[FFmpeg-cvslog] VC-1: fix reading of custom PAR.

Reimar Döffinger git at videolan.org
Thu Sep 22 01:17:24 CEST 2011


ffmpeg | branch: release/0.8 | Reimar Döffinger <Reimar.Doeffinger at gmx.de> | Sat Aug 13 11:58:18 2011 +0200| [210d8f4ca23b97bcb34b18a92c6a66b243e86021] | committer: Anton Khirnov

VC-1: fix reading of custom PAR.

Custom PAR num/denum are in 1-256 range.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
Signed-off-by: Diego Biurrun <diego at biurrun.de>
(cherry picked from commit 0e8696551414d4ea0aab2559f9475d1fe49d08f3)

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=210d8f4ca23b97bcb34b18a92c6a66b243e86021
---

 libavcodec/vc1.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index 32869b9..5e53680 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -485,8 +485,8 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
         if(ar && ar < 14){
             v->s.avctx->sample_aspect_ratio = ff_vc1_pixel_aspect[ar];
         }else if(ar == 15){
-            w = get_bits(gb, 8);
-            h = get_bits(gb, 8);
+            w = get_bits(gb, 8) + 1;
+            h = get_bits(gb, 8) + 1;
             v->s.avctx->sample_aspect_ratio = (AVRational){w, h};
         }
         av_log(v->s.avctx, AV_LOG_DEBUG, "Aspect: %i:%i\n", v->s.avctx->sample_aspect_ratio.num, v->s.avctx->sample_aspect_ratio.den);



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