视频播放1

app/src/main/java/com/example/defenseapplication/liveVideo/LiveVideoActivity.kt

@@ -2,55 +2,40 @@ package com.example.defenseapplication.liveVideo
 
 import android.Manifest
 import android.content.Intent
-import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
-import android.media.AudioManager
-import android.media.MediaPlayer
 import android.media.MediaRecorder
-import android.net.Uri
-import android.os.Build
 import android.os.Bundle
-import android.os.Environment
-import android.view.SurfaceHolder
+import android.util.Log
 import android.view.View
-import android.view.ViewGroup
-import android.view.WindowManager
-import android.view.animation.Animation
-import android.view.animation.LinearInterpolator
 import android.view.animation.ScaleAnimation
 import android.widget.Toast
-import androidx.activity.OnBackPressedDispatcher
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.core.content.ContextCompat
+import chuangyuan.ycj.videolibrary.video.ExoUserPlayer
 import com.example.defenseapplication.R
 import com.example.defenseapplication.base.BaseActivity
 import com.example.defenseapplication.databinding.LiveVideoActivityBinding
 import com.example.defenseapplication.utils.ActivityManager
-import com.example.defenseapplication.utils.DeviceIdEvent
 import com.gyf.immersionbar.ImmersionBar
-import com.gyf.immersionbar.ktx.destroyImmersionBar
 import java.io.File
 import java.io.IOException
+import android.content.res.Configuration
+import androidx.activity.OnBackPressedCallback
+import chuangyuan.ycj.videolibrary.listener.VideoInfoListener
+import chuangyuan.ycj.videolibrary.video.VideoPlayerManager
 
 private const val TAG = "LiveVideoActivity"
 //智能防御机A1
-class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
+class LiveVideoActivity : BaseActivity() {
     private lateinit var binding: LiveVideoActivityBinding
-    
-    private var mediaPlayer: MediaPlayer? = null
-    private var isFullscreen = false
-    private var isPlaying = false
+
+    private lateinit var exoPlayerManager: ExoUserPlayer
     private var isVoiceEnabled = false
     private var isLightOn = false
     private var isRecording = false
     private var mediaRecorder: MediaRecorder? = null
     private var micPulseAnimation: ScaleAnimation? = null
     
-    private var videoWidth = 0
-    private var videoHeight = 0
-    
-    private val testVideoUrl = "https://vjs.zencdn.net/v/oceans.mp4"
-    
     private val requestPermissionLauncher = registerForActivityResult(
         ActivityResultContracts.RequestPermission()
     ) { isGranted ->
@@ -78,93 +63,55 @@ class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
             binding.tvTitle.text = deviceName
         }
 
