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| author | Nicolas George <nicolas.george@normalesup.org> | 2012-05-20 12:30:16 +0200 |
|---|---|---|
| committer | Nicolas George <nicolas.george@normalesup.org> | 2012-05-20 12:47:27 +0200 |
| commit | ea07063fd82686af3fabb45e5ed10aa48d084d61 (patch) | |
| tree | 4155a495d1499fe71651e8675ec07491283c1e4a | |
| parent | bf3dce6b593826f40dd423a74b44f08bf70cd757 (diff) | |
| download | ffmpeg-ea07063fd82686af3fabb45e5ed10aa48d084d61.tar.gz | |
cmdutils: allow to specify a stream by its ID.
The stream can be specified as "#129" or "#0x81".
It is especially useful for VOBs dumped from a DVD,
where the language-id mapping is available externally
and the probing can find the streams in a random order.
| -rw-r--r-- | cmdutils.c | 6 | ||||
| -rw-r--r-- | doc/avtools-common-opts.texi | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/cmdutils.c b/cmdutils.c index 2879a420c1..2c8439499d 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -1109,6 +1109,12 @@ int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec) return 1; } return 0; + } else if (*spec == '#') { + int sid; + char *endptr; + sid = strtol(spec + 1, &endptr, 0); + if (!*endptr) + return st->id == sid; } else if (!*spec) /* empty specifier, matches everything */ return 1; diff --git a/doc/avtools-common-opts.texi b/doc/avtools-common-opts.texi index c25b535a9d..8246a7cc8f 100644 --- a/doc/avtools-common-opts.texi +++ b/doc/avtools-common-opts.texi @@ -41,6 +41,8 @@ streams of this type. @item p:@var{program_id}[:@var{stream_index}] If @var{stream_index} is given, then matches stream number @var{stream_index} in program with id @var{program_id}. Otherwise matches all streams in this program. +@item #@var{stream_id} +Matches the stream by format-specific ID. @end table @section Generic options |