// Example code for audio recording in Android
MediaRecorder recorder = new MediaRecorder();
recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
recorder.setOutputFile(Environment.getExternalStorageDirectory().getAbsolutePath() + "/recording.3gp");
try {
recorder.prepare();
recorder.start(); // Start recording
} catch (IOException e) {
Log.e("AudioRecording", "Prepare failed: " + e.getMessage());
}
// To stop recording
recorder.stop();
recorder.release();
```
Debugging Tips for Audio Recording:
- Check Permissions: Ensure your application has the necessary permissions for audio recording in the AndroidManifest.xml file.
- Verify Audio Source: Test different audio sources, such as MIC, VOICE_CALL, etc.
- Output Format & Encoder: Make sure the output format and encoder are compatible with your device.
- Use Log Statements: Add Log statements to track the flow and catch any exceptions occurring during recording.
- Device Compatibility: Test on different devices as audio hardware varies across manufacturers.
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