From: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Date: Sun, 28 Feb 2010 18:33:33 +0000 (+0000)
Subject: Process picture aspect ratio changes in H.264.
X-Git-Tag: v0.6~1018
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7c994c366c311ba7799aef80efaf80e265c0c329;p=platform%2Fupstream%2Flibav.git

Process picture aspect ratio changes in H.264.
This fixes playback of such streams with ffplay (but does not affect
current ffmpeg).

Patch by Janusz Krzysztofik, jkrzyszt A tis D icnet D pl

Originally committed as revision 22112 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 5185e31..034142e 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -1775,7 +1775,9 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
         s->height= 16*s->mb_height - 4*FFMIN(h->sps.crop_bottom, 3);
 
     if (s->context_initialized
-        && (   s->width != s->avctx->width || s->height != s->avctx->height)) {
+        && (   s->width != s->avctx->width || s->height != s->avctx->height
+                || h->sps.sar.num != s->avctx->sample_aspect_ratio.num
+                || h->sps.sar.den != s->avctx->sample_aspect_ratio.den)) {
         if(h != h0)
             return -1;   // width / height changed during parallelized decoding
         free_tables(h);