-        initSurfaceView()
+        // 初始化播放器
+        initVideoPlayer()
         initListener()
-    }
-
-    private fun initSurfaceView() {
-        binding.surfaceView.holder.addCallback(this)
-    }
-
-    override fun surfaceCreated(holder: SurfaceHolder) {
-        initMediaPlayer(holder)
-    }
-
-    override fun surfaceChanged(holder: SurfaceHolder, format: Int, width: Int, height: Int) {
-        adjustSurfaceViewSize()
-    }
-
-    override fun surfaceDestroyed(holder: SurfaceHolder) {
-        releaseMediaPlayer()
-    }
-
-    private fun initMediaPlayer(holder: SurfaceHolder) {
-        mediaPlayer = MediaPlayer().apply {
-            setDisplay(holder)
-            setAudioStreamType(AudioManager.STREAM_MUSIC)
-            
-            try {
-                setDataSource(this@LiveVideoActivity, Uri.parse(testVideoUrl))
-                prepareAsync()
-                
-                setOnPreparedListener { mp ->
-                    this@LiveVideoActivity.videoWidth = mp.videoWidth
-                    this@LiveVideoActivity.videoHeight = mp.videoHeight
-                    adjustSurfaceViewSize()
-                    mp.isLooping = true
-                    mp.start()
-                    this@LiveVideoActivity.isPlaying = true
-                    Toast.makeText(this@LiveVideoActivity, R.string.video_ready, Toast.LENGTH_SHORT).show()
+        onBackPressedDispatcher.addCallback(this, object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                if (exoPlayerManager.onBackPressed()) {
+                    return
                 }
-                
-                setOnCompletionListener {
-                    this@LiveVideoActivity.isPlaying = false
-                    Toast.makeText(this@LiveVideoActivity, R.string.playback_complete, Toast.LENGTH_SHORT).show()
-                }
-                
-                setOnErrorListener { _, what, extra ->
-                Toast.makeText(this@LiveVideoActivity, getString(R.string.video_error_format, what, extra), Toast.LENGTH_SHORT).show()
-                    releaseMediaPlayer()
-                    true
-                }
-                
-                setOnBufferingUpdateListener { _, percent ->
-                    if (percent < 100) {
-                        Toast.makeText(this@LiveVideoActivity, getString(R.string.buffering_format, percent), Toast.LENGTH_SHORT).show()
-                    }
-                }
-                
-            } catch (e: IOException) {
-                e.printStackTrace()
-                Toast.makeText(this@LiveVideoActivity, R.string.cannot_load_video, Toast.LENGTH_SHORT).show()
+                // 无全屏时执行默认返回逻辑（如 finish）
+                finish()
             }
-        }
+        })
     }
+    private fun initVideoPlayer() {
+        val videoPlayerView = binding.exoPlayContextId
 
-    private fun adjustSurfaceViewSize() {
-        if (videoWidth == 0 || videoHeight == 0) return
-        
-        val screenWidth = resources.displayMetrics.widthPixels
-        val screenHeight = resources.displayMetrics.heightPixels
-        val aspectRatio = videoWidth.toFloat() / videoHeight.toFloat()
-        
-        val params = binding.surfaceView.layoutParams
-        
-        if (isFullscreen) {
-            if (screenWidth.toFloat() / screenHeight.toFloat() > aspectRatio) {
-                params.width = (screenHeight * aspectRatio).toInt()
-                params.height = screenHeight
-            } else {
-                params.width = screenWidth
-                params.height = (screenWidth / aspectRatio).toInt()
-            }
-        } else {
-            val containerHeight = binding.videoContainer.height
-            params.width = (containerHeight * aspectRatio).toInt()
-            params.height = containerHeight
-        }
-        
-        binding.surfaceView.layoutParams = params
+        exoPlayerManager = VideoPlayerManager.Builder(VideoPlayerManager.TYPE_PLAY_GESTURE, videoPlayerView)
+            .setPlayUri("https://media.w3.org/2010/05/sintel/trailer.mp4")//真实地址
+            .setPosition(0)
+            .addVideoInfoListener(object : VideoInfoListener {
+                // 注意：此处的 p0: Long 是视频开始播放时的位置信息，可以按需使用
+                override fun onPlayStart(p0: Long) {
+                    Log.d(TAG, "视频开始播放")
+                }
+
+                override fun onLoadingChanged() {
+                    // 视频加载状态变化
+                }
+
+                override fun onPlayerError(p0: com.google.android.exoplayer2.ExoPlaybackException?) {
+                    Toast.makeText(this@LiveVideoActivity, "播放失败", Toast.LENGTH_SHORT).show()
+                }
+
+                override fun onPlayEnd() {
+                    Log.d(TAG, "播放结束")
+                }
+
+                // 修正点：库的接口要求必须实现 isPlaying 方法
+                override fun isPlaying(p0: Boolean) {
+                    // p0 表示当前是否正在播放
+                }
+
+                fun onRepeatModeChanged(p0: Int) {
+                    // 循环模式改变时的回调
+                }
+            })
+            .create()
+
+        exoPlayerManager.startPlayer()
     }
 
     private fun initListener() {
@@ -180,15 +127,6 @@ class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
             val intent = Intent(this, SettingsActivity::class.java)
             startActivity(intent)
         }
-
-        binding.ivFullscreen.setOnClickListener {
-            toggleFullscreen()
-        }
-
-        binding.surfaceView.setOnClickListener {
-            togglePlayPause()
-        }
-
         binding.llVoice.setOnClickListener {
             toggleVoice()
         }
@@ -212,90 +150,14 @@ class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
         }
     }
 
