void process(AUAudioFrameCount frameCount, AUAudioFrameCount bufferOffset) override {
for (int frameIndex = 0; frameIndex < frameCount; ++frameIndex) {
int frameOffset = int(frameIndex + bufferOffset);
centerFrequency = centerFrequencyRamper.getAndStep();
eqfil0->freq = (float)centerFrequency;
eqfil1->freq = (float)centerFrequency;
bandwidth = bandwidthRamper.getAndStep();
eqfil0->bw = (float)bandwidth;
eqfil1->bw = (float)bandwidth;
gain = gainRamper.getAndStep();
eqfil0->gain = (float)gain;
eqfil1->gain = (float)gain;
for (int channel = 0; channel < channels; ++channel) {
float *in = (float *)inBufferListPtr->mBuffers[channel].mData + frameOffset;
float *out = (float *)outBufferListPtr->mBuffers[channel].mData + frameOffset;
if (started) {
if (channel == 0) {
sp_eqfil_compute(sp, eqfil0, in, out);
} else {
sp_eqfil_compute(sp, eqfil1, in, out);
}
} else {
*out = *in;
}
}
}
}
void process(AUAudioFrameCount frameCount, AUAudioFrameCount bufferOffset) override {
// For each sample.
for (int frameIndex = 0; frameIndex < frameCount; ++frameIndex) {
double centerFrequency = double(centerFrequencyRamper.getStep());
double bandwidth = double(bandwidthRamper.getStep());
double gain = double(gainRamper.getStep());
int frameOffset = int(frameIndex + bufferOffset);
eqfil->freq = (float)centerFrequency;
eqfil->bw = (float)bandwidth;
eqfil->gain = (float)gain;
if (!started) {
outBufferListPtr->mBuffers[0] = inBufferListPtr->mBuffers[0];
outBufferListPtr->mBuffers[1] = inBufferListPtr->mBuffers[1];
return;
}
for (int channel = 0; channel < channels; ++channel) {
float *in = (float *)inBufferListPtr->mBuffers[channel].mData + frameOffset;
float *out = (float *)outBufferListPtr->mBuffers[channel].mData + frameOffset;
sp_eqfil_compute(sp, eqfil, in, out);
}
}
}