From e98b47557bba168bffd78eb46f0e9ecbdac6c02a Mon Sep 17 00:00:00 2001
From: Diego Biurrun <diego@biurrun.de>
Date: Sun, 15 Feb 2009 18:59:18 +0000
Subject: [PATCH] Explain how AV_XVMC_RENDER_MAGIC got its seemingly arbitrary
 value.

Originally committed as revision 17342 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/xvmc.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/xvmc.h b/libavcodec/xvmc.h
index 5c879579fe1..993f8c6779e 100644
--- a/libavcodec/xvmc.h
+++ b/libavcodec/xvmc.h
@@ -30,8 +30,8 @@
 #define AV_XVMC_STATE_PREDICTION               2  /**  the surface is needed for prediction, the codec manipulates this */
 #define AV_XVMC_STATE_OSD_SOURCE               4  /**  this surface is needed for subpicture rendering */
 #endif
-#define AV_XVMC_RENDER_MAGIC          0x1DC711C0  /**< magic value to ensure that regular pixel routines haven't corrupted the struct */
-//                                 1337 IDCT MCo
+#define AV_XVMC_RENDER_MAGIC          0x1DC711C0  /**< magic value to ensure that regular pixel routines haven't corrupted the struct
+                                                       the number is 1337 speak for the letters IDCT MCo (motion compensation) */
 
 struct xvmc_pix_fmt {
 /** Set by calling application
-- 
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