[FFmpeg-cvslog] mpeg12dec: avoid reinitializtation on PS changes when possible.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Mon Jul  8 21:46:20 2013 +0200| [970c8df73528659925819dec31c4c8c0887f0321] | committer: Michael Niedermayer

mpeg12dec: avoid reinitializtation on PS changes when possible.

Fixes Ticket2574

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=970c8df73528659925819dec31c4c8c0887f0321
---

 libavcodec/mpeg12dec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index c686151..447057a 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -1172,7 +1172,7 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
         s1->save_width           != s->width                ||
         s1->save_height          != s->height               ||
         s1->save_aspect_info     != s->aspect_ratio_info    ||
-        s1->save_progressive_seq != s->progressive_sequence ||
+        (s1->save_progressive_seq != s->progressive_sequence && (s->height&31)) ||
         0)
     {