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avformat/utils: set max analyze duration depending on the circumstances 

Fixes Ticket3673

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-05-26 22:10:41 +02:00
parent 52887aa409
commit e6a084641a
1 changed files with 6 additions and 2 deletions
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8
libavformat/utils.c
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@ -3291,8 +3291,12 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
int64_t t = 0;
int max_analyze_duration = ic->max_analyze_duration;
if (!max_analyze_duration)
max_analyze_duration = 5*AV_TIME_BASE;
if (!max_analyze_duration) {
if (!strcmp(ic->iformat->name, "flv") && !(ic->ctx_flags & AVFMTCTX_NOHEADER)) {
max_analyze_duration = 10*AV_TIME_BASE;
} else
max_analyze_duration = 5*AV_TIME_BASE;
}
if (st->time_base.den > 0)
t = av_rescale_q(st->info->codec_info_duration, st->time_base, AV_TIME_BASE_Q);