gmail.com>
140 lines
4.2 KiB
Objective-C
140 lines
4.2 KiB
Objective-C
//
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// AudioController.h
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// Cog
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//
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// Created by Vincent Spader on 8/7/05.
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// Copyright 2005 Vincent Spader. All rights reserved.
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//
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#import <Cocoa/Cocoa.h>
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#import <CogAudio/CogSemaphore.h>
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#import <AVFoundation/AVFoundation.h>
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#import <AudioToolbox/AudioToolbox.h>
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#import <AudioUnit/AudioUnit.h>
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#import <CoreAudio/CoreAudio.h>
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#import <CoreAudio/CoreAudioTypes.h>
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#import <stdatomic.h>
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@class BufferChain;
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@class OutputNode;
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@interface AudioPlayer : NSObject {
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BufferChain *bufferChain;
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OutputNode *output;
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double volume;
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NSMutableArray *chainQueue;
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NSURL *nextStream;
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id nextStreamUserInfo;
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NSDictionary *nextStreamRGInfo;
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id previousUserInfo; // Track currently last heard track for play counts
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id delegate;
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BOOL outputLaunched;
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BOOL endOfInputReached;
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BOOL startedPaused;
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BOOL initialBufferFilled;
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Semaphore *semaphore;
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atomic_bool resettingNow;
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atomic_int refCount;
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int currentPlaybackStatus;
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BOOL shouldContinue;
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}
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- (id)init;
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- (void)setDelegate:(id)d;
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- (id)delegate;
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- (void)play:(NSURL *)url;
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- (void)play:(NSURL *)url withUserInfo:(id)userInfo withRGInfo:(NSDictionary *)rgi;
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- (void)play:(NSURL *)url withUserInfo:(id)userInfo withRGInfo:(NSDictionary *)rgi startPaused:(BOOL)paused;
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- (void)play:(NSURL *)url withUserInfo:(id)userInfo withRGInfo:(NSDictionary *)rgi startPaused:(BOOL)paused andSeekTo:(double)time;
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- (void)playBG:(NSURL *)url withUserInfo:(id)userInfo withRGInfo:(NSDictionary *)rgi startPaused:(NSNumber *)paused andSeekTo:(NSNumber *)time;
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- (void)stop;
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- (void)pause;
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- (void)resume;
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- (void)seekToTime:(double)time;
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- (void)seekToTimeBG:(NSNumber *)time;
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- (void)setVolume:(double)v;
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- (double)volume;
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- (double)volumeUp:(double)amount;
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- (double)volumeDown:(double)amount;
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- (double)amountPlayed;
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- (double)amountPlayedInterval;
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- (void)setNextStream:(NSURL *)url;
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- (void)setNextStream:(NSURL *)url withUserInfo:(id)userInfo withRGInfo:(NSDictionary *)rgi;
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- (void)resetNextStreams;
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- (void)restartPlaybackAtCurrentPosition;
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- (void)pushInfo:(NSDictionary *)info toTrack:(id)userInfo;
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+ (NSArray *)fileTypes;
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+ (NSArray *)schemes;
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+ (NSArray *)containerTypes;
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@end
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@interface AudioPlayer (Private) // Dont use this stuff!
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- (OutputNode *)output;
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- (BufferChain *)bufferChain;
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- (id)initWithDelegate:(id)d;
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- (void)setPlaybackStatus:(int)status waitUntilDone:(BOOL)wait;
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- (void)setPlaybackStatus:(int)s;
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- (void)requestNextStream:(id)userInfo;
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- (void)requestNextStreamMainThread:(id)userInfo;
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- (void)notifyStreamChanged:(id)userInfo;
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- (void)notifyStreamChangedMainThread:(id)userInfo;
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- (void)beginEqualizer:(AudioUnit)eq;
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- (void)refreshEqualizer:(AudioUnit)eq;
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- (void)endEqualizer:(AudioUnit)eq;
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- (BOOL)endOfInputReached:(BufferChain *)sender;
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- (void)setShouldContinue:(BOOL)s;
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//- (BufferChain *)bufferChain;
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- (void)launchOutputThread;
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- (BOOL)selectNextBuffer;
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- (void)endOfInputPlayed;
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- (void)reportPlayCount;
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- (void)sendDelegateMethod:(SEL)selector withVoid:(void *)obj waitUntilDone:(BOOL)wait;
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- (void)sendDelegateMethod:(SEL)selector withObject:(id)obj waitUntilDone:(BOOL)wait;
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- (void)sendDelegateMethod:(SEL)selector withObject:(id)obj withObject:(id)obj2 waitUntilDone:(BOOL)wait;
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- (BOOL)chainQueueHasTracks;
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@end
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@protocol AudioPlayerDelegate
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- (void)audioPlayer:(AudioPlayer *)player willEndStream:(id)userInfo; // You must use setNextStream in this method
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- (void)audioPlayer:(AudioPlayer *)player didBeginStream:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player didChangeStatus:(id)status userInfo:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player didStopNaturally:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player displayEqualizer:(AudioUnit)eq;
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- (void)audioPlayer:(AudioPlayer *)player refreshEqualizer:(AudioUnit)eq;
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- (void)audioPlayer:(AudioPlayer *)player removeEqualizer:(AudioUnit)eq;
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- (void)audioPlayer:(AudioPlayer *)player sustainHDCD:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player restartPlaybackAtCurrentPosition:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player pushInfo:(NSDictionary *)info toTrack:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player reportPlayCountForTrack:(id)userInfo;
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- (void)audioPlayer:(AudioPlayer *)player setError:(NSNumber *)status toTrack:(id)userInfo;
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@end
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