音视频播放IjkMediaPlayer

1.引入依赖：implementation "com.gitee.nurApplication:NurVideoPlayer:2.1.6"
2.视频播放activity：

import android.util.Log
import android.view.KeyEvent
import android.view.View
import cn.lecent.prisonroom.basemodule.BaseAppActivity
import cn.lecent.prisonroom.broadcastmodule.databinding.ActivityTalkbackVideoBinding
import com.blankj.utilcode.util.SPUtils
import com.bumptech.glide.Glide
import com.nurmemet.nur.nurvideoplayer.listener.OnControlClickListener
/**
 *
 * 音视频播放器
 */
class TalkbackVideoActivity : BaseAppActivity(), OnControlClickListener {

    private lateinit var binding: ActivityTalkbackVideoBinding
    private val ID_SCREEN_VIEW = 1010
    override fun getRootView(): View {
        binding = ActivityTalkbackVideoBinding.inflate(layoutInflater)
        return binding.root
    }

    override fun initData() {
        super.initData()
//        binding.llLayout.setOnClickListener { finish() }

        val imgVideoUrl = intent.getStringExtra("imgVideoUrl")
        val url = intent.getStringExtra("url")
        val videoName = intent.getStringExtra("videoName")

        Log.e("TAG", "player: $url")
        var videoUrl: String? = null
        url?.let {
            videoUrl = if (it.startsWith("http") || it.startsWith("https")) {
                it
            } else {
                SPUtils.getInstance().getString("baseUrl", null) + it
            }
        }
        if (!imgVideoUrl.isNullOrEmpty()) {
            val url = SPUtils.getInstance().getString("baseUrl", null) + imgVideoUrl
            Glide.with(this).load(url).into(binding.videoView.thumbImageView)
        }
        binding.videoView.run {
            setUp(this@TalkbackVideoActivity, videoUrl,videoName)
            start()
            findViewById<View>(ID_SCREEN_VIEW).visibility = View.INVISIBLE
            setOnControlClickListener(this@TalkbackVideoActivity)
        }

    }

    override fun onBackPressed() {
        if (binding.videoView.isFullScreen) {
            binding.videoView.setChangeScreen(false)
        } else super.onBackPressed()
    }

    override fun onPause() {
        super.onPause()
        binding.videoView.pause()
    }

    override fun onResume() {
        super.onResume()
        binding.videoView.start()
    }

    override fun onDestroy() {
        super.onDestroy()
        binding.videoView.stopPlay()
    }

    override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean {
        val b: Boolean = binding.videoView.onKeyDown(keyCode)
        return b || super.onKeyDown(keyCode, event)
    }

    override fun onBackBtnClick() {
        finish()
    }

    override fun onVolumeControlClick() {

    }

    override fun onScreenControlClick() {

    }
}

3.activity.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/ll_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:gravity="center"
    tools:context=".ui.TalkbackVideoActivity">

        <androidx.cardview.widget.CardView
            android:id="@+id/cv_open"
            android:layout_width="@dimen/dp_283"
            android:layout_height="@dimen/dp_200"
            android:layout_centerHorizontal="true"
            app:cardCornerRadius="@dimen/dp_7"
            app:cardPreventCornerOverlap="false"
            app:cardUseCompatPadding="true">

            <!--视频-->
            <RelativeLayout
                android:id="@+id/main_video_layout"
                android:layout_width="match_parent"
                android:layout_height="match_parent">

                <com.nurmemet.nur.nurvideoplayer.NurVideoView
                    android:id="@+id/videoView"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent">
                    <!--播放器下面的UI写在这里-->

                </com.nurmemet.nur.nurvideoplayer.NurVideoView>

            </RelativeLayout>
        </androidx.cardview.widget.CardView>

</LinearLayout>

4.音频播放：

import android.media.AudioManager;
import java.io.IOException;
import tv.danmaku.ijk.media.player.IjkMediaPlayer;
/**
 * 创建时间：2021/11/10
 * 作者：huangyougui
 * 描述：音频播放器
 */

public class IjkAudioPlayer {

    private IjkMediaPlayer ijkMediaPlayer;

    public IjkMediaPlayer getPlayer() {
        return ijkMediaPlayer;
    }

    public void init() {
        if (ijkMediaPlayer == null) {
            ijkMediaPlayer = new IjkMediaPlayer();
            ijkMediaPlayer.setOption(IjkMediaPlayer.OPT_CATEGORY_PLAYER,"soundtouch",0);
            ijkMediaPlayer.setOption(IjkMediaPlayer.OPT_CATEGORY_FORMAT,"analyzemaxduration",50L);
        }
        ijkMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
    }

    public void setPathAndPrepare(String uri) {
        try {
            ijkMediaPlayer.setDataSource(uri);
            ijkMediaPlayer.prepareAsync();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public void start() {
        if (ijkMediaPlayer != null) {
            ijkMediaPlayer.start();
        }
    }

    public void pause(){
        if (ijkMediaPlayer != null) {
            ijkMediaPlayer.pause();
        }
    }

    public void stop(){
        if (ijkMediaPlayer != null) {
            ijkMediaPlayer.stop();
        }
    }

