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Merge commit '746dca483a2f0f2639265f6e1c0085c8861875a1'

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* commit '746dca483a2f0f2639265f6e1c0085c8861875a1':
  avconv: support forcing codec tags for input streams

Conflicts:
	doc/ffmpeg.texi

See: 6bca574a98
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-02-24 08:53:13 +01:00
commit cc6cc84bc4
2 changed files with 4 additions and 3 deletions
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2
doc/ffmpeg.texi
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@ -1042,7 +1042,7 @@ ffmpeg -i h264.mp4 -c:v copy -bsf:v h264_mp4toannexb -an out.h264
ffmpeg -i file.mov -an -vn -bsf:s mov2textsub -c:s copy -f rawvideo sub.txt
@end example
@item -tag[:@var{stream_specifier}] @var{codec_tag} (@emph{per-stream})
@item -tag[:@var{stream_specifier}] @var{codec_tag} (@emph{input/output,per-stream})
Force a tag/fourcc for matching streams.
@item -timecode @var{hh}:@var{mm}:@var{ss}SEP@var{ff}

5
ffmpeg_opt.c
View File

@ -559,13 +559,14 @@ static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *
static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
{
int i;
char *next, *codec_tag = NULL;
for (i = 0; i < ic->nb_streams; i++) {
AVStream *st = ic->streams[i];
AVCodecContext *dec = st->codec;
InputStream *ist = av_mallocz(sizeof(*ist));
char *framerate = NULL, *hwaccel = NULL, *hwaccel_device = NULL;
char *codec_tag = NULL;
char *next;
if (!ist)
exit_program(1);
@ -2780,7 +2781,7 @@ const OptionDef options[] = {
{ "frames", OPT_INT64 | HAS_ARG | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(max_frames) },
"set the number of frames to record", "number" },
{ "tag", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(codec_tags) },
OPT_EXPERT | OPT_OUTPUT | OPT_INPUT, { .off = OFFSET(codec_tags) },
"force codec tag/fourcc", "fourcc/tag" },
{ "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE |
OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(qscale) },