\ffmpeg -list_options true -f dshow -i audio="Realtek Digital Input (Realtek "
[dshow @ 00000000005a8bc0] DirectShow audio only device options (from audio devi
ces)
[dshow @ 00000000005a8bc0] Pin "Capture" (alternative pin name "Capture")
[dshow @ 00000000005a8bc0] min ch=1 bits=8 rate= 11025 max ch=2 bits=16 rate=
44100
你跟我讲最高44.1khz 16bit?