-    private fun togglePlayPause() {
-        mediaPlayer?.let { mp ->
-            if (mp.isPlaying) {
-                mp.pause()
-                isPlaying = false
-                Toast.makeText(this, R.string.paused, Toast.LENGTH_SHORT).show()
-            } else {
-                mp.start()
-                isPlaying = true
-                Toast.makeText(this, R.string.resume_playback, Toast.LENGTH_SHORT).show()
-            }
-        }
-    }
-
-    private fun toggleFullscreen() {
-        isFullscreen = !isFullscreen
-        
-        if (isFullscreen) {
-            enterFullscreen()
-        } else {
-            exitFullscreen()
-        }
-    }
-
-    private fun enterFullscreen() {
-        requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
-        window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN)
-        window.addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
-        
-        binding.topBar.visibility = View.GONE
-        binding.bitRateBar.visibility = View.GONE
-        binding.functionBar.visibility = View.GONE
-        
-        val alarmLogParent = binding.llAlarmLog.parent.parent as View
-        alarmLogParent.visibility = View.GONE
-        
-        val containerParams = binding.videoContainer.layoutParams
-        containerParams.width = ViewGroup.LayoutParams.MATCH_PARENT
-        containerParams.height = ViewGroup.LayoutParams.MATCH_PARENT
-        binding.videoContainer.layoutParams = containerParams
-        
-        val surfaceParams = binding.surfaceView.layoutParams
-        surfaceParams.width = resources.displayMetrics.widthPixels
-        surfaceParams.height = resources.displayMetrics.heightPixels
-        binding.surfaceView.layoutParams = surfaceParams
-        
-        binding.ivFullscreen.setImageResource(com.example.defenseapplication.R.drawable.back)
-        
-        Toast.makeText(this, R.string.entered_fullscreen, Toast.LENGTH_SHORT).show()
-    }
-
-    private fun exitFullscreen() {
-        requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
-        window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN)
-        window.clearFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
-        
-        binding.topBar.visibility = View.VISIBLE
-        binding.bitRateBar.visibility = View.VISIBLE
-        binding.functionBar.visibility = View.VISIBLE
-        
-        val alarmLogParent = binding.llAlarmLog.parent.parent as View
-        alarmLogParent.visibility = View.VISIBLE
-        
-        val containerParams = binding.videoContainer.layoutParams
-        containerParams.width = ViewGroup.LayoutParams.MATCH_PARENT
-        containerParams.height = (220 * resources.displayMetrics.density).toInt()
-        binding.videoContainer.layoutParams = containerParams
-        
-        adjustSurfaceViewSize()
-        
-        binding.ivFullscreen.setImageResource(com.example.defenseapplication.R.drawable.full_screen)
-        
-        Toast.makeText(this, R.string.exited_fullscreen, Toast.LENGTH_SHORT).show()
-    }
 
     private fun toggleVoice() {
         isVoiceEnabled = !isVoiceEnabled
         
         if (isVoiceEnabled) {
-            mediaPlayer?.setVolume(1.0f, 1.0f)
             binding.ivVoice.setImageResource(com.example.defenseapplication.R.drawable.voice_on_open)
             Toast.makeText(this, R.string.sound_on, Toast.LENGTH_SHORT).show()
         } else {
-            mediaPlayer?.setVolume(0.0f, 0.0f)
             binding.ivVoice.setImageResource(com.example.defenseapplication.R.drawable.voice)
             Toast.makeText(this, R.string.sound_off, Toast.LENGTH_SHORT).show()
         }
@@ -378,20 +240,6 @@ class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
         Toast.makeText(this, R.string.stop_control_mode, Toast.LENGTH_SHORT).show()
     }
 