    /**
     * 耗时
     */
    public void reset(){
        if (ijkMediaPlayer != null) {
            ijkMediaPlayer.reset();
        }
    }

    public void release() {
        if (ijkMediaPlayer != null) {
            ijkMediaPlayer.reset();
            ijkMediaPlayer.release();
            ijkMediaPlayer = null;
        }
    }

}

5.后台播放服务：

import android.app.Service
import android.content.Context
import android.content.Intent
import android.os.Handler
import android.os.IBinder
import android.text.TextUtils
import android.widget.Toast
import cn.lecent.prisonroom.broadcastmodule.ui.IjkAudioPlayer
import tv.danmaku.ijk.media.player.IMediaPlayer

/**
 *创建时间：2021/11/10
 *作者：huangyougui
 *描述：音频后台播放服务
 */

class AudioPlayerService : Service(), IMediaPlayer.OnErrorListener,
    IMediaPlayer.OnPreparedListener {
    //ijk播放器
    private var ijkAudioPlayer: IjkAudioPlayer? = null
    private var isPrepared = false
    private var isStop = false
    private var isPause = false

    //是否播放过音乐、防止多次启动时setPathAndPrepare 异常（无法捕获）
    private var isInit = false

    //记录播放uri
    private var oldUri: String? = ""

    override fun onBind(intent: Intent): IBinder? = null

    override fun onCreate() {
        super.onCreate()
        if (ijkAudioPlayer == null) {
            ijkAudioPlayer = IjkAudioPlayer()
            ijkAudioPlayer?.run{
                init()
                player.setOnErrorListener(this@AudioPlayerService)
                player.setOnPreparedListener(this@AudioPlayerService)
            }

        }
    }

    override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
        if (intent?.action != null) {
            when (intent.action) {
                PLAY -> {
                    val uri = intent.getStringExtra(PLAY_URI)
                    val sameUri = oldUri == uri
                    oldUri = uri
                    //是否是暂停
                    if (isPrepared && isPause && sameUri) {
                        ijkAudioPlayer?.start()
                        isPause = false
                        //当停止播放时
                    } else if (isStop || ijkAudioPlayer!!.player.isPlaying || !sameUri) {
                        ijkAudioPlayer?.run {
                            stop()
                            reset()
                            setPathAndPrepare(uri)
                        }
                    } else {
                        if (!isInit) {
                            ijkAudioPlayer?.setPathAndPrepare(uri)
                        }
                    }
                }

                PAUSE -> if (ijkAudioPlayer!!.player.isPlaying) {
                    ijkAudioPlayer?.pause()
                    isPause = true
                }

                CONTINUE_PLAY -> if (!TextUtils.isEmpty(oldUri)) {
                    if (isPrepared && isPause) {
                        ijkAudioPlayer?.start()
                        isPause = false
                    }
                }

                STOP -> if (ijkAudioPlayer!!.player.isPlaying) {
                    ijkAudioPlayer?.stop()
                    isPrepared = false
                    isStop = true
                }
                STOP_PLAY_SERVICE -> stopSelf()
            }
        }
        return START_NOT_STICKY
    }

    override fun onDestroy() {
        super.onDestroy()
        ijkAudioPlayer?.stop()
        ijkAudioPlayer?.release()
        isPrepared = false
    }

    override fun onError(iMediaPlayer: IMediaPlayer, i: Int, i1: Int): Boolean {
        isPrepared = false
        isStop = true
        Toast.makeText(this, "出错了、请重试！", Toast.LENGTH_SHORT).show()
        return false
    }

    override fun onPrepared(iMediaPlayer: IMediaPlayer) {
        isInit = true
        isPrepared = true
        isStop = false
        iMediaPlayer.start()
        isPause = false
    }


    companion object {

        private const val PLAY_URI = "play_uri"//音频url
        private const val PLAY = "play"//播放
        private const val CONTINUE_PLAY = "continue_play"//继续播放
        private const val PAUSE = "pause"//暂停
        private const val STOP = "stop"//停止
        const val STOP_PLAY_SERVICE = "stop_play_service"//终止服务

        //启动服务播放
        fun startPlay(context: Context, uri: String?) {
            context.startService(
                Intent(context, AudioPlayerService::class.java).putExtra(PLAY_URI, uri).setAction(
                    PLAY
                )
            )
        }

        //继续播放、若已发生暂停
        fun continuePlay(context: Context) {
            context.startService(
                Intent(context, AudioPlayerService::class.java).setAction(
                    CONTINUE_PLAY
                )
            )
        }
        //暂停播放
        fun pausePlay(context: Context) {
            context.startService(Intent(context, AudioPlayerService::class.java).setAction(PAUSE))
        }
        //停止播放
        fun stopPlay(context: Context) {
            context.startService(Intent(context, AudioPlayerService::class.java).setAction(STOP))
        }
    }
}