Example usage for android.media AudioManager AUDIOFOCUS_GAIN_TRANSIENT_MAY

Introduction

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

Prototype

int AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK

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

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Document

Used to indicate a temporary request of audio focus, anticipated to last a short amount of time, and where it is acceptable for other audio applications to keep playing after having lowered their output level (also referred to as "ducking").

Usage

From source file:com.google.android.car.kitchensink.audio.AudioTestFragment.java

private void handleNavStart() {
    if (mAppFocusManager == null) {
        return;/*w  w  w  . j a  va 2 s  .  c o  m*/
    }
    if (mCarAudioManager == null) {
        return;
    }
    if (DBG) {
        Log.i(TAG, "Nav start");
    }
    try {
        mAppFocusManager.requestAppFocus(CarAppFocusManager.APP_FOCUS_TYPE_NAVIGATION, mOwnershipCallbacks);
        mCarAudioManager.requestAudioFocus(mNavFocusListener, mNavAudioAttrib,
                AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK, 0);
    } catch (CarNotConnectedException e) {
        Log.e(TAG, "Failed to set active focus", e);
    }
}

From source file:com.hotstar.player.adplayer.player.PlayerFragment.java

private void requestAudioFocus() {
    AudioManager am = (AudioManager) getActivity().getSystemService(Context.AUDIO_SERVICE);

    // Request audio focus for playback
    int result = am.requestAudioFocus(null,
            // Use the music stream.
            AudioManager.STREAM_MUSIC,//from ww  w .  j a  v a2s. co  m
            // Request permanent focus.
            AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);

    if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
        AdVideoApplication.logger.i(LOG_TAG + "#requestAudioFocus()", "Gained audio focus.");
    }
}

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

/**
 * Sets which type of audio focus will be requested during the playback, or configures playback
 * to not request audio focus. Valid values for focus requests are
 * {@link AudioManager#AUDIOFOCUS_GAIN}, {@link AudioManager#AUDIOFOCUS_GAIN_TRANSIENT},
 * {@link AudioManager#AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK}, and
 * {@link AudioManager#AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE}. Or use
 * {@link AudioManager#AUDIOFOCUS_NONE} to express that audio focus should not be
 * requested when playback starts. You can for instance use this when playing a silent animation
 * through this class, and you don't want to affect other audio applications playing in the
 * background./*w ww .j av a 2 s. c  o m*/
 *
 * @param focusGain the type of audio focus gain that will be requested, or
 *                  {@link AudioManager#AUDIOFOCUS_NONE} to disable the use audio focus during
 *                  playback.
 */
public void setAudioFocusRequest(int focusGain) {
    if (focusGain != AudioManager.AUDIOFOCUS_NONE && focusGain != AudioManager.AUDIOFOCUS_GAIN
            && focusGain != AudioManager.AUDIOFOCUS_GAIN_TRANSIENT
            && focusGain != AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK
            && focusGain != AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE) {
        throw new IllegalArgumentException("Illegal audio focus type " + focusGain);
    }
    mAudioFocusType = focusGain;
}

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 w  w .  j a v  a 2  s.c o  m
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);
            }
        }
    }
}

From source file:com.android.talkback.SpeechController.java

/**
 * Called when transitioning from an idle state to a speaking state, e.g.
 * the queue was empty, there was no current speech, and a speech item was
 * added to the queue.//from   w  ww . j  ava  2  s.  com
 *
 * @see #handleSpeechCompleted()
 */
private void handleSpeechStarting() {
    // Always enable the proximity sensor when speaking.
    setProximitySensorState(true);

    boolean useAudioFocus = mUseAudioFocus;
    if (BuildCompat.isAtLeastN()) {
        List<AudioRecordingConfiguration> recordConfigurations = mAudioManager
                .getActiveRecordingConfigurations();
        if (recordConfigurations.size() != 0)
            useAudioFocus = false;
    }

    if (useAudioFocus) {
        mAudioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
                AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);
    }

    if (mIsSpeaking) {
        LogUtils.log(this, Log.ERROR, "Started speech while already speaking!");
    }

    mIsSpeaking = true;
}

From source file:com.firefly.sample.castcompanionlibrary.cast.VideoCastManager.java

@SuppressLint("InlinedApi")
private void setUpRemoteControl(final MediaInfo info) {
    if (!isFeatureEnabled(BaseCastManager.FEATURE_LOCKSCREEN)) {
        return;/*w  w  w .  j a va2s . com*/
    }
    LOGD(TAG, "setupRemoteControl() was called");
    mAudioManager.requestAudioFocus(null, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);

