Calculated using the auto-correlation algorithm for every frequency.
input: | - Test Tones: |
output: | |
length: | Audio Buffer Length |
minRms: | Minimal signal strength (Red) |
normalize: | |
Pitch Detection: | |
Pitch Detection Range: | (Green) |
Visualize: | |
stopAfterDetection | |
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Y-Axis: RMS (Red), Auto-Correlation Increase (Blue), Auto-Correlation Score (Black).
X-Axis: Frequency range (2-512 samples = 22.05 kHz - 83 Hz = F10 - E2) and detection area (Green)