Muxer f4v [F4V Adobe Flash Video]:
    Common extensions: f4v.
    Mime type: application/f4v.
    Default video codec: h264.
    Default audio codec: aac.
f4v muxer AVOptions:
-movflags          <flags>      E..... MOV muxer flags
   rtphint                      E..... Add RTP hint tracks
   empty_moov                   E..... Make the initial moov atom empty (not supported by QuickTime)
   frag_keyframe                E..... Fragment at video keyframes
   separate_moof                E..... Write separate moof/mdat atoms for each track
   frag_custom                  E..... Flush fragments on caller requests
   isml                         E..... Create a live smooth streaming feed (for pushing to a publishing point)
   faststart                    E..... Run a second pass to put the moov at the beginning of the file
-moov_size         <int>        E..... maximum moov size so it can be placed at the begin (from 0 to INT_MAX)
-rtpflags          <flags>      E..... RTP muxer flags
   latm                         E..... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
   rfc2190                      E..... Use RFC 2190 packetization instead of RFC 4629 for H.263
   skip_rtcp                    E..... Don't send RTCP sender reports
   h264_mode0                   E..... Use mode 0 for H264 in RTP
-skip_iods         <int>        E..... Skip writing iods atom. (from 0 to 1)
-iods_audio_profile <int>        E..... iods audio profile atom. (from -1 to 255)
-iods_video_profile <int>        E..... iods video profile atom. (from -1 to 255)
-frag_duration     <int>        E..... Maximum fragment duration (from 0 to INT_MAX)
-min_frag_duration <int>        E..... Minimum fragment duration (from 0 to INT_MAX)
-frag_size         <int>        E..... Maximum fragment size (from 0 to INT_MAX)
-ism_lookahead     <int>        E..... Number of lookahead entries for ISM files (from 0 to INT_MAX)
-use_editlist      <int>        E..... use edit list (from -1 to 1)

