avformat/asfdec: Allow packet_obj_size == 0

Fixes Ticket3521

Michael Niedermayer committed 11 years ago

Commit 4ccd2b31 parent be4e1f21 file · +1 −1Browse files

Unified · Split

libavformat/asfdec.c+1−1

@@ -1062,7 +1062,7 @@ static int asf_read_frame_header(AVFormatContext s, AVIOContext pb) · 1061 unmodified lines
1062	int64_t end = avio_tell(pb) + asf->packet_replic_size;	1062	int64_t end = avio_tell(pb) + asf->packet_replic_size;
1063	AVRational aspect;	1063	AVRational aspect;
1064	asfst->packet_obj_size = avio_rl32(pb);	1064	asfst->packet_obj_size = avio_rl32(pb);
1065	if (asfst->packet_obj_size >= (1 << 24) \|\| asfst->packet_obj_size <= 0) {	1065	if (asfst->packet_obj_size >= (1 << 24) \|\| asfst->packet_obj_size < 0) {
1066	av_log(s, AV_LOG_ERROR, "packet_obj_size %d invalid\n", asfst->packet_obj_size);	1066	av_log(s, AV_LOG_ERROR, "packet_obj_size %d invalid\n", asfst->packet_obj_size);
1067	asfst->packet_obj_size = 0;	1067	asfst->packet_obj_size = 0;
1068	return AVERROR_INVALIDDATA;	1068	return AVERROR_INVALIDDATA;