android 队列形式播放提示语音

来源：互联网发布：视频监控软件破解版编辑：程序博客网时间：2024/06/03 02:50
有序播放，并且同一种提示音在相同时间段只会播放一次
import android.media.MediaPlayer;import android.net.Uri;import java.util.ArrayList;/** * Created by junjie on 2016/3/31. */public class MediaPlayerUtil  {    private static MediaPlayer player;    private static ArrayList<Integer> resources;    private static MyOnCompletionListener myOnCompletionListener;    private static int lastMedia;    public static void init(){        if(player != null){            return;        }        player = new MediaPlayer();        resources = new ArrayList<>();        myOnCompletionListener = new MyOnCompletionListener();        player.setOnCompletionListener(myOnCompletionListener);    }    public static void release(){        if(player == null){            return;        }        player.setOnCompletionListener(null);        if(player.isPlaying()){            player.stop();        }        player.release();        player = null;        myOnCompletionListener = null;        resources.clear();        resources = null;    }    public static void addresource(int resource){        if(player == null){            init();        }        //当前正在播放这条语音  或者   集合中已经有了这条语音，不重复播放        if((player.isPlaying() && lastMedia == resource) || resources.contains(resource)){            return;        }        resources.add(resource);        readyPlayer();    }    public static void addresources(ArrayList<Integer> _resources){        resources.addAll(_resources);        readyPlayer();    }    private static void readyPlayer(){        if(!player.isPlaying()){            playAndSetData();        }    }    static class MyOnCompletionListener implements MediaPlayer.OnCompletionListener {        @Override        public void onCompletion(MediaPlayer mp) {            playAndSetData();        }    }    private static void playAndSetData(){        try{            if(resources.size() == 0){                lastMedia = 0;                return;            }            player.reset();            player.setDataSource(AppContextUtil.getAppContext(), Uri.parse("android.resource://"                    + AppContextUtil.getAppContext().getPackageName() + "/" + resources.get(0)) );            lastMedia = resources.get(0);            resources.remove(0);            player.prepare();            player.start();        }catch (Exception e){            e.printStackTrace();        }    }}
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