Example usage for android.media AudioManager getStreamVolume

Introduction

In this page you can find the example usage for android.media AudioManager getStreamVolume.

Prototype

public int getStreamVolume(int streamType) 

Source Link

Document

Returns the current volume index for a particular stream.

Usage

From source file:uk.ac.ucl.excites.sapelli.shared.util.android.DeviceControl.java

/**
 * Decreases the Media Volume only up to half of the device's max volume
 * //from  www. jav  a2s  . c  o  m
 * @param context
 */
public static void safeDecreaseMediaVolume(Context context) {
    // Get the volume
    final AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
    final int currentVolume = audioManager.getStreamVolume(AudioManager.STREAM_MUSIC);
    final int maxVolume = audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
    final int minVolume = maxVolume / 2;

    Debug.d("currentVolume: " + currentVolume);
    Debug.d("maxVolume: " + maxVolume);
    Debug.d("minVolume: " + minVolume);

    if (currentVolume > minVolume)
        decreaseMediaVolume(context);
}

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From source file:com.wifi.brainbreaker.mydemo.spydroid.api.RequestHandler.java

/** 
 * The implementation of all the possible requests is here
 * -> "sounds": returns a list of available sounds on the phone
 * -> "screen": returns the screen state (whether the app. is on the foreground or not)
 * -> "play": plays a sound on the phone
 * -> "set": update Spydroid's configuration
 * -> "get": returns Spydroid's configuration (framerate, bitrate...)
 * -> "state": returns a JSON containing information about the state of the application
 * -> "battery": returns an approximation of the battery level on the phone
 * -> "buzz": makes the phone buuz /*from w ww. ja v  a 2s  .c o  m*/
 * -> "volume": sets or gets the volume 
 * @throws JSONException
 * @throws IllegalAccessException 
 * @throws IllegalArgumentException 
 **/
static private void exec(JSONObject object, StringBuilder response)
        throws JSONException, IllegalArgumentException, IllegalAccessException {

    SpydroidApplication application = SpydroidApplication.getInstance();
    Context context = application.getApplicationContext();

    String action = object.getString("action");

    // Returns a list of available sounds on the phone
    if (action.equals("sounds")) {
        Field[] raws = R.raw.class.getFields();
        response.append("[");
        for (int i = 0; i < raws.length - 1; i++) {
            response.append("\"" + raws[i].getName() + "\",");
        }
        response.append("\"" + raws[raws.length - 1].getName() + "\"]");
    }

    // Returns the screen state (whether the app. is on the foreground or not)
    else if (action.equals("screen")) {
        response.append(application.applicationForeground ? "\"1\"" : "\"0\"");
    }

    // Plays a sound on the phone
    else if (action.equals("play")) {
        Field[] raws = R.raw.class.getFields();
        for (int i = 0; i < raws.length; i++) {
            if (raws[i].getName().equals(object.getString("name"))) {
                mSoundPool.load(application, raws[i].getInt(null), 0);
            }
        }
        response.append("[]");
    }

    // Returns Spydroid's configuration (framerate, bitrate...)
    else if (action.equals("get")) {
        final SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(context);

        response.append("{\"streamAudio\":" + settings.getBoolean("stream_audio", false) + ",");
        response.append("\"audioEncoder\":\""
                + (application.audioEncoder == SessionBuilder.AUDIO_AMRNB ? "AMR-NB" : "AAC") + "\",");
        response.append("\"streamVideo\":" + settings.getBoolean("stream_video", true) + ",");
        response.append("\"videoEncoder\":\""
                + (application.videoEncoder == SessionBuilder.VIDEO_H263 ? "H.263" : "H.264") + "\",");
        response.append("\"videoResolution\":\"" + application.videoQuality.resX + "x"
                + application.videoQuality.resY + "\",");
        response.append("\"videoFramerate\":\"" + application.videoQuality.framerate + " fps\",");
        response.append("\"videoBitrate\":\"" + application.videoQuality.bitrate / 1000 + " kbps\"}");

