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doc/formats: add reference to ffmpeg(1) stream specifiers as that docs is more complete

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Signed-off-by: Marton Balint <cus@passwd.hu>
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Marton Balint 2019-02-16 19:08:53 +01:00
parent 5adc4a98b3
commit a899b3b3c5
1 changed files with 2 additions and 22 deletions
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doc/formats.texi
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@ -234,30 +234,10 @@ At present, applicable for MPEG-PS and MPEG-TS.
Format stream specifiers allow selection of one or more streams that Format stream specifiers allow selection of one or more streams that
match specific properties. match specific properties.
Possible forms of stream specifiers are:
@table @option
@item @var{stream_index}
Matches the stream with this index.
@item @var{stream_type}[:@var{stream_index}]
@var{stream_type} is one of following: 'v' for video, 'a' for audio,
's' for subtitle, 'd' for data, and 't' for attachments. If
@var{stream_index} is given, then it matches the stream number
@var{stream_index} of this type. Otherwise, it matches all streams of
this type.
@item p:@var{program_id}[:@var{stream_index}]
If @var{stream_index} is given, then it matches the stream with number
@var{stream_index} in the program with the id
@var{program_id}. Otherwise, it matches all streams in the program.
@item #@var{stream_id}
Matches the stream by a format-specific ID.
@end table
The exact semantics of stream specifiers is defined by the The exact semantics of stream specifiers is defined by the
@code{avformat_match_stream_specifier()} function declared in the @code{avformat_match_stream_specifier()} function declared in the
@file{libavformat/avformat.h} header. @file{libavformat/avformat.h} header and documented in the
@ref{Stream specifiers,,Stream specifiers section in the ffmpeg(1) manual,ffmpeg}.
@ifclear config-writeonly @ifclear config-writeonly
@include demuxers.texi @include demuxers.texi