avformat/cdg: Do not fail if filesize cannot be determined

This fixes cdg with piped input which was broken by the previous commit

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-07-11 01:04:04 +02:00
parent 20ad2152dd
commit 0089fb79cc
1 changed files with 4 additions and 3 deletions

View File

@ -46,10 +46,11 @@ static int read_header(AVFormatContext *s)
avpriv_set_pts_info(vst, 32, 1, 300);
ret = avio_size(s->pb);
if (ret < 0)
return ret;
if (ret < 0) {
av_log(s, AV_LOG_WARNING, "Cannot calculate duration as file size cannot be determined\n");
} else
vst->duration = (ret * vst->time_base.den) / (CDG_PACKET_SIZE * 300);
vst->duration = (ret * vst->time_base.den) / (CDG_PACKET_SIZE * 300);
return 0;
}