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Author SHA1 Message Date
Mark Borgerding 481e504c37 *** empty log message *** 2004-04-04 21:29:26 +00:00
Mark Borgerding 5d25194d0f compile flags 2004-04-04 19:41:16 +00:00
Mark Borgerding 1bbb274965 split out tmpbuf and scratchbuf, since they are only used in certain cases 2004-04-03 02:59:20 +00:00
Mark Borgerding 835c16c582 no longer need casting 2004-04-03 00:27:11 +00:00
Mark Borgerding 2de422432e fixed error measuremenet function 2004-04-03 00:26:30 +00:00
Mark Borgerding dd689e1661 now works on platforms where int is 16 bits. e.g. Renesas M16c 2004-04-03 00:25:37 +00:00
Mark Borgerding 2457ce15ad oops -- mag2 2004-03-11 01:34:53 +00:00
Mark Borgerding e3fe1598f0 bunch of minor code cleanup 2004-02-27 03:45:12 +00:00
Mark Borgerding 0fd8da731a compiles clean with lots of -W switches 2004-02-26 03:43:23 +00:00
Mark Borgerding 624f8edfd3 piddly little changes to fastfir stuff 2004-02-26 02:58:10 +00:00
Mark Borgerding ebd0d360e0 reset flags back to safe values 2004-02-24 02:49:59 +00:00
Mark Borgerding 71bf5965b8 very minor tweaks to radix 3 code 2004-02-24 02:21:03 +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 d1e99f297b took laptop timings 
./bm_kiss_float -x 10000 -n 2048

from 1.70 s cpu time
to   1.57
 2004-02-16 13:36:24 +00:00
Mark Borgerding 7e3d2a69b0 generic way of finding python2.3 -- works on redhat & debian systems 2004-02-08 17:32:22 +00:00
Mark Borgerding b1dad2147b made some things const -- doesn't really have an effect under gcc, but it might under some compilers 
added asm target to check to see if the assembly code changes
 2004-02-08 17:10:02 +00:00
Mark Borgerding b61061d52a *** empty log message *** 2004-02-03 13:14:52 +00:00
Mark Borgerding 26ce35083d ./bm_kiss_float -x 40000 -n 1800 
from
cputime=5.840
to
cputime=5.830
 (yeah yeah, I know its not great)
 2004-02-03 01:37:19 +00:00
Mark Borgerding f95bd02866 cputime=5.940 
to
cputime=5.840
 2004-02-03 01:13:10 +00:00
Mark Borgerding 210f219648 ./bm_kiss_float -x 40000 -n 1800 
improved from
cputime=6.010
to
cputime=5.940
 2004-02-03 01:05:10 +00:00
Mark Borgerding 8e00ca1877 ./bm_kiss_float -x 10000 -n 1800 
improved from
cputime=1.540
to
cputime=1.490
 2004-02-03 00:59:33 +00:00
Mark Borgerding 2d66a61546 real_fftnd can do everything real_fftnd can do 2004-02-02 04:47:16 +00:00
Mark Borgerding cec77769a1 added real test 2004-02-02 04:22:02 +00:00
Mark Borgerding 16ac58df93 : 2004-02-02 03:51:52 +00:00
Mark Borgerding c8950c115a testcode 2004-02-02 03:51:23 +00:00
Mark Borgerding 029fad7a65 *** empty log message *** 2004-02-02 02:05:05 +00:00
Mark Borgerding a31b207c15 *** empty log message *** 2004-02-02 02:03:36 +00:00
Mark Borgerding 36f5d5b68b *** empty log message *** 2004-02-02 01:54:17 +00:00
Mark Borgerding 2d2bfb6794 only good for float 2004-02-02 01:53:29 +00:00
Mark Borgerding 1d58b0eced fix for inplace odd rank multi-dimensional ffts 2004-02-02 01:49:08 +00:00
Mark Borgerding 490a602472 test code for in-place odd rank multidimensional FFTs 2004-02-02 01:47:32 +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 2921d93dac aid in fftw benchmarks 2004-01-31 02:47:46 +00:00
Mark Borgerding 1a5f860757 v110 2004-01-31 02:46:20 +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 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
Mark Borgerding bd23fe8d23 the path I was taking would only work for prime numbers (Galois fields) 2003-11-08 01:42:15 +00:00
Mark Borgerding e98f9ff29a going to bed 2003-11-07 03:42:14 +00:00
Mark Borgerding ae305ca400 slightly faster 2003-11-07 03:31:59 +00:00
Mark Borgerding 3a5791f203 slightly faster 2003-11-07 03:23:19 +00:00
Mark Borgerding 1486d89291 faster 2003-11-07 03:04:52 +00:00
Mark Borgerding e9095a161c generic butterfly slightly slower -- hmmm 2003-11-07 02:39:49 +00:00
Mark Borgerding a296b09dbf wrong alloc size 2003-11-07 01:06:44 +00:00
Mark Borgerding cb5312efdc 2d fft seems to work 2003-11-06 03:59:31 +00:00
Mark Borgerding 4c458be5e9 checkpoint -- I don't think I've broken anything (yet) adding 2d fft. 2003-11-04 23:25:49 +00:00