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97ce553a94
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77 Commits

Author SHA1 Message Date
Mark Borgerding
97ce553a94 fwd, inverse N-d real FFTs now work to the best of my knowledge 2006-11-14 18:57:44 +00:00
Mark Borgerding
b4d5ded242 fwd kissfftndr sorta works, but the packing is wrong, or at least different from FFTW 2006-11-14 15:32:22 +00:00
Mark Borgerding
592d586c49 *** empty log message *** 2006-06-28 03:38:13 +00:00
Mark Borgerding
2cce2ea306 added kiss_fft_next_fast_size() to determine the next number divisible by the radices 2,3,5 2006-06-28 03:25:02 +00:00
Mark Borgerding
14c9235c44 added a check to hopefully satisfy some brain dead boundscheckers 
and the folks who use them
 2006-06-01 03:04:28 +00:00
Mark Borgerding
070d040425 getting ready for 1.2.4 2005-10-27 19:47:42 +00:00
Mark Borgerding
f088e415b4 real inverse fixed point fft scaling was broken. Now fixed is fixed. 2005-10-27 18:56:45 +00:00
Mark Borgerding
18d0ad1604 *** empty log message *** 2005-10-07 12:29:36 +00:00
Mark Borgerding
3b5dfee961 added kiss_fft_cleanup 
updated Makefiles for long and simd targets
 2005-07-09 03:42:07 +00:00
Mark Borgerding
4be23bffa4 polishing SIMD changes 2005-06-25 04:38:19 +00:00
Mark Borgerding
7f6cbeab2e added simd capability 2005-06-24 03:03:31 +00:00
Mark Borgerding
10dbc47ff3 added some code for 32 bit fixed point fft -- may not be suitable for all platforms 2005-05-31 02:19:07 +00:00
Mark Borgerding
ba105600b4 getting ready for v 1_2_2 2005-05-09 01:43:49 +00:00
Mark Borgerding
4722ccb12b getting ready for long-overdue 1.2.2 2005-05-07 03:02:10 +00:00
Mark Borgerding
473942ae5b *** empty log message *** 2004-07-24 15:27:44 +00:00
Mark Borgerding
4d603f2926 initialized value -- had no effect, but it bugged some guy who sent me email. 2004-07-20 00:33:47 +00:00
Mark Borgerding
0b11af8bea default CFLAGS 2004-04-04 22:02:16 +00:00
Mark Borgerding
75ca67f928 updated copyright years 2004-04-04 21:44:34 +00:00
Mark Borgerding
e3fe1598f0 bunch of minor code cleanup 2004-02-27 03:45:12 +00:00
Mark Borgerding
624f8edfd3 piddly little changes to fastfir stuff 2004-02-26 02:58:10 +00:00
Mark Borgerding
ac2eb527b7 fftnd now uses forward struct declaration 2004-02-24 01:38:52 +00:00
Mark Borgerding
dda6f9638e replaced void pointers with pointers to forward declared structs 2004-02-24 01:29:25 +00:00
Mark Borgerding
16ac58df93 : 2004-02-02 03:51:52 +00:00
Mark Borgerding
1d58b0eced fix for inplace odd rank multi-dimensional ffts 2004-02-02 01:49:08 +00:00
Mark Borgerding
b9edc58bad psdpng does not yet work, but it will create a png 2004-02-01 22:12:35 +00:00
Mark Borgerding
75393dc4fa *** empty log message *** 2004-01-31 16:26:42 +00:00
Mark Borgerding
366f17e379 getting ready for 1.1 2004-01-31 01:28:21 +00:00
Mark Borgerding
9ddb2bb744 *** empty log message *** 2004-01-30 03:40:54 +00:00
Mark Borgerding
6f99fc129a impulse response was bass ackwards 2004-01-30 02:47:35 +00:00
Mark Borgerding
9b738dc492 slight fast fir changes 2004-01-30 00:17:01 +00:00
Mark Borgerding
80eccb4e3c Trying to decide what to do about real odd FFTs 2004-01-29 03:26:48 +00:00
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
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
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
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
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