Muxer aiff [Audio IFF]:
    Common extensions: aif,aiff,afc,aifc.
    Mime type: audio/aiff.
    Default video codec: png.
    Default audio codec: pcm_s16be.
AIFF muxer AVOptions:
-write_id3v2       <int>        E..... Enable ID3 tags writing. (from 0 to 1)
-id3v2_version     <int>        E..... Select ID3v2 version to write. Currently 3 and 4 are supported. (from 3 to 4)

