From ea689c8eb729b2ecb745ef46ca4567328885b8e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Falk=20H=C3=BCffner?= <mellum@users.sourceforge.net>
Date: Sat, 28 Sep 2002 02:18:34 +0000
Subject: [PATCH] An easy way to speed up encoding by 6%.

Originally committed as revision 978 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/mpegvideo.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index 98bc596b49..42e192eac6 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -2749,9 +2749,11 @@ static int dct_quantize_c(MpegEncContext *s,
     
     s->fdct (block);
 
+#ifndef ARCH_ALPHA              /* Alpha uses unpermuted matrix */
     /* we need this permutation so that we correct the IDCT
        permutation. will be moved into DCT code */
     block_permute(block);
+#endif
 
     if (s->mb_intra) {
         if (!s->h263_aic) {