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doc/muxers: note write_btrt option for MOV/MP4

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Gyan Doshi 2022-05-16 13:52:48 +05:30
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doc/muxers.texi
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@ -1731,6 +1731,14 @@ B-frames. Additionally, eases conformance with the DASH-IF interoperability
guidelines.
This option is implicitly set when writing ismv (Smooth Streaming) files.
@item -write_btrt @var{bool}
Force or disable writing bitrate box inside stsd box of a track.
The box contains decoding buffer size (in bytes), maximum bitrate and
average bitrate for the track. The box will be skipped if none of these values
can be computed.
Default is @code{-1} or @code{auto}, which will write the box only in MP4 mode.
@item -write_prft
Write producer time reference box (PRFT) with a specified time source for the
NTP field in the PRFT box. Set value as @samp{wallclock} to specify timesource