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Fix for fftCalc

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This commit is contained in:
Blaž Kristan 2022-06-16 07:47:58 +02:00
parent 477c9ef577
commit f92c336ae4
1 changed files with 3 additions and 3 deletions
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6
usermods/audioreactive/audio_reactive.h
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@ -136,7 +136,7 @@ static uint8_t linearNoise[16] = { 34, 28, 26, 25, 20, 12, 9, 6, 4, 4, 3, 2, 2,
static float fftResultPink[16] = { 1.70f, 1.71f, 1.73f, 1.78f, 1.68f, 1.56f, 1.55f, 1.63f, 1.79f, 1.62f, 1.80f, 2.06f, 2.47f, 3.35f, 6.83f, 9.55f }; static float fftResultPink[16] = { 1.70f, 1.71f, 1.73f, 1.78f, 1.68f, 1.56f, 1.55f, 1.63f, 1.79f, 1.62f, 1.80f, 2.06f, 2.47f, 3.35f, 6.83f, 9.55f };
// Create FFT object // Create FFT object
static arduinoFFT FFT = arduinoFFT(vReal, vImag, samples, SAMPLE_RATE); static arduinoFFT FFT = arduinoFFT(vReal, vImag, samplesFFT, SAMPLE_RATE);
static TaskHandle_t FFT_Task; static TaskHandle_t FFT_Task;
float fftAdd(int from, int to) { float fftAdd(int from, int to) {
@ -299,7 +299,7 @@ void FFTcode(void * parameter) {
for (int i=0; i < 16; i++) { for (int i=0; i < 16; i++) {
// Noise supression of fftCalc bins using soundSquelch adjustment for different input types. // Noise supression of fftCalc bins using soundSquelch adjustment for different input types.
fftCalc[i] -= (float)soundSquelch * (float)linearNoise[i] / 4.0f <= 0.0f ? 0 : fftCalc[i]; fftCalc[i] = (fftCalc[i] - (float)soundSquelch * (float)linearNoise[i] / 4.0f <= 0.0f) ? 0 : fftCalc[i];
// Adjustment for frequency curves. // Adjustment for frequency curves.
fftCalc[i] *= fftResultPink[i]; fftCalc[i] *= fftResultPink[i];
@ -393,7 +393,7 @@ class AudioReactive : public Usermod {
const uint16_t delayMs = 10; // I don't want to sample too often and overload WLED const uint16_t delayMs = 10; // I don't want to sample too often and overload WLED
uint8_t maxVol = 10; // Reasonable value for constant volume for 'peak detector', as it won't always trigger uint8_t maxVol = 10; // Reasonable value for constant volume for 'peak detector', as it won't always trigger
uint8_t binNum = 0; // Used to select the bin for FFT based beat detection. uint8_t binNum = 8; // Used to select the bin for FFT based beat detection.
uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output
uint8_t myVals[32]; // Used to store a pile of samples because WLED frame rate and WLED sample rate are not synchronized. Frame rate is too low. uint8_t myVals[32]; // Used to store a pile of samples because WLED frame rate and WLED sample rate are not synchronized. Frame rate is too low.
bool samplePeak = 0; // Boolean flag for peak. Responding routine must reset this flag bool samplePeak = 0; // Boolean flag for peak. Responding routine must reset this flag