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guess fps for the variable fps case

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Originally committed as revision 3768 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-12-21 02:16:11 +00:00
parent 6260de6ab0
commit 3e76d1b526
1 changed files with 5 additions and 0 deletions
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5
libavformat/utils.c
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@ -746,6 +746,7 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st,
int64_t new_diff= ABS(st->cur_dts - pkt->pts);
if(old_diff < new_diff && old_diff < (pkt->duration>>3)){
pkt->pts += pkt->duration;
// av_log(NULL, AV_LOG_DEBUG, "id:%d old:%Ld new:%Ld dur:%d cur:%Ld size:%d\n", pkt->stream_index, old_diff, new_diff, pkt->duration, st->cur_dts, pkt->size);
}
}
@ -1743,6 +1744,10 @@ int av_find_stream_info(AVFormatContext *ic)
st = ic->streams[i];
if (!has_codec_parameters(&st->codec))
break;
/* variable fps and no guess at the real fps */
if( st->codec.frame_rate >= 1000LL*st->codec.frame_rate_base
&& best_duration[i]== INT64_MAX)
break;
}
if (i == ic->nb_streams) {
/* NOTE: if the format has no header, then we need to read