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Only set duration for streams where it is likely correct.

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Fixes issue1120

Originally committed as revision 21620 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-02-03 00:35:10 +00:00
parent bce8840a4e
commit 3c8d75e65b
1 changed files with 2 additions and 1 deletions
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3
libavformat/avidec.c
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@ -415,7 +415,6 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
st->nb_frames = get_le32(pb);
st->start_time = 0;
st->duration = st->nb_frames;
get_le32(pb); /* buffer size */
get_le32(pb); /* quality */
ast->sample_size = get_le32(pb); /* sample ssize */
@ -442,6 +441,8 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
av_log(s, AV_LOG_ERROR, "unknown stream type %X\n", tag1);
goto fail;
}
if(ast->sample_size == 0)
st->duration = st->nb_frames;
ast->frame_offset= ast->cum_len;
url_fskip(pb, size - 12 * 4);
break;