Android5.1 添加开机音乐

BootAnimation::playMusic(){
    MediaPlayer* mp = new MediaPlayer();
    if (mp->setDataSource(fd, 0, 0x7ffffffffffffffL) == NO_ERROR) {
        mp->setAudioStreamType(AUDIO_STREAM_ENFORCED_AUDIBLE);//设置播放流类型
        mp->prepare();
        device = AudioSystem::getDevicesForStream(AUDIO_STREAM_ENFORCED_AUDIBLE);
        AudioSystem::setStreamVolumeIndex(AUDIO_STREAM_ENFORCED_AUDIBLE, 6, device);//设置音量
        mp->seekTo(0);
        mp->start();
    }
}