doc/ffmpeg: Clarify that the sdp_file option requires an rtp output.

Signed-off-by: Simon Thelen <ffmpeg-dev@c-14.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Simon Thelen 2015-11-02 15:57:50 +01:00 committed by Michael Niedermayer
parent 70fb5eadc5
commit b02201efb5

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@ -1233,9 +1233,9 @@ The option is intended for cases where features are needed that cannot be
specified to @command{ffserver} but can be to @command{ffmpeg}.
@item -sdp_file @var{file} (@emph{global})
Print sdp information to @var{file}.
Print sdp information for an output stream to @var{file}.
This allows dumping sdp information when at least one output isn't an
rtp stream.
rtp stream. (Requires at least one of the output formats to be rtp).
@item -discard (@emph{input})
Allows discarding specific streams or frames of streams at the demuxer.