类型：开发

描述：

src/views/hotel/components/video-box.vue

@@ -303,7 +303,8 @@ const handleCamera = async (itemCode,resource) => {
   show.value = true
   let res = await getPreviewUrlApi({
     type: 'hls',
-    cameraIndexCode:itemCode
+    cameraIndexCode:itemCode,
+    subStream:0
   })
   cameraIndexCode.value = itemCode;
   isCollect.value = resource.isCollect
@@ -339,7 +340,8 @@ const currentChange = (e) => {
 const createPlayer = (cameraIndexCode,videoElement) => {
   getPreviewUrlApi({
     type: 'hls',
-    cameraIndexCode: cameraIndexCode
+    cameraIndexCode: cameraIndexCode,
+    subStream:1
   }).then(res=>{
     const url = res.data.url;
     if(url.startsWith('http://192.168.77.200:8050/')){
@@ -354,7 +356,9 @@ const createPlayer = (cameraIndexCode,videoElement) => {
           createPlayer(cameraIndexCode,videoElement);
         }
       })
-
+      player.on('play:failed', (err) => {
+        createPlayer(cameraIndexCode,videoElement);
+      })
       webrtcRefs.push(player)
     }
     else{
@@ -424,7 +428,8 @@ let thisVideo = ref(null)
 const handleItemVideo = async (url, type, code, item) => {
   let res = await getPreviewUrlApi({
     cameraIndexCode: code,
-    type: 'hls'
+    type: 'hls',
+    subStream:0
   })
   url = res.data.url
   thisVideo.value = item
@@ -447,6 +452,9 @@ const handleItemVideo = async (url, type, code, item) => {
           handleItemVideo(url, type, code, item);
         }
       })
+      hlsRef.on('play:failed', (err) => {
+        handleItemVideo(url, type, code, item);
+      })
     } else {
       hlsRef = new Hls({
         maxBufferLength: 10, // 最大缓冲长度（秒）