big refacting of communitation architect

opencv-motion-detect/evpuller.cpp

@@ -324,11 +324,9 @@ protected:
             // serialize packet to raw bytes
             char * data = nullptr;
             int size = AVPacketSerializer::encode(packet, &data);
-            zmq_msg_init_data(&msg, (void*)data, size, NULL, NULL);
-            zmq_send_const(pPub, zmq_msg_data(&msg), size, 0);
-            if(data != nullptr) {
-                free(data);
-            }
+            zmq_msg_init_data(&msg, (void*)data, size, mqPacketFree, NULL);
+            //zmq_send_const(pPub, zmq_msg_data(&msg), size, 0);
+            ret = zmq_msg_send(&msg, pPub, 0);
 
             av_packet_unref(&packet);
         }

opencv-motion-detect/inc/av_common.hpp

@@ -119,7 +119,7 @@ int decode(char *bytes, int len, AVPacket *pkt)
     int got = 0;
     if (memcmp(PS_MARK_E, bytes + len - strlen(PS_MARK_E), strlen(PS_MARK_E)) != 0 || memcmp(PS_MARK_S, bytes, strlen(PS_MARK_S)))
     {
-        spdlog::error("invalid packet");
+        spdlog::error("invalid packet. len {}", len);
         return -1;
     }
     //skip mark_s