drop non keyframes before the first keyframe for stream copy

Originally committed as revision 9881 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago · 7cacf1e86a
parent 4efd6f58b6
commit 7cacf1e86a
1 changed files with 3 additions and 0 deletions
--- a/ffmpeg.c
+++ b/ffmpeg.c
@ -1210,6 +1210,9 @@ static int output_packet(AVInputStream *ist, int ist_index,
                        AVPacket opkt;
                        av_init_packet(&opkt);

+                        if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
+                            continue;
+
                        /* no reencoding needed : output the packet directly */
                        /* force the input stream PTS */