void processVoiceRecord() {
voiceDispatcher = AudioDispatcherFactory.fromDefaultMicrophone(sampleRate, bufferSize, overlap);
score = 0;
counter = 0;
PitchDetectionHandler pdh =
new PitchDetectionHandler() {
@Override
public void handlePitch(PitchDetectionResult result, AudioEvent e) {
float voicePitch = result.getPitch();
if (counter >= listSourcePitch.size()) return;
if ((Math.abs(voicePitch - Math.round(listSourcePitch.get(counter))) < 20
|| Math.abs(Math.round(listSourcePitch.get(counter)) - voicePitch) < 20)) {
score = score + 1;
Log.d("-----", counter + "_" + voicePitch + "_" + listSourcePitch.get(counter));
runOnUiThread(
new Runnable() {
@Override
public void run() {}
});
}
counter++;
}
};
AudioProcessor p =
new PitchProcessor(PitchEstimationAlgorithm.FFT_YIN, sampleRate, bufferSize, pdh);
voiceDispatcher.addAudioProcessor(p);
new Thread(voiceDispatcher, "Voice Audio Dispatcher").start();
}
void processSourceRecord() {
new AndroidFFMPEGLocator(this);
sourceDispatcher =
AudioDispatcherFactory.fromPipe(
"http://media.karaokecuatui.vn/audio/AnhVanYeuEmNhuNgayDauTien_CaoThaiSon.mp3",
(int) sampleRate,
bufferSize,
overlap);
sourceDispatcher.addAudioProcessor(
new PitchProcessor(PitchEstimationAlgorithm.FFT_YIN, sampleRate, bufferSize, this));
sourceDispatcher.addAudioProcessor(
new AudioProcessor() {
FFT fft = new FFT(bufferSize);
float[] amplitudes = new float[bufferSize / 2];
@Override
public void processingFinished() {
// TODO Auto-generated method stub
}
@Override
public boolean process(AudioEvent audioEvent) {
try {
float[] audioFloatBuffer = audioEvent.getFloatBuffer();
float[] transformbuffer = new float[bufferSize * 2];
System.arraycopy(audioFloatBuffer, 0, transformbuffer, 0, audioFloatBuffer.length);
fft.forwardTransform(transformbuffer);
fft.modulus(transformbuffer, amplitudes);
return true;
} catch (Exception exp) {
return false;
}
}
});
new Thread(sourceDispatcher, "Audio dispatching").start();
}