实现国标录像级联播放，优化点播流程，加快点播速度

648540858

2022-02-27 e94b99d11c46246532edc93cd25cbf8c0b88f03f

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java

@@ -346,8 +346,11 @@
         subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,

               (MediaServerItem mediaServerItemInUse, JSONObject json)->{

            if (userSetup.isWaitTrack() && json.getJSONArray("tracks") == null) return;

            if (event != null) {

            event.response(mediaServerItemInUse, json);

            subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey);

            }



//            subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey);

         });

         //

         StringBuffer content = new StringBuffer(200);

@@ -452,9 +455,11 @@
         logger.debug("录像回放添加订阅，订阅内容：" + subscribeKey.toString());

         subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,

               (MediaServerItem mediaServerItemInUse, JSONObject json)->{

                  System.out.println(344444);

            if (userSetup.isWaitTrack() && json.getJSONArray("tracks") == null) return;

            if (event != null) {

            event.response(mediaServerItemInUse, json);

            subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey);

            }

         });



         StringBuffer content = new StringBuffer(200);

@@ -465,8 +470,6 @@
           content.append("c=IN IP4 "+mediaServerItem.getSdpIp()+"\r\n");

           content.append("t="+DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime)+" "

               +DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime) +"\r\n");







         String streamMode = device.getStreamMode().toUpperCase();



@@ -1202,7 +1205,6 @@
      if (type == null) {

         type = "all";

      }



      try {

         StringBuffer recordInfoXml = new StringBuffer(200);

         recordInfoXml.append("<?xml version=\"1.0\" encoding=\"GB2312\"?>\r\n");