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Diffstat (limited to 'doc/protocols.texi')
| -rw-r--r-- | doc/protocols.texi | 35 |
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diff --git a/doc/protocols.texi b/doc/protocols.texi index 00e182efdc..e887b75576 100644 --- a/doc/protocols.texi +++ b/doc/protocols.texi @@ -515,6 +515,41 @@ time, which is valuable if data transmission is slow. Note that some formats (typically MOV), require the output protocol to be seekable, so they will fail with the pipe output protocol. +@section prompeg + +Pro-MPEG Code of Practice #3 Release 2 FEC protocol. + +The Pro-MPEG CoP#3 FEC is a 2D parity-check forward error correction mechanism +for MPEG-2 Transport Streams sent over RTP. + +This protocol must be used in conjunction with the @code{rtp_mpegts} muxer and +the @code{rtp} protocol. + +The required syntax is: +@example +-f rtp_mpegts -fec prompeg=@var{option}=@var{val}... rtp://@var{hostname}:@var{port} +@end example + +The destination UDP ports are @code{port + 2} for the column FEC stream +and @code{port + 4} for the row FEC stream. + +This protocol accepts the following options: +@table @option + +@item l=@var{n} +The number of columns (4-20, LxD <= 100) + +@item d=@var{n} +The number of rows (4-20, LxD <= 100) + +@end table + +Example usage: + +@example +-f rtp_mpegts -fec prompeg=l=8:d=4 rtp://@var{hostname}:@var{port} +@end example + @section rtmp Real-Time Messaging Protocol. |