 Mark Borgerding
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8ac63adc77
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modified time benchmark to repeat same buffer over and over to avoid IO bottlenecks and get more consistent numbers.
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2003-11-01 04:44:50 +00:00 |
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Mark Borgerding
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28551899e2
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radix 4 faster
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2003-11-01 03:49:53 +00:00 |
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Mark Borgerding
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d4f87befda
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re-added radix 3 butterfly
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2003-10-30 02:02:29 +00:00 |
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Mark Borgerding
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ca4c74e07c
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Woops, one should not test with input of all zeros
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2003-10-29 04:29:01 +00:00 |
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Mark Borgerding
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1db3d91ee5
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getting ready for next release
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2003-10-26 04:07:32 +00:00 |
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Mark Borgerding
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bca7fd5151
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compiles with -ansi -pedantic
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2003-10-18 01:23:34 +00:00 |
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Mark Borgerding
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6f8bcedc24
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radix 3 fixed point still broken
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2003-10-17 02:59:32 +00:00 |
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Mark Borgerding
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317f11e66e
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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
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2003-10-17 00:11:19 +00:00 |
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Mark Borgerding
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c9ff98b2c9
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pick the peak frequency from a stereo input
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2003-08-14 00:48:51 +00:00 |
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Mark Borgerding
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4add8dbbb6
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simplified testing
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2003-08-13 01:54:58 +00:00 |
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Mark Borgerding
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1cd00ce9f5
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simplified testing (hopefully)
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2003-08-13 01:54:21 +00:00 |
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Mark Borgerding
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b095bec02d
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NFFT is configurable
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2003-08-12 23:28:01 +00:00 |
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Mark Borgerding
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a962dc2681
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took utility/test code out of main source file and moved down to sample_code
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2003-08-10 15:39:15 +00:00 |
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