feat(video):重构视频监控模块并优化实时预览功能

- 移除旧的 DahuaVideoController 控制器及相关接口
- 在 NetSDKService 中实现基于 FFmpeg 的实时流转码与推送逻辑
- 新增对 H.264 和 HEVC 编码格式的识别与动态转码支持
- 实现 FLV 流封装及 WebSocket 推送机制
- 添加 WebSocket 会话管理与多用户连接跟踪
- 更新平台视频管理控制器中的通道标识字段
- 配置文件中增加大华设备连接参数- 调整日志级别为 debug 以便于开发调试
- 完善资源清理逻辑，确保登出时释放所有相关句柄和进程

.env.development

@@ -1,9 +1,12 @@
 VITE_BASE=/
 # VITE_BASE_URL=http://192.168.0.25:8095/
-VITE_BASE_URL=http://192.168.0.37:8095/
+VITE_BASE_URL=http://192.168.4.40:8095/
 
 #websocket t掉线
-VITE_ON_LINE_WEB_SOCKET_URL=ws://192.168.0.37:8869
+VITE_ON_LINE_WEB_SOCKET_URL=ws://192.168.4.40:8869
 
 #websocket 在线学习
-VITE_LEARNING_WEB_SOCKET_URL=ws://192.168.0.37:8899
+VITE_LEARNING_WEB_SOCKET_URL=ws://192.168.4.40:8899
+
+#websocket 大华设备视频
+VITE_DAHUA_WEB_SOCKET_URL=ws://192.168.4.40:8866

.env.production

@@ -4,9 +4,12 @@ VITE_BASE_URL=http://172.16.70.226:8081/sx_yjb/
 #VITE_BASE_URL=https://qaaqwh.qhdsafety.com/integrated_whb/
 
 #websocket t掉线
-VITE_ON_LINE_WEB_SOCKET_URL=ws://183.251.104.38:10103
+VITE_ON_LINE_WEB_SOCKET_URL=ws://172.16.70.226:8869
 # VITE_ON_LINE_WEB_SOCKET_URL=wss://qaaqwh.qhdsafety.com/disconnected/
 
 #websocket 在线学习
-VITE_LEARNING_WEB_SOCKET_URL=ws://183.251.104.38:10102
+VITE_LEARNING_WEB_SOCKET_URL=ws://172.16.70.226:8899
 #VITE_LEARNING_WEB_SOCKET_URL=wss://qaaqwh.qhdsafety.com/onlinelearning/
+
+#websocket 大华设备视频
+VITE_DAHUA_WEB_SOCKET_URL=ws://172.16.70.226:8866

env.d.ts

@@ -19,4 +19,8 @@ interface ImportMetaEnv {
    * websocket 在线学习
    */
   readonly VITE_LEARNING_WEB_SOCKET_URL: string
+  /**
+   * websocket 大华设备视频
+   */
+  readonly VITE_DAHUA_WEB_SOCKET_URL: string
 }