    ComponentName eventReceiver = new ComponentName(mContext, VideoIntentReceiver.class.getName());
    mAudioManager.registerMediaButtonEventReceiver(eventReceiver);

    if (mRemoteControlClientCompat == null) {
        Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON);
        intent.setComponent(mMediaButtonReceiverComponent);
        mRemoteControlClientCompat = new RemoteControlClientCompat(
                PendingIntent.getBroadcast(mContext, 0, intent, 0));
        RemoteControlHelper.registerRemoteControlClient(mAudioManager, mRemoteControlClientCompat);
    }
    mRemoteControlClientCompat.addToMediaRouter(mMediaRouter);
    mRemoteControlClientCompat.setTransportControlFlags(RemoteControlClient.FLAG_KEY_MEDIA_PLAY_PAUSE);
    if (null == info) {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PAUSED);
        return;
    } else {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PLAYING);
    }

    // Update the remote control's image
    updateLockScreenImage(info);

    // update the remote control's metadata
    updateLockScreenMetadata();
}

From source file:air.com.snagfilms.cast.chromecast.VideoChromeCastManager.java

@SuppressLint("InlinedApi")
private void setUpRemoteControl(final MediaInfo info) {
    if (!isFeatureEnabled(BaseChromeCastManager.FEATURE_LOCKSCREEN)) {
        return;/*w  ww.  j av  a 2 s  . c om*/
    }
    Log.d(TAG, "setupRemoteControl() was called");
    mAudioManager.requestAudioFocus(null, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);

    ComponentName eventReceiver = new ComponentName(mContext, VideoIntentReceiver.class.getName());
    mAudioManager.registerMediaButtonEventReceiver(eventReceiver);

    if (mRemoteControlClientCompat == null) {
        Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON);
        intent.setComponent(mMediaButtonReceiverComponent);
        mRemoteControlClientCompat = new RemoteControlClientCompat(
                PendingIntent.getBroadcast(mContext, 0, intent, 0));
        RemoteControlHelper.registerRemoteControlClient(mAudioManager, mRemoteControlClientCompat);
    }
    mRemoteControlClientCompat.addToMediaRouter(mMediaRouter);
    mRemoteControlClientCompat.setTransportControlFlags(RemoteControlClient.FLAG_KEY_MEDIA_PLAY_PAUSE);
    if (null == info) {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PAUSED);
        return;
    } else {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PLAYING);
    }

    // Update the remote control's image
    updateLockScreenImage(info);

    // update the remote control's metadata
    updateLockScreenMetadata();
}

From source file:com.google.android.libraries.cast.companionlibrary.cast.VideoCastManager.java

@SuppressLint("InlinedApi")
private void setUpRemoteControl(final MediaInfo info) {
    if (!isFeatureEnabled(BaseCastManager.FEATURE_LOCKSCREEN)) {
        return;//from   w  w w  .  ja v  a  2 s. c  om
    }
    LOGD(TAG, "setUpRemoteControl() was called");
    mAudioManager.requestAudioFocus(null, AudioManager.STREAM_MUSIC,
            AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK);

    mMediaEventReceiver = new ComponentName(mContext, VideoIntentReceiver.class.getName());
    mAudioManager.registerMediaButtonEventReceiver(mMediaEventReceiver);

    if (mRemoteControlClientCompat == null) {
        Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON);
        intent.setComponent(mMediaButtonReceiverComponent);
        mRemoteControlClientCompat = new RemoteControlClientCompat(
                PendingIntent.getBroadcast(mContext, 0, intent, 0));
        RemoteControlHelper.registerRemoteControlClient(mAudioManager, mRemoteControlClientCompat);
    }
    mRemoteControlClientCompat.addToMediaRouter(mMediaRouter);
    mRemoteControlClientCompat.setTransportControlFlags(RemoteControlClient.FLAG_KEY_MEDIA_PLAY_PAUSE);
    if (info == null) {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PAUSED);
        return;
    } else {
        mRemoteControlClientCompat.setPlaybackState(RemoteControlClient.PLAYSTATE_PLAYING);
    }

    // Update the remote control's image
    updateLockScreenImage(info);

    // update the remote control's metadata
    updateLockScreenMetadata();
}

Example usage for android.media AudioManager AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK

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Usage