实时音视频 SPARKRTC-数据类型:HWRtcAudioFrame

时间:2024-10-24 18:56:14

HWRtcAudioFrame

表36 音频信息

属性

描述

@property (nonatomic, assign) HWRtcAudioFrameType frameType;

音频帧类型,具体请参见HWRtcAudioFrameType

@property (nonatomic, assign) NSUInteger samples;

每个声道的采样点数,iSamples=iSamplesPerSec * 10ms /1000

@property (nonatomic, assign) NSUInteger samplesPerSec;

采样率

@property (nonatomic, assign) NSUInteger bytesPerSample; // bitsPerSample

每个采样点的字节数,pcm数据一般2字节

@property (nonatomic, assign) NSUInteger channels;

声道数

@property (strong, nonatomic) NSData * _Nullable data;

数据缓冲区,长度=samples*bytesPerSample*channels

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