Example usage for android.media MediaRecorder setAudioEncoder

Introduction

In this page you can find the example usage for android.media MediaRecorder setAudioEncoder.

Prototype

public native void setAudioEncoder(int audio_encoder) throws IllegalStateException;

Source Link

Document

Sets the audio encoder to be used for recording.

Usage

From source file:Main.java

/**
 * Then call recorder.start();/*from w w  w .ja v a 2 s.c o m*/
 * @param audiofile
 * @param format MediaRecorder.OutputFormat.THREE_GPP - ".3gp"
 * @throws Exception
 * @return MediaRecorder
 */
public static MediaRecorder startRecordAction(File audiofile, int format) throws Exception {
    MediaRecorder recorder = new MediaRecorder();
    recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
    recorder.setOutputFormat(format);
    recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
    recorder.setOutputFile(audiofile.getAbsolutePath());
    recorder.prepare();

    return recorder;
}

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From source file:me.ziccard.secureit.async.AudioRecorderTask.java

@Override
public void run() {

    MicrophoneTaskFactory.pauseSampling();

    while (MicrophoneTaskFactory.isSampling()) {
        try {/* w  w w .  j a va2 s .c o  m*/
            Thread.sleep(50);
        } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    recording = true;
    final MediaRecorder recorder = new MediaRecorder();

    ContentValues values = new ContentValues(3);
    values.put(MediaStore.MediaColumns.TITLE, filename);

    recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
    recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
    recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);

    String audioPath = Environment.getExternalStorageDirectory().getPath() + filename + ".m4a";

    recorder.setOutputFile(audioPath);
    try {
        recorder.prepare();
    } catch (Exception e) {
        e.printStackTrace();
        return;
    }

    Log.i("AudioRecorderTask", "Start recording");
    recorder.start();
    try {
        Thread.sleep(prefs.getAudioLenght());
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    recorder.stop();
    Log.i("AudioRecorderTask", "Stopped recording");
    recorder.release();
    recording = false;

    MicrophoneTaskFactory.restartSampling();

    /*
     * Uploading the audio 
     */
    Log.i("AudioRecorderTask", "Trying to upload");
    HttpClient httpclient = new DefaultHttpClient();
    HttpPost request = new HttpPost(Remote.HOST + Remote.PHONES + "/" + phoneId + Remote.UPLOAD_AUDIO);

    Log.i("AudioRecorderTask", "URI: " + Remote.HOST + Remote.PHONES + "/" + phoneId + Remote.UPLOAD_AUDIO);
    /*
     * Getting the audio from the file system
     */
    MultipartEntity reqEntity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);
    File audio = new File(audioPath);
    reqEntity.addPart("audio", new FileBody(audio, "audio/mp3"));
    request.setEntity(reqEntity);

    /*
     * Authentication token
     */
    request.setHeader("access_token", accessToken);

    try {
        HttpResponse response = httpclient.execute(request);

        BufferedReader reader = new BufferedReader(
                new InputStreamReader(response.getEntity().getContent(), "UTF-8"));
        StringBuilder builder = new StringBuilder();
        for (String line = null; (line = reader.readLine()) != null;) {
            builder.append(line).append("\n");
        }

        Log.i("AudioRecorderTask", "Response:\n" + builder.toString());

        if (response.getStatusLine().getStatusCode() != 200) {
            Log.i("AudioRecorderTask", "Error uploading audio: " + audioPath);
            throw new HttpException();
        }
    } catch (Exception e) {
        Log.e("DataUploaderTask", "Error uploading audio: " + audioPath);
    }
}

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From source file:com.gsbabil.antitaintdroid.UtilityFunctions.java

public String getMicrophoneSample() {
    String out = "";
    String fileName = "microphone.3gp";

    MediaRecorder recorder = new MediaRecorder();
    recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
    recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
    recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);

    recorder.setOutputFile(MyApp.context.getFilesDir() + "/" + fileName);

    try {/*from  w  ww .jav  a 2s .  co  m*/
        recorder.prepare();
        recorder.start();
        Thread.sleep(5000);
        recorder.stop();
        recorder.release();

        File f = new File(MyApp.context.getFilesDir() + "/" + fileName);
        FileInputStream fileIn = MyApp.context.openFileInput(fileName);
        InputStreamReader isr = new InputStreamReader(fileIn);

        char[] tmpBuf = new char[(int) f.length()];
        isr.read(tmpBuf);
        out = new String(tmpBuf);

    } catch (Exception e) {
        e.printStackTrace();
    }

    return out;
}

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From source file:org.kontalk.ui.AudioDialog.java

/**
 * Begins recording audio./*from ww  w.  j a  v  a 2 s . c  o m*/
 * @throws IOException if writing to storage failed
 */
void startRecord() throws IOException {
    mFile = MediaStorage.getOutgoingAudioFile();
    setupViewForRecording(0);

    try {
        MediaRecorder recorder = mData.getRecorder();
        recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
        recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
        recorder.setOutputFile(mFile.getAbsolutePath());
        recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
        // start recording
        mData.startRecording();
        mStatus = STATUS_RECORDING;
    } catch (IllegalStateException e) {
        Log.e(TAG, "error starting audio recording", e);
    } catch (IOException e) {
        Log.e(TAG, "error writing on external storage", e);
        cancel();
        new MaterialDialog.Builder(getContext()).content(R.string.err_audio_record_writing)
                .positiveText(android.R.string.ok).show();
    } catch (RuntimeException e) {
        Log.e(TAG, "error starting audio recording", e);
        cancel();
        new MaterialDialog.Builder(getContext()).content(R.string.err_audio_record)
                .positiveText(android.R.string.ok).show();
    }
}

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From source file:com.codename1.impl.android.AndroidImplementation.java

@Override
public Media createMediaRecorder(final String path, final String mimeType) throws IOException {
    if (getActivity() == null) {
        return null;
    }//from w  ww  . ja  va2 s .  c o m
    if (!checkForPermission(Manifest.permission.RECORD_AUDIO, "This is required to record audio")) {
        return null;
    }
    final AndroidRecorder[] record = new AndroidRecorder[1];
    final IOException[] error = new IOException[1];

    final Object lock = new Object();
    synchronized (lock) {
        getActivity().runOnUiThread(new Runnable() {
            @Override
            public void run() {
                synchronized (lock) {
                    MediaRecorder recorder = new MediaRecorder();
                    recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
                    if (mimeType.contains("amr")) {
                        recorder.setOutputFormat(MediaRecorder.OutputFormat.AMR_NB);
                        recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
                    } else {
                        recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
                        recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
                    }
                    recorder.setOutputFile(removeFilePrefix(path));
                    try {
                        recorder.prepare();
                        record[0] = new AndroidRecorder(recorder);
                    } catch (IllegalStateException ex) {
                        Logger.getLogger(AndroidImplementation.class.getName()).log(Level.SEVERE, null, ex);
                    } catch (IOException ex) {
                        error[0] = ex;
                    } finally {
                        lock.notify();
                    }

                }
            }
        });

        try {
            lock.wait();
        } catch (InterruptedException ex) {
            ex.printStackTrace();
        }

        if (error[0] != null) {
            throw error[0];
        }

        return record[0];
    }
}

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