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VP8: slightly faster loopfilter sharpness logic
author
Jason Garrett-Glaser
<jason@x264.com>
Fri, 4 Feb 2011 07:37:30 +0000
(23:37 -0800)
committer
Michael Niedermayer
<michaelni@gmx.at>
Sun, 6 Feb 2011 19:31:44 +0000
(20:31 +0100)
(cherry picked from commit
8a2c99b48688008dd0a01c4826161ad4f7c25436
)
libavcodec/vp8.c
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diff --git
a/libavcodec/vp8.c
b/libavcodec/vp8.c
index
dce090f
..
b10330a
100644
(file)
--- a/
libavcodec/vp8.c
+++ b/
libavcodec/vp8.c
@@
-1487,7
+1487,7
@@
static av_always_inline void filter_level_for_mb(VP8Context *s, VP8Macroblock *m
interior_limit = filter_level;
if (s->filter.sharpness) {
- interior_limit >>=
s->filter.sharpness > 4 ? 2 : 1
;
+ interior_limit >>=
(s->filter.sharpness + 3) >> 2
;
interior_limit = FFMIN(interior_limit, 9 - s->filter.sharpness);
}
interior_limit = FFMAX(interior_limit, 1);