Example usage for android.media AudioManager AUDIOFOCUS_REQUEST_GRANTED

Introduction

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

Prototype

int AUDIOFOCUS_REQUEST_GRANTED

To view the source code for android.media AudioManager AUDIOFOCUS_REQUEST_GRANTED.

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Document

A successful focus change request.

Usage

From source file:com.smithdtyler.prettygoodmusicplayer.MusicPlaybackService.java

private synchronized void play() {
    pauseTime = Long.MAX_VALUE;//from w  ww  .  ja  va  2s . c o m
    if (mp.isPlaying()) {
        // do nothing
    } else {
        // Request audio focus for playback
        int result = am.requestAudioFocus(MusicPlaybackService.this.audioFocusListener,
                // Use the music stream.
                AudioManager.STREAM_MUSIC,
                // Request permanent focus.
                AudioManager.AUDIOFOCUS_GAIN);
        Log.d(TAG, "requestAudioFocus result = " + result);
        Log.i(TAG, "About to play " + songFile);

        if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
            Log.d(TAG, "We got audio focus!");
            mp.start();
            updateNotification();
            wakeLock.acquire();
        } else {
            Log.e(TAG, "Unable to get audio focus");
        }
    }
}

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From source file:com.aengbee.android.leanback.ui.PlaybackOverlayCustomFragment.java

private void requestAudioFocus() {
    if (mHasAudioFocus) {
        return;/*from ww  w.j  a v  a2 s . c om*/
    }
    int result = mAudioManager.requestAudioFocus(mOnAudioFocusChangeListener, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN);
    if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
        mHasAudioFocus = true;
    } else {
        pause();
    }
}

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From source file:com.example.android.leanback.MediaSessionService.java

private void play() {
    // Only when player is not null (meaning the player has been created), the player is
    // prepared (using the mInitialized as the flag to represent it,
    // this boolean variable will only be assigned to true inside of the onPrepared callback)
    // and the media item is not currently playing (!isPlaying()), then the player can be
    // started.//w w w .  ja  v  a2 s .  co  m

    // If the player has not been prepared, but this function is fired, it is an error state
    // from the app side
    if (!mInitialized) {
        PlaybackStateCompat.Builder builder = createPlaybackStateBuilder(PlaybackStateCompat.STATE_ERROR);
        builder.setErrorMessage(PlaybackStateCompat.ERROR_CODE_APP_ERROR, PLAYER_NOT_INITIALIZED);
        mMediaSession.setPlaybackState(builder.build());

        // If the player has is playing, and this function is fired again, it is an error state
        // from the app side
    } else {
        // Request audio focus only when needed
        if (mAudioManager.requestAudioFocus(mOnAudioFocusChangeListener, AudioManager.STREAM_MUSIC,
                AudioManager.AUDIOFOCUS_GAIN) != AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
            return;
        }

        if (mPlayer.getPlaybackParams().getSpeed() != NORMAL_SPEED) {
            // Reset to normal speed and play
            resetSpeedAndPlay();
        } else {
            // Continue play.
            mPlayer.start();
            mMediaSession
                    .setPlaybackState(createPlaybackStateBuilder(PlaybackStateCompat.STATE_PLAYING).build());
        }
    }

}

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From source file:com.mine.psf.PsfPlaybackService.java

private void requestAudioFocus() {
    // Request audio focus for playback
    int result = PsfAudioManager.requestAudioFocus(AudioFocusChangeListener,
            // Use the music stream.
            AudioManager.STREAM_MUSIC,//from w w w  . jav a 2  s.  c o m
            // Request permanent focus.
            AudioManager.AUDIOFOCUS_GAIN);

    if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
        Log.d(LOGTAG, "Audio focus granted");
    } else {
        Log.w(LOGTAG, "Audio focus not granted: " + result);
    }
}

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From source file:com.gelakinetic.mtgfam.fragments.LifeCounterFragment.java

