diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi index ea473e14e8..68363ae045 100644 --- a/doc/ffmpeg.texi +++ b/doc/ffmpeg.texi @@ -1888,9 +1888,19 @@ ffmpeg -i inurl -streamid 0:33 -streamid 1:36 out.ts @end example @item -bsf[:@var{stream_specifier}] @var{bitstream_filters} (@emph{output,per-stream}) -Set bitstream filters for matching streams. @var{bitstream_filters} is -a comma-separated list of bitstream filters. Use the @code{-bsfs} option -to get the list of bitstream filters. +Apply bitstream filters to matching streams. + +@var{bitstream_filters} is a comma-separated list of bitstream filter +specifications. The specified bitstream filters are applied to coded packets in +the order they are written in. Each bitstream filter specification is of the +form +@example +@var{filter}[=@var{optname0}=@var{optval0}:@var{optname1}=@var{optval1}:...] +@end example +Any of the ',=:' characters that are to be a part of an option value need to be +escaped with a backslash. + +Use the @code{-bsfs} option to get the list of bitstream filters. @example ffmpeg -i h264.mp4 -c:v copy -bsf:v h264_mp4toannexb -an out.h264 @end example