Fix failure in av_read_frame on timestamp rollover.

Patch by Stephen Dredge, sdredge A tpg com au

Originally committed as revision 23699 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stephen Dredge 2010-06-22 08:48:28 +00:00 committed by Carl Eugen Hoyos
parent d1177cb589
commit 5be5d28ced

View File

@ -1189,11 +1189,11 @@ int av_read_frame(AVFormatContext *s, AVPacket *pkt)
AVPacket *next_pkt= &pktl->pkt;
if(genpts && next_pkt->dts != AV_NOPTS_VALUE){
int wrap_bits = s->streams[next_pkt->stream_index]->pts_wrap_bits;
while(pktl && next_pkt->pts == AV_NOPTS_VALUE){
if( pktl->pkt.stream_index == next_pkt->stream_index
&& next_pkt->dts < pktl->pkt.dts
&& pktl->pkt.pts != pktl->pkt.dts //not b frame
/*&& pktl->pkt.dts != AV_NOPTS_VALUE*/){
&& (0 > av_compare_mod(next_pkt->dts, pktl->pkt.dts, 2LL << (wrap_bits - 1)))
&& av_compare_mod(pktl->pkt.pts, pktl->pkt.dts, 2LL << (wrap_bits - 1))) { //not b frame
next_pkt->pts= pktl->pkt.dts;
}
pktl= pktl->next;