MediaRecorder mrec ;
File audiofile = null;
private void startRecording() throws IOException
{
mrec.setAudioSource(MediaRecorder.AudioSource.MIC);
mrec.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
mrec.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
if (audiofile == null)
{
File sampleDir = Environment.getExternalStorageDirectory();
try
{
audiofile = File.createTempFile("ibm", ".3gp", sampleDir);
}
catch (IOException e)
{
e.printStackTrace();
return;
}
}
mrec.setOutputFile(audiofile.getAbsolutePath());
mrec.prepare();
mrec.start();
}
private void stopRecording()
{
mrec.stop();
mrec.release();
processAudioFile();
}
//设置处理音频文件
private void processAudioFile()
{
ContentValues values = new ContentValues(3);
long current = System.currentTimeMillis();
values.put(MediaStore.Audio.Media.TITLE, "audio" + audiofile.getName());
values.put(MediaStore.Audio.Media.DATE_ADDED, (int) (current / 1000));
values.put(MediaStore.Audio.Media.MIME_TYPE, "audio/3gpp");
values.put(MediaStore.Audio.Media.DATA, audiofile.getAbsolutePath());
ContentResolver contentResolver = getContentResolver();
Uri base = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
Uri newUri = contentResolver.insert(base, values);
sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, newUri));
}
