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AudioSource.pde
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AudioSource.pde
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/* R2D2 Pitch Processing
*
* Audio analysis for pitch extraction
*
* Audio Source extracts audio from wav files or microphones
*
* L. Anton-Canalis ([email protected])
*/
import ddf.minim.*;
class AudioSource
{
Minim minim;
AudioPlayer wav_file;
AudioInput microphone;
Boolean reading_file;
AudioSource(Minim m) {
this.minim = m;
reading_file = false;
}
void Close() {
if (reading_file)
wav_file.close();
else
microphone.close();
}
void SetListener(AudioListener listener) {
if (reading_file)
wav_file.addListener (listener);
else
microphone.addListener (listener);
}
void OpenAudioFile(String filename, int loops, int buffersize) {
reading_file = true;
wav_file = minim.loadFile(filename, buffersize);
wav_file.loop(loops);
}
void OpenMicrophone () {
microphone = minim.getLineIn(Minim.MONO, timesize, 44100);
}
float GetSampleRate() {
if (reading_file)
return wav_file.sampleRate();
else
return microphone.sampleRate();
}
float GetLevel() {
if (reading_file)
return wav_file.mix.level();
else
return microphone.mix.level();
}
};