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ffmpeg / libavcodec / i386 / fft_sse.c @ 40d0e665

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# Date Author Comment
40d0e665 05/08/2008 09:11 PM Ramiro Polla

Do not misuse long as the size of a register in x86.
typedef x86_reg as the appropriate size and use it instead.

Originally committed as revision 13081 to svn://svn.ffmpeg.org/ffmpeg/trunk

ee387b57 06/08/2007 08:35 PM Graham Booker

work around issues with the old version of Gnu Assembler shipped on
Intel / OSX 10.4.9
patch by Graham Booker % gbooker A cod3r P com %
Original thread:
Date: May 25, 2007 11:51 PM
Subject: [FFmpeg-devel] r9017 breaks WMA decoding on Intel Macs
The patch:...

b550bfaa 05/16/2007 09:51 AM Ronald S. Bultje

Add libavcodec to compiler include flags in order to simplify header
include paths in the source files.
mostly from a patch by Ronald S. Bultje, rbultje ronald.bitfreak net

Originally committed as revision 9034 to svn://svn.ffmpeg.org/ffmpeg/trunk

25e4f8aa 05/13/2007 04:32 PM Zuxy Meng

Faster SSE FFT/MDCT, patch by Zuxy Meng zuxy P meng A gmail P com
unrolls some loops, utilizing all 8 xmm registers. fft-test
shows ~10% speed up in (I)FFT and ~8% speed up in (I)MDCT on Dothan

Originally committed as revision 9017 to svn://svn.ffmpeg.org/ffmpeg/trunk

b78e7197 10/07/2006 03:30 PM Diego Biurrun

Change license headers to say 'FFmpeg' instead of 'this program/this library'
and fix GPL/LGPL version mismatches.

Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk

ebbafcb4 09/21/2006 04:37 PM Loren Merritt

sse implementation of imdct.
patch mostly by Zuxy Meng (zuxy dot meng at gmail dot com)

Originally committed as revision 6311 to svn://svn.ffmpeg.org/ffmpeg/trunk

1e4ecf26 08/18/2006 11:53 PM Loren Merritt

ff_fft_calc_3dn/3dn2/sse: convert intrinsics to inline asm.
2.5% faster fft, 0.5% faster vorbis.

Originally committed as revision 6023 to svn://svn.ffmpeg.org/ffmpeg/trunk

2ffb22d2 03/05/2006 08:25 PM Zuxy Meng

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...

5509bffa 01/12/2006 10:43 PM Diego Biurrun

Update licensing information: The FSF changed postal address.

Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk

bb270c08 12/22/2005 01:10 AM Diego Biurrun

COSMETICS: tabs --> spaces, some prettyprinting

Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk

115329f1 12/17/2005 06:14 PM Diego Biurrun

COSMETICS: Remove all trailing whitespace.

Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk

68951ecf 03/13/2004 09:43 PM Gildas Bazin

fft_*() renamed into ff_fft_*() patch by (Gildas Bazin <gbazin at altern dot org>)

Originally committed as revision 2882 to svn://svn.ffmpeg.org/ffmpeg/trunk

e1958604 01/07/2003 05:41 PM Fabrice Bellard

added define for builtins use - inverse fix by Romain Dolbeau

Originally committed as revision 1410 to svn://svn.ffmpeg.org/ffmpeg/trunk

bb6f5690 10/28/2002 12:34 AM Fabrice Bellard

new generic FFT/MDCT code for audio codecs

Originally committed as revision 1088 to svn://svn.ffmpeg.org/ffmpeg/trunk