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author | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-06-29 17:55:35 +0000 |
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committer | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-06-29 17:55:35 +0000 |
commit | 2ec6762923fea7f28331849b1d394f30dfce1aff (patch) | |
tree | 58ff3fcc1ac955a2b07e81d74fe489076e1fe631 /mp3lib/layer2.c | |
parent | bf8a76c06387345aa448b66ce2dff37ba0fcd69e (diff) | |
download | mpv-2ec6762923fea7f28331849b1d394f30dfce1aff.tar.bz2 mpv-2ec6762923fea7f28331849b1d394f30dfce1aff.tar.xz |
Added newest MMX-optimized decore which speedups decoding at least on 13% for any cpu.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1246 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'mp3lib/layer2.c')
-rw-r--r-- | mp3lib/layer2.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mp3lib/layer2.c b/mp3lib/layer2.c index b8d7d12df7..21722e5533 100644 --- a/mp3lib/layer2.c +++ b/mp3lib/layer2.c @@ -50,8 +50,16 @@ static void init_layer2(void) { double m=mulmul[k]; table = muls[k]; + if(_has_mmx) + { + for(j=3,i=0;i<63;i++,j--) + *table++ = 16384 * m * pow(2.0,(double) j / 3.0); + } + else for(j=3,i=0;i<63;i++,j--) + { *table++ = m * pow(2.0,(double) j / 3.0); + } *table++ = 0.0; } } |