diff options
Diffstat (limited to 'src/tone-test-sim')
| -rw-r--r-- | src/tone-test-sim/src/test.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/tone-test-sim/src/test.c b/src/tone-test-sim/src/test.c index 3ba00c4..3bff6d7 100644 --- a/src/tone-test-sim/src/test.c +++ b/src/tone-test-sim/src/test.c @@ -41,15 +41,15 @@ int main(int argc, char **argv) return 1; } - const int freq_start = 1750 - 350; - const int freq_stop = 1750 + 350; + const int freq_start = 1750 - 175; + const int freq_stop = 1750 + 175; - for (int freq = freq_start; freq < freq_stop; freq += 20) { - for (int threshold = 200; threshold < 8000; threshold += 240) { + for (int freq = freq_start; freq < freq_stop; freq += 4) { + for (int threshold = 100000; threshold < 4000000; threshold += 100000) { tone_init(threshold); for (size_t j = 0; j < 200; j++) { - float samplef = cosf(2.0f * FLOAT_PI * freq / AUDIO_IN_RATE); + float samplef = cosf(j * 2.0f * FLOAT_PI * freq / AUDIO_IN_RATE); int16_t sample = samplef * 32767.0f; int r = tone_detect_1750(sample); if (r != -1) { |