iOS direct sound recording to .m4a file (audio/mpeg-4) using TPAACAudioConverter

Detection score: 4.0

<p>I used TPAACAudioConverter, I converter the pcm to m4a , first the  pcm's  mBitsPerChannel = 16 , when I converted , the m4a's mBitsPerChannel = 32,  Why ? I try to set it , But it can not work. </p>
Posted 13 days ago | reported 13 days ago
Posted by sky (3)

Caught by 5 reasons: