void Test::Setup
(
int samples_per_block,
ToneGeneratorAudioSource &tone,
uint32 &active_outputs
)
{
float amp;
tone.prepareToPlay(samples_per_block,sample_rate);
tone.setFrequency(output_frequency);
amp = pow(10.0f,output_amplitude_db/20.0f);
tone.setAmplitude( amp );
}
void Test::fillAudioOutputs(AudioSampleBuffer &buffer, ToneGeneratorAudioSource &tone)
{
AudioSourceChannelInfo asci;
asci.buffer = &buffer;
asci.numSamples = buffer.getNumSamples();
asci.startSample = 0;
tone.getNextAudioBlock(asci);
}
void MainPanel::setAudio (int audioId)
{
AudioSource* source = 0;
switch (audioId)
{
case 1: // Amen Break
{
WavAudioFormat waf;
AudioFormatReader* afr = waf.createReaderFor (
new MemoryInputStream (binaries::amenbreakloop_wav,
binaries::amenbreakloop_wavSize,
false),
true);
source = new ResamplingReader (afr);
}
break;
case 2: // sine wave
{
ToneGeneratorAudioSource* tgas = new ToneGeneratorAudioSource ();
tgas->setFrequency (440);
tgas->setAmplitude (1.f);
source = tgas;
}
break;
case 3: // White Noise
source = new NoiseAudioSource;
break;
case 4: // Pink Noise
source = new NoiseAudioSource (true);
break;
};
MainApp::getInstance().getAudioOutput().setSource (source);
}
