//--------------------------------------------------------------
void AudioAnalyzer::update() {
float rmsAmplitude = 0;
for (int i = 0; i < bufferSize; i++) {
//calculate the root mean square amplitude
rmsAmplitude += audioInput[i];//sqrt(audioInput[i]*audioInput[i]);
}
//now we need to get the average
rmsAmplitude /= (float)bufferSize;
averageVal = rmsAmplitude;
//cout << "average Val " << averageVal << endl;
fft->setSignal( audioInput );
memcpy(fftOutput, fft->getAmplitude(), sizeof(float) * fft->getBinSize());
for(int i = 0; i < fft->getBinSize(); i++)
eqOutput[i] = fftOutput[i] * eqFunction[i];
fft->setPolar(eqOutput, fft->getPhase());
fft->clampSignal();
memcpy(ifftOutput, fft->getSignal(), sizeof(float) * fft->getSignalSize());
for(int i = 0; i < bufferSize; i++)
blendfft[i] = .9*blendfft[i] + .1*ifftOutput[i];
//aubio.processAudio(audioInput, NUM_BANDS);
//for(int i = 0; i < bufferSize; i++)
// averageVal += ifftOutput[i];
//averageVal = 1;//(float)bufferSize;
//aubio.amplitude;
//stats_pitch.update(aubio.pitch);
calculateAverageFFTBands( eqOutput, fft->getBinSize() );
updatePeaks(peakThreshold, eqOutput, fft->getBinSize());
panel.update();
}
void GuiSpectrumAnalyser::setVisualizationMode(int mode)
{
visualization_mode = mode;
visualizationMenu->setItemChecked(MODE_ANALYSER, (mode == MODE_ANALYSER));
visualizationMenu->setItemChecked(MODE_DISABLED, (mode == MODE_DISABLED));
if (mode == MODE_ANALYSER)
{
if (!winSkinVis)
{
winSkinVis=new WinSkinVis(this,"WinSkinVis");
connect(winSkinVis,SIGNAL(doRepaint()),this,SLOT(updatePeaks()));
}
}
else
{
delete winSkinVis;
winSkinVis = NULL;
}
update();
}
