diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/test_filter.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/src/test/test_filter.c b/src/test/test_filter.c index d78578a..0f7c6b9 100644 --- a/src/test/test_filter.c +++ b/src/test/test_filter.c @@ -13,31 +13,12 @@ static double get_level(double *samples) { -#if 0 - int i; - double last = 0, envelope = 0; - int up = 0; - - for (i = SAMPLERATE/2; i < SAMPLERATE; i++) { - if (last < samples[i]) { - up = 1; - } else if (last > samples[i]) { - if (up) { - if (last > envelope) - envelope = last; - } - up = 0; - } - last = samples[i]; - } -#else int i; double envelope = 0; for (i = SAMPLERATE/2; i < SAMPLERATE; i++) { if (samples[i] > envelope) envelope = samples[i]; } -#endif return envelope; } @@ -72,7 +53,7 @@ int main(void) gen_samples(samples, (double)i); filter_process(&filter_low, samples, SAMPLERATE); level = get_level(samples); - printf("%4d Hz: %.1f dB", i, level2db(level)); + printf("%s%4d Hz: %.1f dB", debug_db(level), i, level2db(level)); if (i == 1000) printf(" cutoff\n"); else if (i == 2000) @@ -91,7 +72,7 @@ int main(void) gen_samples(samples, (double)i); filter_process(&filter_high, samples, SAMPLERATE); level = get_level(samples); - printf("%4d Hz: %.1f dB", i, level2db(level)); + printf("%s%4d Hz: %.1f dB", debug_db(level), i, level2db(level)); if (i == 2000) printf(" cutoff\n"); else if (i == 1000) @@ -112,7 +93,7 @@ int main(void) filter_process(&filter_low, samples, SAMPLERATE); filter_process(&filter_high, samples, SAMPLERATE); level = get_level(samples); - printf("%4d Hz: %.1f dB", i, level2db(level)); + printf("%s%4d Hz: %.1f dB", debug_db(level), i, level2db(level)); if (i == 1000) printf(" cutoff high\n"); else if (i == 2000) |