mpegts: use ffio_ensure_seekback()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-06-30 18:18:48 +02:00
parent 186ec17843
commit 8a8d9a7385

View File

@ -2003,6 +2003,8 @@ static int mpegts_read_header(AVFormatContext *s)
int len;
int64_t pos;
ffio_ensure_seekback(pb, s->probesize);
/* read the first 8192 bytes to get packet size */
pos = avio_tell(pb);
len = avio_read(pb, buf, sizeof(buf));