// Example of using AudioRecord for audio recording in Android
import android.media.AudioFormat;
import android.media.AudioRecord;
import android.media.MediaRecorder;
public class AudioRecorder {
private static final int SAMPLE_RATE = 44100;
private AudioRecord audioRecord;
private boolean isRecording = false;
public void startRecording() {
int bufferSize = AudioRecord.getMinBufferSize(SAMPLE_RATE,
AudioFormat.CHANNEL_IN_MONO,
AudioFormat.ENCODING_PCM_16BIT);
audioRecord = new AudioRecord(MediaRecorder.AudioSource.MIC,
SAMPLE_RATE,
AudioFormat.CHANNEL_IN_MONO,
AudioFormat.ENCODING_PCM_16BIT,
bufferSize);
audioRecord.startRecording();
isRecording = true;
// Read audio data in a separate thread
new Thread(new Runnable() {
@Override
public void run() {
byte[] audioBuffer = new byte[bufferSize];
while (isRecording) {
audioRecord.read(audioBuffer, 0, bufferSize);
// Process audio data here
}
}
}).start();
}
public void stopRecording() {
if (audioRecord != null) {
isRecording = false;
audioRecord.stop();
audioRecord.release();
audioRecord = null;
}
}
}
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