Android开发基础实现最简单的视频播放示例

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    <VideoView
        android:id="@+id/videoView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"/>
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <Button
            android:id="@+id/replay"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="@string/str_replay"/>
        <Button
            android:id="@+id/play"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="@string/str_play"/>
        <Button
            android:id="@+id/pause"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="@string/str_pause"/>
    </LinearLayout>
</LinearLayout>

package com.example.myapplication
import android.net.Uri
import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity
import com.example.myapplication.databinding.ActivivtyPlayVideoBinding
class ActivityPlayVideo :AppCompatActivity() {
    lateinit var binding : ActivivtyPlayVideoBinding
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = ActivivtyPlayVideoBinding.inflate(layoutInflater)
        setContentView(binding.root)
        val uri = Uri.parse("android.resource://$packageName/${R.raw.video}")
        binding.videoView.setVideoURI(uri)
        //处理播放控件
        initVideo()
    }
    override fun onDestroy() {
        super.onDestroy()
        //释放
        binding.videoView.suspend()
    }
    private fun initVideo() {
        binding.replay.setOnClickListener {
            if (binding.videoView.isPlaying) {
                //重新播放
                binding.videoView.resume()
            }
        }
        binding.play.setOnClickListener {
            if (!binding.videoView.isPlaying) {
                //开始播放
                binding.videoView.start()
            }
        }
        binding.pause.setOnClickListener {
            if (binding.videoView.isPlaying) {
                //暂停播放
                binding.videoView.pause()
            }
        }
    }
}