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wv: do not report invalid stream duration 

If total number of samples is -1 it means stream is of unknown length.

Fixes ticket #1777.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-10-14 10:37:18 +00:00
parent dd5aff001e
commit 039341eb43
1 changed files with 2 additions and 1 deletions
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3
libavformat/wv.c
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@ -255,7 +255,8 @@ static int wv_read_header(AVFormatContext *s)
st->codec->bits_per_coded_sample = wc->bpp;
avpriv_set_pts_info(st, 64, 1, wc->rate);
st->start_time = 0;
st->duration = wc->samples;
if (wc->samples != 0xFFFFFFFFu)
st->duration = wc->samples;
if (s->pb->seekable) {
int64_t cur = avio_tell(s->pb);