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可以用如下方法:
修改audioyusustreamout.cpp,添加方法:
void audioyusustreamout::sws2m(const void* buffer, size_t bytes)
{
uint32 idx_i;
int16 pcm_m;
short* pbuffer=(short*)buffer;
{
//enable software stereo to mono
for(idx_i = 0; idx_i<bytes>>1; idx_i+=2)
{
pcm_m = pbuffer[idx_i+1];
pbuffer[idx_i+1]=pbuffer[idx_i];
pbuffer[idx_i]=pcm_m;
}
}
}
修改ssize_t audioyusustreamout::write(const void* buffer, size_t bytes)
在dumppcmdata(streamout_ori,outbuffer,bytes,streamout_ori_propty);
之前添加: sws2m(buffer,bytes);
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