SoundUtils.java
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package com.huaheng.mmsrf.util;
import android.content.Context;
import android.media.AudioAttributes;
import android.media.AudioManager;
import android.media.SoundPool;
import android.os.Vibrator;
import com.huaheng.mmsrf.R;
/**
* Created by Administrator on 2017-7-27.
*/
public class SoundUtils {
private static SoundUtils mySoundUtils;
private static Vibrator vibrator;
private Context context;
private SoundPool soundPool;
public static SoundUtils getInstance(Context context) {
if (mySoundUtils == null) {
mySoundUtils = new SoundUtils(context);
}
return mySoundUtils;
}
private SoundUtils(Context context) {
this.context = context;
initSoundPool();
}
private void initSoundPool() {
if (soundPool != null) return;
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
SoundPool.Builder builder = new SoundPool.Builder();
builder.setMaxStreams(5);
//AudioAttributes是一个封装音频各种属性的方法
AudioAttributes.Builder attrBuilder = new AudioAttributes.Builder();
attrBuilder.setLegacyStreamType(AudioManager.STREAM_MUSIC);//设置音频流的合适的属性
builder.setAudioAttributes(attrBuilder.build());//加载一个AudioAttributes
soundPool = builder.build();
} else {
soundPool = new SoundPool(5, AudioManager.STREAM_MUSIC, 5);
}
soundPool.load(context, R.raw.finish, 1);
soundPool.load(context, R.raw.open, 1);
soundPool.load(context, R.raw.beep, 1);
soundPool.load(context, R.raw.error, 1);
soundPool.load(context, R.raw.changecode, 1);
}
public void finishSound() {
if (soundPool != null) soundPool.play(1, 0.3f, 0.3f, 100, 0, 1);
}
public void openSound() {
if (soundPool != null) soundPool.play(2, 0.3f, 0.3f, 100, 0, 1);
}
public void dingSound() {
if (soundPool != null) soundPool.play(3, 0.3f, 0.3f, 100, 0, 1);
}
public void errorSound() {
if (soundPool != null) soundPool.play(4, 0.3f, 0.3f, 100, 0, 1);
}
public void changeSound() {
if (soundPool != null) soundPool.play(5, 0.3f, 0.3f, 100, 0 ,1);
}
}