package-lock.json

@@ -20,12 +20,14 @@
         "dayjs": "^1.11.10",
         "echarts": "^5.4.3",
         "element-plus": "^2.6.1",
+        "flv.js": "^1.6.2",
         "hls.js": "^1.6.13",
         "html2canvas": "^1.4.1",
         "jspdf": "^2.5.1",
         "lodash-es": "^4.17.21",
         "mitt": "^3.0.1",
         "mp4box": "^0.5.2",
+        "mpegts.js": "^1.8.0",
         "nanoid": "^5.0.4",
         "normalize.css": "^8.0.1",
         "pako": "^2.1.0",
@@ -3362,6 +3364,11 @@
         "es6-symbol": "^3.1.1"
       }
     },
+    "node_modules/es6-promise": {
+      "version": "4.2.8",
+      "resolved": "https://registry.npmmirror.com/es6-promise/-/es6-promise-4.2.8.tgz",
+      "integrity": "sha512-HJDGx5daxeIvxdBxvG2cb9g4tEvwIk3i8+nhX0yGrYmZUzbkdg8QbDevheDB8gd0//uPj4c1EQua8Q+MViT0/w=="
+    },
     "node_modules/es6-symbol": {
       "version": "3.1.4",
       "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.4.tgz",
@@ -4110,6 +4117,15 @@
       "dev": true,
       "license": "ISC"
     },
+    "node_modules/flv.js": {
+      "version": "1.6.2",
+      "resolved": "https://registry.npmmirror.com/flv.js/-/flv.js-1.6.2.tgz",
+      "integrity": "sha512-xre4gUbX1MPtgQRKj2pxJENp/RnaHaxYvy3YToVVCrSmAWUu85b9mug6pTXF6zakUjNP2lFWZ1rkSX7gxhB/2A==",
+      "dependencies": {
+        "es6-promise": "^4.2.8",
+        "webworkify-webpack": "^2.1.5"
+      }
+    },
     "node_modules/follow-redirects": {
       "version": "1.15.11",
       "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.11.tgz",
@@ -5445,6 +5461,15 @@
       "integrity": "sha512-GcCH0fySxBurJtvr0dfhz0IxHZjc1RP+F+I8xw+LIwkU1a+7HJx8NCDiww1I5u4Hz6g4eR1JlGADEGJ9r4lSfA==",
       "license": "BSD-3-Clause"
     },
+    "node_modules/mpegts.js": {
+      "version": "1.8.0",
+      "resolved": "https://registry.npmmirror.com/mpegts.js/-/mpegts.js-1.8.0.tgz",
+      "integrity": "sha512-ZtujqtmTjWgcDDkoOnLvrOKUTO/MKgLHM432zGDI8oPaJ0S+ebPxg1nEpDpLw6I7KmV/GZgUIrfbWi3qqEircg==",
+      "dependencies": {
+        "es6-promise": "^4.2.5",
+        "webworkify-webpack": "github:xqq/webworkify-webpack"
+      }
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -7681,6 +7706,11 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/webworkify-webpack": {
+      "version": "2.1.5",
+      "resolved": "git+ssh://git@github.com/xqq/webworkify-webpack.git#24d1e719b4a6cac37a518b2bb10fe124527ef4ef",
+      "license": "MIT"
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",

package.json

@@ -22,12 +22,14 @@
     "dayjs": "^1.11.10",
     "echarts": "^5.4.3",
     "element-plus": "^2.6.1",
+    "flv.js": "^1.6.2",
     "hls.js": "^1.6.13",
     "html2canvas": "^1.4.1",
     "jspdf": "^2.5.1",
     "lodash-es": "^4.17.21",
     "mitt": "^3.0.1",
     "mp4box": "^0.5.2",
+    "mpegts.js": "^1.8.0",
     "nanoid": "^5.0.4",
     "normalize.css": "^8.0.1",
     "pako": "^2.1.0",

src/views/video_manager/video_manager/components/playVideo.vue

@@ -1,5 +1,5 @@
 <template>
-  <el-dialog v-model="dialogVisible" title="播放后台转码视频" width="50%">
+  <el-dialog v-model="dialogVisible" title="播放大华设备视频" width="50%">
     <!-- 原生video播放器 - 移除了controls属性以去掉默认控制栏 -->
     <video ref="videoRef" playsinline class="video-player"></video>
 
@@ -11,12 +11,10 @@
     </template>
   </el-dialog>
 </template>
-
 <script setup>
-import { ref, watch } from "vue";
+import { ref, watch, nextTick } from "vue";
-import Hls from "hls.js"; // 引入HLS解析库
+import mpegts from "mpegts.js"; // 引入mpegts.js解析库
 import { ElMessage } from "element-plus";
-import { getTranscodeStatus, stopTransCode } from "@/request/video_info.js"; // 后端“停止转码”接口
 
 // 接收父组件传递的属性
 const props = defineProps({
@@ -24,54 +22,35 @@ const props = defineProps({
     type: Boolean,
     default: false,
   },
-  src: {
+  channel: {
-    type: String,
+    type: Number,
-    required: true, // 必须传递HLS流地址
+    default: 0, // 通道号，默认为0
-  },
-  videoId: {
-    type: String,
-    required: true, // 视频Id
   },
 });
 
 // 向父组件传递事件
-const emit = defineEmits(["update:visible", "onStop"]);
+const emit = defineEmits(["update:visible"]);
 
