From d2744e19e01bdce56c89d4d4636c5a2ba1245e4d Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sun, 16 Jul 2006 21:09:32 +0000
Subject: [PATCH] use RSHIFT
Originally committed as revision 5773 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/vp3.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c
index fbd14c75a58..ed2f6015e3b 100644
--- a/libavcodec/vp3.c
+++ b/libavcodec/vp3.c
@@ -1145,17 +1145,10 @@ static int unpack_vectors(Vp3DecodeContext *s, GetBitContext *gb)
motion_y[4] += motion_y[k];
}
- if (motion_x[4] >= 0)
- motion_x[4] = (motion_x[4] + 2) / 4;
- else
- motion_x[4] = (motion_x[4] - 2) / 4;
- motion_x[5] = motion_x[4];
-
- if (motion_y[4] >= 0)
- motion_y[4] = (motion_y[4] + 2) / 4;
- else
- motion_y[4] = (motion_y[4] - 2) / 4;
- motion_y[5] = motion_y[4];
+ motion_x[5]=
+ motion_x[4]= RSHIFT(motion_x[4], 2);
+ motion_y[5]=
+ motion_y[4]= RSHIFT(motion_y[4], 2);
/* vector maintenance; vector[3] is treated as the
* last vector in this case */
--
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