AudioDecodeController.h

#import <UIKit/UIKit.h>
#import <AudioToolbox/AudioToolbox.h>
#import <AVFoundation/AVFoundation.h>
#import "Frames.h"






#define kNumAQBufs 3
#define kAudioBufferSeconds 3

typedef enum _AUDIO_STATE {
    AUDIO_STATE_READY           = 0,
    AUDIO_STATE_STOP            = 1,
    AUDIO_STATE_PLAYING         = 2,
    AUDIO_STATE_PAUSE           = 3,
    AUDIO_STATE_SEEKING         = 4
} AUDIO_STATE;



@interface AudioDecodeController : NSObject {
  NSString *playingFilePath_;
  AudioStreamBasicDescription audioStreamBasicDesc_;
  AudioQueueRef audioQueue_;
  AudioQueueBufferRef audioQueueBuffer_[kNumAQBufs];
  BOOL started_, finished_;
  NSTimeInterval durationTime_, startedTime_;
  NSInteger state_;
  NSTimer *seekTimer_;
  NSLock *decodeLock_;
 

  }

- (void)_startAudio;
- (void)_stopAudio;
- (BOOL)createAudioQueue;
- (void)removeAudioQueue;
- (void)audioQueueDecodeCallback:(AudioQueueRef)inAQ inBuffer:(AudioQueueBufferRef)inBuffer;
- (void)audioDecodeIsRunningCallback;
- (OSStatus)enqueueBuffer:(AudioQueueBufferRef)buffer;
- (id)initWithStreamer:(Frames*)streamer;

- (OSStatus)startQueue;

@end