 // 控制弹窗显示（内部响应props.visible）
 const dialogVisible = ref(props.visible);
 const videoRef = ref(null); // video元素引用
-const isPlaying = ref(false); // 视频播放状态
+let player = null; // MPEGTS播放器实例
-let hlsInstance = null; // HLS实例（用于管理流解析）
 
 // 监听父组件visible变化，同步到内部dialogVisible
 watch(
-    () => props.visible,
+  () => props.visible,
-    (newVal) => {
+  (newVal) => {
-      dialogVisible.value = newVal;
+    dialogVisible.value = newVal;
-    }
+  }
 );
 
-// 定义定时器变量
-let checkInterval = null;
-
 // 弹窗打开时执行的方法
 const onDialogOpen = () => {
-  // 每3秒调用一次接口
+  // 确保DOM更新完成后再初始化播放器
-  checkInterval = setInterval(async () => {
+  nextTick(() => {
-    try {
+    // 大华设备直接播放
-      // 假设接口名为checkVideoProgress，需自行导入
+    handlePlay();
-      const response = await getTranscodeStatus({ id: props.videoId });
+  });
-      if (response.progress > 2) {
-        handlePlay();
-        // 播放后清除定时器
-        if (checkInterval) {
-          clearInterval(checkInterval);
-          checkInterval = null;
-        }
-      }
-      // 可根据需要处理接口返回结果
-    } catch (error) {}
-  }, 3000); // 3秒间隔
 };
 
 // 监听内部dialogVisible变化，通知父组件
@@ -84,127 +63,110 @@ watch(dialogVisible, (newVal) => {
   }
 });
 
-// 播放视频
+// 初始化MPEGTS播放器
-const handlePlay = () => {
+const initMpegtsPlayer = () => {
-  const video = videoRef.value;
+  // 如果播放器已存在，先销毁
-  if (!video) {
+  if (player) {
-    ElMessage.error("视频播放器初始化失败");
+    player.destroy();
+    player = null;
+  }
+
+  // 确保video元素已准备好
+  if (!videoRef.value) {
+    console.error("无法获取video元素");
     return;
   }
 
-  // 先清空之前的资源
+  // 使用mpegts.js创建播放器实例
-  video.src = "";
+  if (mpegts.isSupported()) {
+    const videoElement = videoRef.value;
+    
+    // 构建WebSocket URL，包含认证信息和通道号
+    const baseUrl = import.meta.env.VITE_DAHUA_WEB_SOCKET_URL || "ws://localhost:8866";
+    const separator = baseUrl.includes('?') ? '&' : '?';
+    const websocketUrl = `${baseUrl}${separator}user=user1&channel=${props.channel}`;
 
-  // 检查src是否有效
+    // 如果播放器已存在，先销毁
-  if (!props.src) {
+    if (player) {
-    ElMessage.error("视频源地址为空");
+      player.destroy();
-    return;
+      player = null;
-  }
-
-  // HLS.js 支持检测
-  if (Hls.isSupported()) {
-    // 如果已有实例，先销毁
-    if (hlsInstance) {
-      hlsInstance.destroy();
     }
 
-    hlsInstance = new Hls({
+    // 创建mpegts.js播放器，让它自己管理WebSocket连接
-      maxBufferLength: 30, // 增加缓冲长度
+    player = mpegts.createPlayer({
-      maxMaxBufferLength: 60,
+      type: "flv",
+      isLive: true,
+      hasAudio: false,
+      hasVideo: true,
+      url: websocketUrl, // 直接提供WebSocket URL给mpegts.js
+    }, {
+      enableWorker: false,
+      lazyLoad: false,
+      reuseRedirectedURL: false
     });
 
-    // 监听错误事件
+    // 将播放器附加到video元素
-    hlsInstance.on(Hls.Events.ERROR, (event, data) => {
+    player.attachMediaElement(videoElement);
-      if (data.fatal) {
+
-        switch (data.type) {
+    // 监听播放器事件
-          case Hls.ErrorTypes.NETWORK_ERROR:
+    player.on(mpegts.Events.MEDIA_INFO, (mediaInfo) => {
-            hlsInstance.startLoad();
+      console.log('媒体信息:', mediaInfo);
-            break;
-          case Hls.ErrorTypes.MEDIA_ERROR:
-            hlsInstance.recoverMediaError();
-            break;
-          default:
-            // 无法恢复的错误，需要重新初始化
-            destroyPlayer();
-            handlePlay();
-            break;
-        }
-      }
     });
 
