Inherits from NSObject
Declared in SNAudioMix.h

SNAudioMix.mm

– processMix:bgmBuffer:mixedOutBuffer:

micVolume property

bgmVolume property

0 ~ 100 default is 100

@property (nonatomic, assign) NSInteger bgmVolume

0 ~ 100 default is 100

• SNAudioMix.h

0 ~ 100 default is 100

@property (nonatomic, assign) NSInteger micVolume

0 ~ 100 default is 100

• SNAudioMix.h

mic的PCM数据

- (void)processMix:(short *)*micBuf* bgmBuffer:(short *)*bgmBuf* mixedOutBuffer:(short **)*mixedOutBuf*

micBuf
mic的PCM数据

bgmBuf
bgm的PCM数据

mixedOutBuf
混音后的PCM数据,内部会回传处理好的数组地址,外界无需关心内存管理

• SNAudioMix.h