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VC1: simplify a calculation in a loop.
author
Ronald S. Bultje
<rsbultje@gmail.com>
Thu, 17 Feb 2011 17:14:12 +0000
(12:14 -0500)
committer
Ronald S. Bultje
<rsbultje@gmail.com>
Thu, 17 Feb 2011 22:35:35 +0000
(17:35 -0500)
libavcodec/vc1dec.c
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diff --git
a/libavcodec/vc1dec.c
b/libavcodec/vc1dec.c
index
169797c
..
e254d1b
100644
(file)
--- a/
libavcodec/vc1dec.c
+++ b/
libavcodec/vc1dec.c
@@
-199,7
+199,7
@@
static void vc1_put_block(VC1Context *v, DCTELEM block[6][64])
for(k = 0; k < 6; k++)
for(j = 0; j < 8; j++)
for(i = 0; i < 8; i++)
- block[k][i + j*8] = (
(block[k][i + j*8] - 128) << 1) + 128
;
+ block[k][i + j*8] = (
block[k][i + j*8] - 64) << 1
;
}
ys = v->s.current_picture.linesize[0];