Запуск метода startRecording() класса AudioRecord с некоторой задержкой после создания экземпляра Audiorecord:
public void start() {
// Stop recording if it is currently ongoing.
stop();
// Try to create a new recording session.
mAudioRecord = createAudioRecord();
CommonMethods.printLog(TAG, mAudioRecord.toString());
if (mAudioRecord == null) {
throw new RuntimeException("Cannot instantiate VoiceRecorder");
}
// Start recording.
if (getDeviceManufacturer().contains("samsung")) {
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
new CountDownTimer(100, 50) {
@Override
public void onTick(long millisUntilFinished) {
}
@Override
public void onFinish() {
mAudioRecord.startRecording();
// Start processing the captured audio.
mThread = new Thread(new ProcessVoice());
mThread.start();
}
}.start();
}
});
}
}
private AudioRecord createAudioRecord() {
for (int sampleRate : SAMPLE_RATE_CANDIDATES) {
final int sizeInBytes = AudioRecord.getMinBufferSize(sampleRate, CHANNEL, ENCODING);
if (sizeInBytes == AudioRecord.ERROR_BAD_VALUE) {
continue;
}
final AudioRecord audioRecord = new AudioRecord(MediaRecorder.AudioSource.MIC,
sampleRate, CHANNEL, ENCODING, sizeInBytes);
if (audioRecord.getState() == AudioRecord.STATE_INITIALIZED) {
mBuffer = new byte[sizeInBytes];
return audioRecord;
} else {
audioRecord.release();
}
}
return null;
}
private String getDeviceManufacturer() {
String deviceManufacturer = android.os.Build.MANUFACTURER;
return deviceManufacturer;
}