-//    private fun startMicPulseAnimation() {
-//        micPulseAnimation = ScaleAnimation(
-//            1.0f, 1.3f,
-//            1.0f, 1.3f,
-//            Animation.RELATIVE_TO_SELF, 0.5f,
-//            Animation.RELATIVE_TO_SELF, 0.5f
-//        ).apply {
-//            duration = 500
-//            repeatCount = Animation.INFINITE
-//            repeatMode = Animation.REVERSE
-//            interpolator = LinearInterpolator()
-//        }
-//        binding.ivVoice.startAnimation(micPulseAnimation)
-//    }
 
     private fun stopMicPulseAnimation() {
         micPulseAnimation?.let {
@@ -434,32 +282,26 @@ class LiveVideoActivity : BaseActivity(), SurfaceHolder.Callback {
             mediaRecorder = null
         }
     }
-
-    private fun releaseMediaPlayer() {
-        mediaPlayer?.let {
-            if (it.isPlaying) {
-                it.stop()
-            }
-            it.release()
-            mediaPlayer = null
-        }
+    override fun onResume() {
+        super.onResume()
+        exoPlayerManager.onResume()
     }
 
     override fun onPause() {
         super.onPause()
-        mediaPlayer?.pause()
-    }
-
-    override fun onResume() {
-        super.onResume()
-        mediaPlayer?.start()
+        exoPlayerManager.onPause()
     }
 
     override fun onDestroy() {
-        releaseMediaPlayer()
         super.onDestroy()
+        exoPlayerManager.onDestroy()
     }
 
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+        // 横竖屏切换时通知播放器
+        exoPlayerManager.onConfigurationChanged(newConfig)
+    }
 
 }
 

app/src/main/res/layout/live_video_activity.xml

@@ -4,6 +4,9 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="#F5F6F6"
+    android:name=".liveVideo.LiveVideoActivity"
+    android:configChanges="orientation|screenSize|keyboardHidden"
+    android:screenOrientation="portrait"
     android:orientation="vertical">
 
     <!-- 顶部导航栏 -->
@@ -41,68 +44,12 @@
 
     </LinearLayout>
 
-    <!-- 视频流信息 -->
-    <LinearLayout
-        android:id="@+id/bitRateBar"
-        android:layout_width="match_parent"
-        android:layout_height="32dp"
-        android:background="#FFFFFF"
-        android:gravity="center_vertical"
-        android:orientation="horizontal"
-        android:paddingLeft="16dp"
-        android:paddingRight="16dp">
-
-        <TextView
-            android:id="@+id/tvBitRate"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:text="120 B/S"
-            android:textColor="@color/black"
-            android:textSize="14sp"
-            android:textStyle="bold" />
-
-    </LinearLayout>
-
     <!-- 视频播放区域 -->
-    <FrameLayout
-        android:id="@+id/videoContainer"
+    <chuangyuan.ycj.videolibrary.widget.VideoPlayerView
+        android:id="@+id/exoPlayContextId"
         android:layout_width="match_parent"
-        android:layout_height="220dp"
-        android:background="#000000">
-
-        <SurfaceView
-            android:id="@+id/surface_view"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:layout_gravity="center" />
-
-        <!-- 全屏按钮 -->
-        <ImageView
-            android:id="@+id/ivFullscreen"
-            android:layout_width="24dp"
-            android:layout_height="24dp"
-            android:layout_gravity="bottom|end"
-            android:layout_margin="16dp"
-            android:src="@drawable/full_screen"/>
-
-        <!-- 播放控制按钮 -->
-        <LinearLayout
-            android:id="@+id/playControl"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:gravity="center"
-            android:visibility="gone">
-
-            <ImageView
-                android:id="@+id/ivPlay"
-                android:layout_width="64dp"
-                android:layout_height="64dp"
-                android:src="@drawable/full_screen" />
-
-        </LinearLayout>
-
-    </FrameLayout>
+        android:layout_height="250dp"
+        android:background="@android:color/transparent"/>
 
     <!-- 功能按钮区域 -->
     <LinearLayout