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Author SHA1 Message Date
Mark Borgerding
49a6ad07e0 little easier to understand (hoepfully) 2004-01-24 22:13:14 +00:00
Mark Borgerding
e335546c3e fast conv filtering cleaner ifc 2004-01-24 04:25:19 +00:00
Mark Borgerding
5005a2a99d mmap version 
with flush
 2004-01-24 03:32:21 +00:00
Mark Borgerding
58366b55ac add mmapped version 2004-01-24 02:45:44 +00:00
Mark Borgerding
25e377eaa8 fast conv filtering small edits 
2d files no longer needed with kiss_fftnd
 2004-01-24 01:34:01 +00:00
Mark Borgerding
ca97282da6 does no copy fast conv filtering 2004-01-24 00:46:30 +00:00
Mark Borgerding
227c021f39 extra cleanup 2004-01-04 23:15:44 +00:00
Mark Borgerding
c80f0cafb7 test code for avoiding buffer copies of output in fast conv filtering 2004-01-04 06:32:25 +00:00
Mark Borgerding
8ffc08b07b slightly closer, still overflows in some cases 2004-01-02 22:28:03 +00:00
Mark Borgerding
e749a114cb real fast convolution filtering works mostly, sometimes it does not 
make all the samples ( obeserved with ./fastfir.py -n 1024 -r -l 100000 )
 2004-01-01 18:51:17 +00:00
Mark Borgerding
0243552944 fast convolution filtering works at least for complex numbers. 2003-12-31 22:49:14 +00:00
Mark Borgerding
212ec326e0 prototype code for fast convolution filtering 2003-12-31 04:06:24 +00:00
Mark Borgerding
b468fd96d7 Added mucho comments. 2003-12-30 15:18:41 +00:00
Mark Borgerding
ec3b64a62e added test code for kiss_fftnd 
FFTs can now have an arbitrary # of dimensions
Also, buffer copies are eliminated.
 2003-12-30 05:56:50 +00:00
Mark Borgerding
377ac796f0 streamlined 2003-12-30 03:08:56 +00:00
Mark Borgerding
22ff70b71d n-dimensional FFT works 2003-12-30 02:50:45 +00:00
Mark Borgerding
5e6199c868 no real change 2003-12-30 00:09:50 +00:00
Mark Borgerding
62ecf69446 added prototyping for N-dimensional FFT 2003-12-29 23:05:45 +00:00
Mark Borgerding
10a4a5c46b 2d fft now uses kiss_fft_stride to avoid buffer copies. 2003-12-29 21:07:19 +00:00
Mark Borgerding
4552a14801 added stride to fft input -- should simplify multi-dimensional FFTs 2003-12-29 18:50:13 +00:00
Mark Borgerding
604e238834 split kfc.c into source + header files. Added copyright. 2003-12-29 17:05:13 +00:00
Mark Borgerding
630089ded6 kfc works 2003-12-29 16:46:27 +00:00
Mark Borgerding
cd94cd1ed0 testing kfc (kiss fft cache) 2003-12-29 16:38:03 +00:00
Mark Borgerding
0bd304429d file to cache fft cfg objects for ease of use. 2003-12-26 03:59:46 +00:00
Mark Borgerding
f4961ed74b fixed a bug with nfft==1 
and added utility for more testing
 2003-12-16 03:43:05 +00:00
Mark Borgerding
95a7b856d1 compiles OK under MAC OS X 2003-12-15 03:53:14 +00:00
Mark Borgerding
6b23ebb5c1 getting ready for v100 2003-12-15 03:23:46 +00:00
Mark Borgerding
573536f48f fixed scaling for short real 
moved fft.py from ./ to sample_code
 2003-12-14 05:13:11 +00:00
Mark Borgerding
559c14b49b changed alloc functions to allow for initialization of user-supplied buffer 2003-12-14 03:02:30 +00:00
Mark Borgerding
ab32979a47 *** empty log message *** 2003-12-11 01:56:18 +00:00
Mark Borgerding
ef7f8ff6c0 getting ready to release version 1.0 2003-12-11 01:54:42 +00:00
Mark Borgerding
8a992d0e98 better, reduced mutliply in real fft 2003-12-10 05:48:42 +00:00
Mark Borgerding
b880c599ef optimizing 2003-12-10 05:20:21 +00:00
Mark Borgerding
b737756abb real fwd and rev fft works 2003-12-09 04:10:50 +00:00
Mark Borgerding
14e9b0dce4 about to start working on real inverse fft optimzation 2003-12-09 01:51:29 +00:00
Mark Borgerding
008d7fd4ea zero case optimized 2003-12-09 01:37:48 +00:00
Mark Borgerding
548032e305 real optimization 2003-12-09 01:25:47 +00:00
Mark Borgerding
db56a8b1e2 little better, faster 2003-12-09 01:19:08 +00:00
Mark Borgerding
09dbf36e97 kiss_fftr.c gives correct answers for forward 2003-12-07 04:04:27 +00:00
Mark Borgerding
c2eaab8606 *** empty log message *** 2003-12-05 03:51:33 +00:00
Mark Borgerding
aaa04d9b60 script to make test vectors using Python and the FFT module 2003-12-05 03:40:53 +00:00
Mark Borgerding
72de907478 minor doc changes 2003-12-05 00:35:25 +00:00
Mark Borgerding
39d2974fe3 'make snr' now tests 2d ffts 2003-12-04 04:08:52 +00:00
Mark Borgerding
f3c4a9e9ca internal checkpoint 
split kiss_fft.c into multiple files.  It seems the best approach, all things considered.
 2003-12-04 02:38:50 +00:00
Mark Borgerding
164ab47a25 *** empty log message *** 2003-11-14 04:20:19 +00:00
Mark Borgerding
63e7df14cf fft prototype code for real fft works 2003-11-14 02:11:57 +00:00
Mark Borgerding
968e277f93 working on real optimization 2003-11-14 01:37:31 +00:00
Mark Borgerding
673c7bafa4 real_fft works 2003-11-12 02:49:04 +00:00
Mark Borgerding
206e28f11c made the factorization a separate routine 2003-11-12 01:09:35 +00:00
Mark Borgerding
140f106743 benchmark utilities now give memory info 2003-11-08 02:48:02 +00:00