-    hlsInstance.loadSource(props.src);
+    player.on(mpegts.Events.ERROR, (type, details) => {
-    hlsInstance.attachMedia(video);
+      console.error('播放器错误:', type, details);
-
+      ElMessage.error(`播放器错误: ${type}`);
-    hlsInstance.on(Hls.Events.MANIFEST_PARSED, () => {
-      video.play().then(() => {
-        isPlaying.value = true;
-      });
     });
-  } else if (video.canPlayType("application/vnd.apple.mpegurl")) {
+
-    // Safari等原生支持HLS的浏览器
+    // 加载并播放
-    video.src = props.src;
+    player.load();
-    video.addEventListener("loadedmetadata", () => {
+    player.play().catch((e) => {
-      video
+      console.error("播放失败:", e);
-          .play()
+      ElMessage.error("播放失败: " + e.message);
-          .then(() => {
-            isPlaying.value = true;
-            ElMessage.success("视频开始播放");
-          })
-          .catch((err) => {
-            ElMessage.error(`播放失败：${err.message}`);
-          });
     });
   } else {
-    ElMessage.error("您的浏览器不支持HLS视频流播放，请更换浏览器");
+    ElMessage.error("浏览器不支持mpegts.js");
   }
 };
 
-// 销毁播放器时清除定时器
+// 播放视频
-const destroyPlayer = () => {
+const handlePlay = () => {
-  // 清除定时器
+  // 先清空之前的资源
-  if (checkInterval) {
+  if (videoRef.value) {
-    clearInterval(checkInterval);
+    videoRef.value.src = "";
-    checkInterval = null;
   }
 
-  // 原有逻辑保持不变
+  // 大华设备播放
-  isPlaying.value = false;
+  playDahuaVideo();
-  if (hlsInstance) {
+};
-    hlsInstance.destroy();
+
-    hlsInstance = null;
+// 播放大华设备视频
+const playDahuaVideo = () => {
+  if (!mpegts.isSupported()) {
+    ElMessage.error("您的浏览器不支持MPEG-TS视频播放");
+    return;
   }
+
+  try {
+    // 初始化并播放
+    initMpegtsPlayer();
+  } catch (error) {
+    ElMessage.error("播放器初始化失败：" + error.message);
+  }
+};
+
+// 销毁播放器时清除资源
+const destroyPlayer = () => {
+  // 销毁MPEGTS播放器，它会自动处理WebSocket连接的关闭
+  if (player) {
+    player.destroy();
+    player = null;
+  }
+
   if (videoRef.value) {
     const video = videoRef.value;
     video.pause();
     video.src = "";
   }
-  handleStopTranscode();
 };
-
+</script>
-// 停止转码（调用后端接口）
-const handleStopTranscode = async () => {
-  try {
-    await stopTransCode({ id: props.videoId }); // 调用后端“停止转码”接口
-    emit("onStop"); // 通知父组件“转码已停止”
-    dialogVisible.value = false; // 关闭弹窗
-  } catch (error) {
-    if (error !== "cancel") {
-      ElMessage.error(`停止转码失败：${error.message || "未知错误"}`);
-    }
-  }
-};
-</script>
-
-<style scoped>
-.video-player {
-  width: 100%;
-  min-height: 600px;
-  object-fit: contain; /* 保持视频比例 */
-  background-color: #000; /* 增加黑色背景，使视频区域更明显 */
-}
-
-.video-controls {
-  margin-top: 16px;
-  text-align: center;
-}
-</style>

src/views/video_manager/video_manager/index.vue

@@ -18,9 +18,6 @@
               <el-button native-type="reset" @click="fnResetPagination"
               >重置</el-button
               >
-              <el-button type="success" @click="handleStartTranscode"
-              >播放后台转码视频</el-button
-              >
             </el-form-item>
           </el-col>
         </el-row>
@@ -106,12 +103,11 @@
         @get-data="fnResetPagination"
     />
 
