From ff921378652135e2acd6efe4051b67ffc26a353a Mon Sep 17 00:00:00 2001
From: Ivan Kalvachev <ikalvachev@gmail.com>
Date: Sat, 14 Feb 2009 16:24:45 +0000
Subject: Describe the purpose of magic in xvmc structure.

Originally committed as revision 17237 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/xvmc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/xvmc.h')

diff --git a/libavcodec/xvmc.h b/libavcodec/xvmc.h
index d9aa154f8f..da27f95675 100644
--- a/libavcodec/xvmc.h
+++ b/libavcodec/xvmc.h
@@ -40,7 +40,7 @@
 
 struct xvmc_render_state {
     //these are not changed by the decoder!
-    int  magic;
+    int  magic; ///< used as check for memory corruption by regular pixel routines
 
     short * data_blocks;
     XvMCMacroBlock * mv_blocks;
-- 
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