播放音频
首先创建出一个MediaPlayer对象
MediaPlayer mMediaPlayer = new MediaPlayer();
设置声音源
public static final String FILENAME = "deserve.mp3";
public static final String PATH = "/mnt/sdcard/" + FILENAME;
FileInputStream fis = new FileInputStream(new File(PATH));
mMediaPlayer.setDataSource(fis.getFD());// 设置声音源
3.参数设置
mMediaPlayer.setLooping(false); // 设置是否循环
/*
PlaybackParams playBackParams = new PlaybackParams();
playBackParams.setAudioFallbackMode(PlaybackParams.AUDIO_FALLBACK_MODE_FAIL);//设置音频后备模式
playBackParams.setSpeed(1.0f);// 调音速 --测试最大值为8.0f
playBackParams.setPitch(1.0f); // 调音调
mMediaPlayer.setPlaybackParams(playBackParams);
*/
/*
// 使用系统的媒体音量控制
AudioAttributes attributes = new AudioAttributes.Builder()
.setContentType(AudioAttributes