    }

    // Update Spydroid's configuration
    else if (action.equals("set")) {
        final JSONObject settings = object.getJSONObject("settings");
        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        final Editor editor = prefs.edit();

        editor.putBoolean("stream_video", settings.getBoolean("stream_video"));
        application.videoQuality = VideoQuality.parseQuality(settings.getString("video_quality"));
        editor.putInt("video_resX", application.videoQuality.resX);
        editor.putInt("video_resY", application.videoQuality.resY);
        editor.putString("video_framerate", String.valueOf(application.videoQuality.framerate));
        editor.putString("video_bitrate", String.valueOf(application.videoQuality.bitrate / 1000));
        editor.putString("video_encoder", settings.getString("video_encoder").equals("H.263") ? "2" : "1");
        editor.putBoolean("stream_audio", settings.getBoolean("stream_audio"));
        editor.putString("audio_encoder", settings.getString("audio_encoder").equals("AMR-NB") ? "3" : "5");
        editor.commit();
        response.append("[]");

    }

    // Returns a JSON containing information about the state of the application
    else if (action.equals("state")) {

        Exception exception = application.lastCaughtException;

        response.append("{");

        if (exception != null) {

            // Used to display the message on the user interface
            String lastError = exception.getMessage();

            // Useful to display additional information to the user depending on the error
            StackTraceElement[] stack = exception.getStackTrace();
            StringBuilder builder = new StringBuilder(
                    exception.getClass().getName() + " : " + lastError + "||");
            for (int i = 0; i < stack.length; i++)
                builder.append("at " + stack[i].getClassName() + "." + stack[i].getMethodName() + " ("
                        + stack[i].getFileName() + ":" + stack[i].getLineNumber() + ")||");

            response.append("\"lastError\":\"" + (lastError != null ? lastError : "unknown error") + "\",");
            response.append("\"lastStackTrace\":\"" + builder.toString() + "\",");

        }

        response.append("\"activityPaused\":\"" + (application.applicationForeground ? "1" : "0") + "\"");
        response.append("}");

    }

    else if (action.equals("clear")) {
        application.lastCaughtException = null;
        response.append("[]");
    }

    // Returns an approximation of the battery level
    else if (action.equals("battery")) {
        response.append("\"" + application.batteryLevel + "\"");
    }

    // Makes the phone vibrates for 300ms
    else if (action.equals("buzz")) {
        Vibrator vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
        vibrator.vibrate(300);
        response.append("[]");
    }

    // Sets or gets the system's volume
    else if (action.equals("volume")) {
        AudioManager audio = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (object.has("set")) {
            audio.setStreamVolume(AudioManager.STREAM_MUSIC, object.getInt("set"),
                    AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
            response.append("[]");
        } else {
            int max = audio.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
            int current = audio.getStreamVolume(AudioManager.STREAM_MUSIC);
            response.append("{\"max\":" + max + ",\"current\":" + current + "}");
        }
    }

}

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From source file:com.jungle.base.utils.MiscUtils.java

public static void playSound(Context context, int soundResId) {
    final MediaPlayer player = MediaPlayer.create(context, soundResId);
    if (player == null) {
        return;/*  w w  w .j a v a2 s.co m*/
    }

    AudioManager manager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
    int maxVolume = manager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
    int currVolume = manager.getStreamVolume(AudioManager.STREAM_MUSIC);

    float volume = 1.0f;
    if (maxVolume > 0) {
        volume = (float) currVolume / (float) maxVolume;
    }

    player.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
        @Override
        public void onCompletion(MediaPlayer mp) {
            player.release();
        }
    });

    player.setVolume(volume, volume);
    player.start();
}

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From source file:com.shinymayhem.radiopresets.FragmentPlayer.java

public void updateSlider() {
    SeekBar volumeSlider = (SeekBar) this.getView().findViewById(R.id.volume_slider);
    AudioManager audio = (AudioManager) this.getActivity().getSystemService(Context.AUDIO_SERVICE);
    volumeSlider.setProgress(audio.getStreamVolume(AudioManager.STREAM_MUSIC));
}

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From source file:org.hansel.myAlert.ReminderService.java

private void playSound() {

    mMediaPlayer = new MediaPlayer();
    try {//from   ww  w .java2 s  .  c o  m
        mMediaPlayer.setDataSource(getApplicationContext(),
                Uri.parse(Util.getRingtone(getApplicationContext())));
        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
        if (audioManager.getStreamVolume(AudioManager.STREAM_ALARM) != 0) {
            mMediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
            mMediaPlayer.prepare();
            mMediaPlayer.setLooping(true);
            mMediaPlayer.start();
        }
    } catch (IOException e) {
        System.out.println("Error tocando alarma");
    }
}