/**
 * Build a LinkedList of all the things to say, which can include TTS calls and MediaPlayer calls. Then call
 * onUtteranceCompleted to start running through the LinkedList, even though no utterance was spoken.
 *//*from w ww. j a  v  a2 s .  c om*/
private void announceLifeTotals() {
    if (mTtsInit) {
        mVocalizations.clear();
        for (LcPlayer p : mPlayers) {
            switch (mStatDisplaying) {
            case STAT_LIFE:
                if (p.mLife > 9000) {
                    /* If the life is over 9000, split the string on an IMPROBABLE_NUMBER, and insert a call to
                       the m9000Player */
                    String tmp = getResources().getQuantityString(R.plurals.life_counter_spoken_life,
                            IMPROBABLE_NUMBER, p.mName, IMPROBABLE_NUMBER);
                    String parts[] = tmp.split(Integer.toString(IMPROBABLE_NUMBER));
                    mVocalizations.add(parts[0]);
                    mVocalizations.add(OVER_9000_KEY);
                    mVocalizations.add(parts[1]);
                } else {
                    mVocalizations.add(getResources().getQuantityString(R.plurals.life_counter_spoken_life,
                            p.mLife, p.mName, p.mLife));
                }
                break;
            case STAT_POISON:
                mVocalizations.add(getResources().getQuantityString(R.plurals.life_counter_spoken_poison,
                        p.mPoison, p.mName, p.mPoison));
                break;
            }

        }

        if (mVocalizations.size() > 0) {
            /* Get the audio focus, and tell everyone else to be quiet for a moment */
            int res = mAudioManager.requestAudioFocus(this, AudioManager.STREAM_MUSIC,
                    AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);
            if (res == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
                onUtteranceCompleted(LIFE_ANNOUNCE);
            }
        }
    }
}

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From source file:com.android.tv.MainActivity.java

@Override
protected void onResume() {
    if (DEBUG)//from www  .j a  v  a 2s.c om
        Log.d(TAG, "onResume()");
    super.onResume();
    if (!PermissionUtils.hasAccessAllEpg(this)
            && checkSelfPermission(PERMISSION_READ_TV_LISTINGS) != PackageManager.PERMISSION_GRANTED) {
        requestPermissions(new String[] { PERMISSION_READ_TV_LISTINGS }, PERMISSIONS_REQUEST_READ_TV_LISTINGS);
    }
    mTracker.sendScreenView(SCREEN_NAME);

    SystemProperties.updateSystemProperties();
    mNeedShowBackKeyGuide = true;
    mActivityResumed = true;
    mShowNewSourcesFragment = true;
    mOtherActivityLaunched = false;
    int result = mAudioManager.requestAudioFocus(MainActivity.this, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN);
    mAudioFocusStatus = (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) ? AudioManager.AUDIOFOCUS_GAIN
            : AudioManager.AUDIOFOCUS_LOSS;
    setVolumeByAudioFocusStatus();

    if (mTvView.isPlaying()) {
        // Every time onResume() is called the activity will be assumed to not have requested
        // visible behind.
        requestVisibleBehind(true);
    }
    if (mChannelTuner.areAllChannelsLoaded()) {
        SetupUtils.getInstance(this).markNewChannelsBrowsable();
        resumeTvIfNeeded();
        resumePipIfNeeded();
    }
    mOverlayManager.showMenuWithTimeShiftPauseIfNeeded();

    // Note: The following codes are related to pop up an overlay UI after resume.
    // When the following code is changed, please check the variable
    // willShowOverlayUiAfterResume in updateChannelBannerAndShowIfNeeded.
    if (mInputToSetUp != null) {
        startSetupActivity(mInputToSetUp, false);
        mInputToSetUp = null;
    } else if (mShowProgramGuide) {
        mShowProgramGuide = false;
        mHandler.post(new Runnable() {
            // This will delay the start of the animation until after the Live Channel app is
            // shown. Without this the animation is completed before it is actually visible on
            // the screen.
            @Override
            public void run() {
                mOverlayManager.showProgramGuide();
            }
        });
    } else if (mShowSelectInputView) {
        mShowSelectInputView = false;
        mHandler.post(new Runnable() {
            // mShowSelectInputView is true when the activity is started/resumed because the
            // TV_INPUT button was pressed in a different app.
            // This will delay the start of the animation until after the Live Channel app is
            // shown. Without this the animation is completed before it is actually visible on
            // the screen.
            @Override
            public void run() {
                mOverlayManager.showSelectInputView();
            }
        });
    }
}

