public void pause(){ player.pause(); } public void continueplay(){ player.start(); } public void previous(){ player.previous(); } public void seekTo(int progress){ player.seekTo(progress); } }怎么修改
时间: 2024-02-14 10:20:41 浏览: 22
这段代码是一个 Android 播放器的控制类,包含了暂停、继续播放、上一曲、跳转进度等方法。如果要修改这段代码,需要先确定修改的目的和具体要求。
如果要新增其他控制方法,可以在该类中添加对应的方法实现。
如果要修改现有方法,需要根据具体需求进行修改。比如,如果需要在暂停时显示一个提示框,可以在 pause() 方法中添加对应代码实现。如果需要在 seekTo() 方法中增加一个回调函数,可以在方法中添加对应的回调参数并在调用时触发回调。
需要注意的是,在修改代码时需要保证代码的可读性和可维护性,遵循代码规范和最佳实践。
相关问题
package com.music.zds; import android.app.Service; import android.content.Intent; import android.media.MediaPlayer; import android.os.Binder; import android.os.Bundle; import android.os.IBinder; import android.os.Message; import android.util.Log; import java.util.Timer; import java.util.TimerTask; public class MusicService extends Service { public static final String TAG="MusicService"; public MediaPlayer player; private Timer timer; public MusicService() { Log.d(TAG,"MusicService"); } @Override public void onCreate() { super.onCreate(); player=new MediaPlayer(); } @Override public IBinder onBind(Intent intent) { Log.d(TAG,"MusicService()"); return new MusicControler(); } public void addTimer(){ if(timer ==null){ TimerTask task = new TimerTask() { @Override public void run() { if(player == null) return;; int duration = player.getDuration(); int currentPro = player.getCurrentPosition(); Log.w(TAG,"duration:"+duration+",progress:"+currentPro); Message msg = MainActivity.handler.obtainMessage(); Bundle bundle = new Bundle(); bundle.putInt("duration",duration); bundle.putInt("progress",currentPro); msg.setData(bundle); MainActivity.handler.sendMessage(msg); } }; timer.schedule(task,5,500); } } class MusicControler extends Binder{ public void play(){ Log.d(TAG,"play"); try{ player.reset(); player=MediaPlayer.create(getApplicationContext(),R.raw.nianlun,R.raw.jimoyanhuo); player.start(); addTimer(); } catch (Exception e){ e.printStackTrace(); } } public void pause(){ Log.d(TAG,"pause"); player.pause(); } public void continueplay(){ Log.d(TAG,"continueplay"); player.start(); } public void seekTo(int progress){ Log.d(TAG,"seekTo"+progress); player.seekTo(progress); } } @Override public void onDestroy(){ super.onDestroy(); if (player == null) return;; if(player.isPlaying())player.stop(); player.release(); player=null; } }
这是一个用于播放音乐的Service类,其中包含一个MediaPlayer对象和一个Timer对象。它通过绑定到Activity来控制MediaPlayer的播放、暂停、继续播放和跳转进度等操作。同时,它还通过Timer对象和Handler对象来更新播放进度,以便在界面上显示当前播放进度和总时长。在onCreate()方法中初始化MediaPlayer对象,在onBind()方法中返回一个Binder对象用于Activity和Service之间的通信。在MusicControler类中实现了控制音乐播放的方法,其中play()方法用于播放音乐并启动计时器,pause()方法用于暂停播放,continueplay()方法用于继续播放,seekTo()方法用于跳转进度。最后,在onDestroy()方法中释放MediaPlayer对象,停止播放音乐。
flvPlayer.unload
根据引用\[1\]中的反馈信息,调用EasyPlayer播放器时切换视频路径会报错"FlvPlayer.load() has been called, please call unload() first!"。根据引用\[2\]中的代码,可以看出在flv直播中,如果出现网络错误,会调用this.destoryVideo()来销毁视频。而根据引用\[3\]中的目录,可以找到一些解决方法来处理一些报错情况,比如"Failed to read the 'buffered' property from 'SourceBuffer'"、"Error while initialize transmuxing worker, fallback to inline transmuxing"、"The play() request was interrupted by a call to pause()"、"The play() request was interrupted by a new load request"等。所以,如果想要解决"FlvPlayer.load() has been called, please call unload() first!"的报错,可以尝试调用flvPlayer.unload()来先卸载之前加载的视频,然后再加载新的视频路径。
#### 引用[.reference_title]
- *1* [调用EasyPlayer播放器报错FlvPlayer.load() has been called,pleasse call unload() first!](https://blog.csdn.net/TsingSee/article/details/118180274)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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