b78e7197a8
Change license headers to say 'FFmpeg' instead of 'this program/this library'
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and fix GPL/LGPL version mismatches.
Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:30:46 +00:00
ebbafcb454
sse implementation of imdct.
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patch mostly by Zuxy Meng (zuxy dot meng at gmail dot com)
Originally committed as revision 6311 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-21 16:37:39 +00:00
1e4ecf26f5
ff_fft_calc_3dn/3dn2/sse: convert intrinsics to inline asm.
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2.5% faster fft, 0.5% faster vorbis.
Originally committed as revision 6023 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-18 23:53:49 +00:00
2ffb22d2ad
use xorps instead of mulps to toggle the sign of a float, as suggested by Software Optimization Guide for AMD64 Processors.
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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
2006-03-05 20:25:18 +00:00
5509bffa88
Update licensing information: The FSF changed postal address.
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Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
bb270c0896
COSMETICS: tabs --> spaces, some prettyprinting
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Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
115329f160
COSMETICS: Remove all trailing whitespace.
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Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
68951ecf0c
fft_*() renamed into ff_fft_*() patch by (Gildas Bazin <gbazin at altern dot org>)
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Originally committed as revision 2882 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-13 21:43:24 +00:00
e1958604fd
added define for builtins use - inverse fix by Romain Dolbeau
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Originally committed as revision 1410 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-07 17:41:43 +00:00
bb6f569072
new generic FFT/MDCT code for audio codecs
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Originally committed as revision 1088 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-28 00:34:08 +00:00
Diego Biurrun
Loren Merritt
Zuxy Meng
Gildas Bazin
Fabrice Bellard