Statistics
| Branch: | Revision:

ffmpeg / libavcodec / fft.c @ bb54f6ab

History | View | Annotate | Download (6.54 KB)

# Date Author Comment
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

652c59b9 08/19/2006 02:42 AM Loren Merritt

use ff_fft_calc_3dn2 instead of sse on a K8.
1.5% faster vorbis.

Originally committed as revision 6024 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

60ae06e7 08/10/2006 06:49 PM Loren Merritt

r5954 broke fft on cpus with 3dnow but without mm3dnow.h

Originally committed as revision 5974 to svn://svn.ffmpeg.org/ffmpeg/trunk

bcfa3e58 08/08/2006 04:01 AM Loren Merritt

3dnow2 implementation of imdct.
6% faster vorbis and wma.

Originally committed as revision 5954 to svn://svn.ffmpeg.org/ffmpeg/trunk

79433554 07/02/2006 02:05 AM Benjamin Larsson

ff_fft_init now double checks that the system has mm3dnow.h before
checking if the cpu can do 3dnow at all. This bug caused amd cpu's
without sse to not have a working fft function. Ie no wma, cook or
vorbis decoder.

Originally committed as revision 5570 to svn://svn.ffmpeg.org/ffmpeg/trunk

82eb4b0f 03/08/2006 04:13 AM Zuxy Meng

3DNow! & Extended 3DNow! versions of FFT

Patch by Zuxy Meng, zuxy <<dot>> meng >>at<< gmail <<dot>> com
Minor non-functional diff-related fixes by me.

Originally committed as revision 5125 to svn://svn.ffmpeg.org/ffmpeg/trunk

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

983e3246 03/06/2003 11:32 AM Michael Niedermayer

per file doxy

Originally committed as revision 1634 to svn://svn.ffmpeg.org/ffmpeg/trunk

db40a39a 01/16/2003 09:54 PM Michael Niedermayer

AltiVec perf (take 2), plus a couple AltiVec functions by (Romain Dolbeau <dolbeau at irisa dot fr>)

Originally committed as revision 1464 to svn://svn.ffmpeg.org/ffmpeg/trunk

e629ab68 01/11/2003 08:51 PM Romain Dolbeau

altivec jumbo patch by (Romain Dolbeau <dolbeaur at club-internet dot fr>)

Originally committed as revision 1448 to svn://svn.ffmpeg.org/ffmpeg/trunk

8d268a7d 01/07/2003 06:15 PM Fabrice Bellard

fft altivec by Romain Dolbeau - simplified patch, test it on PPC with fft-test and wma decoding

Originally committed as revision 1417 to svn://svn.ffmpeg.org/ffmpeg/trunk

bbbb6d6f 01/07/2003 05:45 PM Fabrice Bellard

enabled SSE fft on x86

Originally committed as revision 1413 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