优化点播体验， 优化tcp被动的sdp

panlinlin

2021-04-23 d551c82d34618ca31e2a15b5bc0c51f727084466

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

@@ -91,6 +91,9 @@
   @Value("${media.autoApplyPlay}")

   private boolean autoApplyPlay;



   @Value("${userSettings.waitTrack}")

   private boolean waitTrack;



   @Autowired

   private ZLMHttpHookSubscribe subscribe;



@@ -376,7 +379,7 @@
         subscribeKey.put("regist", true);



         subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey, json->{

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

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

            event.response(json);

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

         });

@@ -428,17 +431,10 @@
            content.append("a=rtpmap:97 MPEG4/90000\r\n");

            if("TCP-PASSIVE".equals(streamMode)) { // tcp被动模式

               content.append("a=setup:passive\r\n");

               content.append("a=recvonly\r\n");

               content.append("a=rtpmap:96 PS/90000\r\n");

               content.append("a=rtpmap:98 H264/90000\r\n");

               content.append("a=rtpmap:97 MPEG4/90000\r\n");

               if ("TCP-PASSIVE".equals(streamMode)) { // tcp被动模式

                  content.append("a=setup:passive\r\n");

                  content.append("a=connection:new\r\n");

               } else if ("TCP-ACTIVE".equals(streamMode)) { // tcp主动模式

                  content.append("a=setup:active\r\n");

                  content.append("a=connection:new\r\n");

               }

            }

         }