播放Assets目录下的音乐文件
MediaPlayer mediaPlayer=new MediaPlayer();
AssetFileDescriptor afd = getAssets().openFd("musics/SleepOceation.mp3");
mediaPlayer.setDataSource(afd.getFileDescriptor());
mediaPlayer.prepare();
mediaPlayer.start();
播放Assets目录下的音乐文件
MediaPlayer mediaPlayer=new MediaPlayer();
AssetFileDescriptor afd = getAssets().openFd("musics/SleepOceation.mp3");
mediaPlayer.setDataSource(afd.getFileDescriptor());
mediaPlayer.prepare();
mediaPlayer.start();