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From source file:org.hansel.myAlert.AlarmFragment.java

private void playSound(Context context, Uri alert) {
    mMediaPlayer = new MediaPlayer();
    try {//from   ww  w . j a v a 2  s  .  co  m
        mMediaPlayer.setDataSource(context, alert);
        final AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager.getStreamVolume(AudioManager.STREAM_ALARM) != 0) {
            mMediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
            mMediaPlayer.prepare();
            mMediaPlayer.start();
        }
    } catch (IOException e) {
        System.out.println("Error tocando alarma");
    }
}

---

From source file:com.intel.xdk.notification.Notification.java

public void beep(int count) {
    beepCount = (count > 0) ? count - 1 : 0;
    AudioManager mgr = (AudioManager) activity.getSystemService(Context.AUDIO_SERVICE);
    final int streamVolume = mgr.getStreamVolume(AudioManager.STREAM_MUSIC);
    soundPool.play(SOUND_BEEP, streamVolume, streamVolume, 1, beepCount, 1f);
}

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From source file:com.meiste.tempalarm.ui.Alarm.java

@Override
protected void onResume() {
    super.onResume();

    final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
    // do not play alarms if stream volume is 0 (typically because ringer mode is silent).
    if (audioManager.getStreamVolume(AudioManager.STREAM_ALARM) != 0) {
        final Uri alert = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM);
        mMediaPlayer = new MediaPlayer();
        mMediaPlayer.setOnErrorListener(new MediaPlayer.OnErrorListener() {
            public boolean onError(final MediaPlayer mp, final int what, final int extra) {
                Timber.e("Error occurred while playing audio.");
                mp.stop();/*from w w w.j  a  va  2  s  .  com*/
                mp.reset();
                mp.release();
                mMediaPlayer = null;
                return true;
            }
        });
        mMediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
        try {
            mMediaPlayer.setDataSource(this, alert);
            mMediaPlayer.setLooping(true);
            mMediaPlayer.prepare();
            mMediaPlayer.start();
        } catch (final IOException e) {
            Timber.e("Failed to play alarm tone: %s", e);
        }
    }

    mVibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
    mVibrator.vibrate(sVibratePattern, 0);

    mPlaying = true;
    mHandler.sendEmptyMessageDelayed(KILLER, ALARM_TIMEOUT);
}

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From source file:com.brayanarias.alarmproject.activity.AlarmScreenActivity.java

private void playRingtone(String tone) {
    mediaPlayer = new MediaPlayer();
    try {/*from  www  .  j a  v  a  2 s .c  o  m*/
        Uri ringtoneUri;
        if (tone.equals("default")) {
            ringtoneUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM);
        } else {
            ringtoneUri = Uri.parse(tone);
        }

        if (ringtoneUri != null) {
            mediaPlayer.setDataSource(this, ringtoneUri);
            mediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
            mediaPlayer.setLooping(true);
            mediaPlayer.prepare();
            AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
            actualVolume = audioManager.getStreamVolume(AudioManager.STREAM_ALARM);
            incrementVolume();
            mediaPlayer.start();
            audioManager.setStreamVolume(AudioManager.STREAM_ALARM, 1, 0);
        }
    } catch (Exception e) {
        Log.e(tag, e.getLocalizedMessage(), e);
    }
}

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From source file:net.xisberto.work_schedule.alarm.AlarmMessageActivity.java

private void prepareSound(Context context, Uri alert) {
    mMediaPlayer = new MediaPlayer();
    mMediaPlayer.setWakeMode(context, PowerManager.PARTIAL_WAKE_LOCK);
    try {/*from   w  ww  . j  a v  a 2s .c  o m*/
        mMediaPlayer.setDataSource(context, alert);
        final AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager.getStreamVolume(AudioManager.STREAM_ALARM) != 0) {
            mMediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
            mMediaPlayer.setLooping(true);
            mMediaPlayer.prepare();
        }
    } catch (IOException e) {
        System.out.println("OOPS");
    }
}

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