-    <!-- 转码视频播放器（修改后：双向绑定visible + 传递src） -->
+    <!-- 大华设备视频播放器 -->
     <play-video
-        v-model:visible="data.transcodeVideoDialog.visible"
+        v-model:visible="data.dahuaVideoDialog.visible"
-        :src="data.transcodeVideoDialog.src"
+        :channel="data.dahuaVideoDialog.channel"
-        :video-id="data.transcodeVideoDialog.id"
+        @update:visible="handlePlayVideoClose"
-        @on-stop="onTranscodeStopped"
     />
   </div>
 </template>
@@ -130,8 +126,7 @@ import {ElMessage, ElMessageBox} from "element-plus";
 import SelectingPoints from "./components/selecting_points.vue";
 import LayoutVideo from "@/components/video/index.vue";
 import {setVideoManagerList} from "@/request/eightwork_videomanager.js";
-import PlayVideo from "@/views/video_manager/video_manager/components/playVideo.vue"; // 引入新播放器组件
+import PlayVideo from "@/views/video_manager/video_manager/components/playVideo.vue"; // 引入大华播放器组件
-import {startTransCode, stopTransCode} from "@/request/video_info.js"; // 转码接口
 
 const data = reactive({
   addDialog: {
@@ -155,42 +150,18 @@ const data = reactive({
     videomanagerId: "",
     visible: false,
   },
-  transcodeVideoDialog: {
+  dahuaVideoDialog: {
     visible: false,
-    src: "http://localhost:8100/api/hls/stream.m3u8", // 后端转码后HLS流的访问路径
     id: "",
+    channel: 0 // 通道号
   },
 });
 
-// 启动转码并显示播放器
+// 列表数据逻辑
-const handleStartTranscode = async () => {
-  try {
-    await startTransCode(); // 调用后端“启动转码”接口
-    data.transcodeVideoDialog.visible = true; // 显示播放器弹窗
-  } catch (error) {
-    ElMessage.error("启动转码失败: " + (error.message || "未知错误"));
-  }
-};
-
-// 转码停止后的回调
-const onTranscodeStopped = async () => {
-  await stopTransCode(); // 调用后端“停止转码”接口
-};
-
-// 列表数据逻辑（保持不变）
 const {list, pagination, searchForm, fnGetData, fnResetPagination} =
     useListData(getHkVideoManagerList);
 
-// 其他方法（保持不变）
+// 其他方法
-// const fnSetPositioning = async (row) => {
-//   data.selectingPointsDialog.id = row.PLS_ID ? row.PLS_ID : "";
-//   data.selectingPointsDialog.indexCode = row.indexCode;
-//   data.selectingPointsDialog.regionPathName = row.regionPathName;
-//   data.selectingPointsDialog.camName = row.name;
-//   data.selectingPointsDialog.videomanagerId = row.videomanagerId;
-//   data.selectingPointsDialog.visible = true;
-// };
-
 const fnUpToBi = async (videomanagerId) => {
   await ElMessageBox.confirm("确定要置顶吗？置顶后将会默认展示在Bi页", {
     type: "warning",
@@ -200,14 +171,16 @@ const fnUpToBi = async (videomanagerId) => {
 };
 
 const fnPreviewVideo = async (row) => {
-  try {
+  // 直接播放大华设备视频
-    const resData = await startTransCode({url: row.url, id: row.PLS_ID}); // 调用后端“启动转码”接口
+  data.dahuaVideoDialog.visible = true;
-    data.transcodeVideoDialog.visible = true; // 显示播放器弹窗
+  data.dahuaVideoDialog.channel = row.channel;
-    data.transcodeVideoDialog.id = row.PLS_ID; // 显示播放器弹窗
+  console.log("播放大华设备视频：", row.channel);
-    data.transcodeVideoDialog.src =
+};
-        "http://172.16.70.226:7811/" + resData.videoUrl + "stream.m3u8";
+
-  } catch (error) {
+const handlePlayVideoClose = (visible) => {
-    ElMessage.error("启动转码失败: " + (error.message || "未知错误"));
+  if (!visible) {
+    // 视频播放窗口关闭时的处理逻辑
+    console.log("视频播放窗口已关闭");
   }
 };