优化下级平台自定义ssrc的情况，优化国标录像下载流程

648540858

2023-04-14 d46fc9de827fe85a48f447cf1550444573a6f1a5

 web_src/src/components/dialog/recordDownload.vue

@@ -96,7 +96,10 @@
          });
        },
        close: function (){
          this.stopDownloadRecord();
          if (this.streamInfo.progress < 1) {
            this.stopDownloadRecord();
          }

          if (this.timer !== null) {
            window.clearTimeout(this.timer);
            this.timer = null;