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外部输入数据源怎么混 #3

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zhanganl opened this issue May 23, 2019 · 1 comment
Open

外部输入数据源怎么混 #3

zhanganl opened this issue May 23, 2019 · 1 comment

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@zhanganl
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我这边有个场景是：有个两个实时退出samplebuffer的音频源，我想混音成一路，请问可以做到吗？如果可以，可以指点一下吗？谢谢
@JustinYangJing
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好就没打开看消息了， 看了下从CMSampleBufferRef里获取PCM的api,觉得的使用CMSampleBufferGetAudioBufferListWithRetainedBlockBuffer获取AudioBufferList，把AudioBufferList里的数据填充到renderInput的ioData中。未测试过

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@JustinYangJing @zhanganl