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author | Zuxy Meng <zuxy.meng@gmail.com> | 2006-03-05 20:25:18 +0000 |
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committer | Guillaume Poirier <gpoirier@mplayerhq.hu> | 2006-03-05 20:25:18 +0000 |
commit | 2ffb22d2ad014e7fa8ee4c24263eb03abb9e86e5 (patch) | |
tree | 0108b52940ff24d5e18fbd4b56f5f1fc52cb2a61 /libavcodec/dv.c | |
parent | d84f7c61eede0e5327c24e606097c271abc7fea3 (diff) | |
download | ffmpeg-streaming-2ffb22d2ad014e7fa8ee4c24263eb03abb9e86e5.zip ffmpeg-streaming-2ffb22d2ad014e7fa8ee4c24263eb03abb9e86e5.tar.gz |
use xorps instead of mulps to toggle the sign of a float, as suggested by Software Optimization Guide for AMD64 Processors.
Patch by Zuxy Meng < zuxy POIS meng AH gmail POIS com > OKed by Michael
Original thread:
Date: Mar 5, 2006 8:15 PM
Subject: [Ffmpeg-devel] [PATCH] Little optimization to fft_sse.c
Originally committed as revision 5112 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dv.c')
0 files changed, 0 insertions, 0 deletions