131 Commits

Author	SHA1	Message	Date
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	b737756abb	real fwd and rev fft works	2003-12-09 04:10:50 +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	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	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	e9095a161c	generic butterfly slightly slower -- hmmm	2003-11-07 02:39:49 +00:00
Mark Borgerding	ee3094a0e4	benchmark utilities	2003-11-04 02:11:00 +00:00
Mark Borgerding	4ebf0b5aca	aded a CHANGELOG	2003-11-04 02:09:53 +00:00
Mark Borgerding	6c8049cc75	slight changes to Makefile	2003-11-04 01:01:37 +00:00
Mark Borgerding	3c0c0431e2	radix 5 works, but is 6x slower than fftw	2003-11-03 03:03:16 +00:00
Mark Borgerding	8ac63adc77	modified time benchmark to repeat same buffer over and over to avoid IO bottlenecks and get more consistent numbers.	2003-11-01 04:44:50 +00:00
Mark Borgerding	28551899e2	radix 4 faster	2003-11-01 03:49:53 +00:00
Mark Borgerding	d4f87befda	re-added radix 3 butterfly	2003-10-30 02:02:29 +00:00
Mark Borgerding	ca4c74e07c	Woops, one should not test with input of all zeros	2003-10-29 04:29:01 +00:00
Mark Borgerding	1db3d91ee5	getting ready for next release	2003-10-26 04:07:32 +00:00
Mark Borgerding	bca7fd5151	compiles with -ansi -pedantic	2003-10-18 01:23:34 +00:00
Mark Borgerding	6f8bcedc24	radix 3 fixed point still broken	2003-10-17 02:59:32 +00:00
Mark Borgerding	317f11e66e	starting point for radix 3 ... 'make test' output ### testing SNR for 2187 point FFTs #### DOUBLE snr_t2f = 292.51 snr_f2t = 304.97 #### FLOAT snr_t2f = 143.46 snr_f2t = 138.03 #### SHORT snr_t2f = 49.257 snr_f2t = 16.294 #### timing 10000 x 2187 point FFTs #### DOUBLE Elapsed:0:05.05 user:3.60 sys:0.54 #### FLOAT Elapsed:0:02.41 user:1.85 sys:0.23 #### SHORT Elapsed:0:04.02 user:3.13 sys:0.08	2003-10-17 00:11:19 +00:00
Mark Borgerding	c9ff98b2c9	pick the peak frequency from a stereo input	2003-08-14 00:48:51 +00:00
Mark Borgerding	4add8dbbb6	simplified testing	2003-08-13 01:54:58 +00:00
Mark Borgerding	1cd00ce9f5	simplified testing (hopefully)	2003-08-13 01:54:21 +00:00
Mark Borgerding	b095bec02d	NFFT is configurable	2003-08-12 23:28:01 +00:00
Mark Borgerding	a962dc2681	took utility/test code out of main source file and moved down to sample_code	2003-08-10 15:39:15 +00:00