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From source file:androidx.media.widget.VideoView2.java

@SuppressWarnings("deprecation")
private void requestAudioFocus(int focusType) {
    int result;/*www.j  a  va 2  s  .  c  om*/
    if (android.os.Build.VERSION.SDK_INT >= 26) {
        AudioFocusRequest focusRequest;
        focusRequest = new AudioFocusRequest.Builder(focusType).setAudioAttributes(mAudioAttributes)
                .setOnAudioFocusChangeListener(mAudioFocusListener).build();
        result = mAudioManager.requestAudioFocus(focusRequest);
    } else {
        result = mAudioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC, focusType);
    }
    if (result == AudioManager.AUDIOFOCUS_REQUEST_FAILED) {
        mAudioFocused = false;
    } else if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
        mAudioFocused = true;
    } else if (result == AudioManager.AUDIOFOCUS_REQUEST_DELAYED) {
        mAudioFocused = false;
    }
}

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From source file:org.runbuddy.tomahawk.services.PlaybackService.java

/**
 * Try to get the system audio focus.//from  www.  j  a v  a  2  s  .c  o m
 */
private void tryToGetAudioFocus() {
    Log.d(TAG, "tryToGetAudioFocus");
    if (mAudioFocus != AUDIO_FOCUSED) {
        int result = mAudioManager.requestAudioFocus(mFocusChangeListener, AudioManager.STREAM_MUSIC,
                AudioManager.AUDIOFOCUS_GAIN);
        if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
            mAudioFocus = AUDIO_FOCUSED;
        }
    }
}

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From source file:org.runbuddy.tomahawk.services.PlaybackService.java

/**
 * Give up the audio focus./*from  w  w w  .  j  ava2  s.c  o  m*/
 */
private void giveUpAudioFocus() {
    Log.d(TAG, "giveUpAudioFocus");
    if (mAudioFocus == AUDIO_FOCUSED) {
        if (mAudioManager.abandonAudioFocus(mFocusChangeListener) == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
            mAudioFocus = AUDIO_NO_FOCUS_NO_DUCK;
        }
    }
}

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From source file:com.example.chu.myvideodemo.MusicService.java

public void play(boolean createNewNextTrack) {
    int status = mAudioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN);

    if (D)/*  w  w w .j  av a 2s .  c  om*/
        Log.d(TAG, "Starting playback: audio focus request status = " + status);

    if (status != AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
        return;
    }

    final Intent intent = new Intent(AudioEffect.ACTION_OPEN_AUDIO_EFFECT_CONTROL_SESSION);
    intent.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, getAudioSessionId());
    intent.putExtra(AudioEffect.EXTRA_PACKAGE_NAME, getPackageName());
    sendBroadcast(intent);

    mAudioManager.registerMediaButtonEventReceiver(
            new ComponentName(getPackageName(), MediaButtonIntentReceiver.class.getName()));
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
        mSession.setActive(true);

    if (createNewNextTrack) {
        setNextTrack();
    } else {
        setNextTrack(mNextPlayPos);
    }

    if (mPlayer.isInitialized()) {
        final long duration = mPlayer.duration();
        if (mRepeatMode != REPEAT_CURRENT && duration > 2000 && mPlayer.position() >= duration - 2000) {
            gotoNext(true);
        }

        mPlayer.start();
        mPlayerHandler.removeMessages(FADEDOWN);
        mPlayerHandler.sendEmptyMessage(FADEUP);

        setIsSupposedToBePlaying(true, true);

        cancelShutdown();
        //updateNotification();
        notifyChange(META_CHANGED);
    } else if (mPlaylist.size() <= 0) {
        setShuffleMode(SHUFFLE_AUTO);
    }
}

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