SndStreamMixer.h

//
//  $Id: SndStreamMixer.h 3449 2009-04-04 16:52:47Z leighsmith $
//
//  Original Author: SKoT McDonald <skot@tomandandy.com>
//
//  Copyright (c) 2001, The MusicKit Project.  All rights reserved.
//
//  Permission is granted to use and modify this code for commercial and 
//  non-commercial purposes so long as the author attribution and copyright 
//  messages remain intact and accompany all relevant code.
//

#ifndef __SND_STREAM_MIXER_H__
#define __SND_STREAM_MIXER_H__

#import <Foundation/Foundation.h>

#import "SndAudioBuffer.h"
#import "SndStreamClient.h"
#import "SndAudioProcessorChain.h"

@interface SndStreamMixer : NSObject
{
    NSMutableArray *streamClients;
    NSLock *streamClientsLock;
    SndAudioProcessorChain *processorChain;
    double nowTime;
    double lastNowTime;
}

+ mixer;

- init;

- (void) dealloc;

- (NSString *) description;

- processInBuffer: (SndAudioBuffer *) inB
        outBuffer: (SndAudioBuffer *) outB
          nowTime: (double) t;

- (BOOL) removeClient: (SndStreamClient *) client;

- (int) addClient: (SndStreamClient *) client;

- (void) finishMixing;

- (int) clientCount;

- (SndAudioProcessorChain *) audioProcessorChain;

- (void) resetTime: (double) originTimeInSeconds;

- (SndStreamClient *) clientAtIndex: (int) clientIndex;

@end


#endif

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