From: Stephen Backway <stev391@exemail.com.au>
Date: Wed, 26 Aug 2009 11:31:37 +0000 (+0000)
Subject: Always allocate a buffer of AVPALETTE_SIZE for palette in the
X-Git-Tag: v0.6~3489
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4a3178b0127e649a507c2d3b45fa16865ad93580;p=platform%2Fupstream%2Flibav.git

Always allocate a buffer of AVPALETTE_SIZE for palette in the
Bluray subtitle decoder instead of as small as possible.
This avoids completely unnecessary issues with e.g. libswscale.
(See r19673)

Patch by Stephen Backway, stev391 A exemail D com D au

Originally committed as revision 19714 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/pgssubdec.c b/libavcodec/pgssubdec.c
index 275f45a..5041d3a 100644
--- a/libavcodec/pgssubdec.c
+++ b/libavcodec/pgssubdec.c
@@ -367,7 +367,7 @@ static int display_end_segment(AVCodecContext *avctx, void *data,
 
     /* Allocate memory for colors */
     sub->rects[0]->nb_colors    = 256;
-    sub->rects[0]->pict.data[1] = av_malloc(sub->rects[0]->nb_colors * sizeof(uint32_t));
+    sub->rects[0]->pict.data[1] = av_mallocz(AVPALETTE_SIZE);
 
     memcpy(sub->rects[0]->pict.data[1], ctx->clut, sub->rects[0]->nb_colors * sizeof(uint32_t));