diff options
Diffstat (limited to 'libavformat/mpjpegdec.c')
| -rw-r--r-- | libavformat/mpjpegdec.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/libavformat/mpjpegdec.c b/libavformat/mpjpegdec.c index 24bf232db2..c79a39c69d 100644 --- a/libavformat/mpjpegdec.c +++ b/libavformat/mpjpegdec.c @@ -336,10 +336,8 @@ static int mpjpeg_read_packet(AVFormatContext *s, AVPacket *pkt) pkt->size = 0; pkt->pos = avio_tell(s->pb); - /* we may need to return as much as all we've read back to the buffer */ - ffio_ensure_seekback(s->pb, read_chunk); - - while ((ret = av_append_packet(s->pb, pkt, read_chunk - remaining)) >= 0) { + while ((ret = ffio_ensure_seekback(s->pb, read_chunk - remaining)) >= 0 && /* we may need to return as much as all we've read back to the buffer */ + (ret = av_append_packet(s->pb, pkt, read_chunk - remaining)) >= 0) { /* scan the new data */ char *start; |