1、添加配置文件控制推流参数；

2、解决遥控器解码时帧序混乱的问题（gop_size = 1）；
3、完善代码；

Source_Files/configfile.cpp

@@ -166,6 +166,64 @@ bool Configfile::getEffectiveWindowRoi(int &width, int &offsetx)
     return true;
 }
 
+bool Configfile::getPushFlowParam(int &flowSwitch, int &rgbHeight, int &framerateVideo)
+{
+    Setting& root = cfg.getRoot();
+
+    if (!root.exists("push_flow_param"))
+    {
+        // 配置项不存在，添加配置项
+        Setting & push_flow_param = root.add("push_flow_param", Setting::TypeGroup);
+
+        push_flow_param.add("flow_switch", Setting::TypeInt) = 0;
+        push_flow_param.add("rgb_height", Setting::TypeInt) = 720;
+        push_flow_param.add("framerate_video", Setting::TypeInt) = 5;
+
+        // 保存修改后的配置到文件
+        try
+        {
+            QList<QString> fileInfo = getFileInfo(QString::fromStdString(m_configfilePath));
+            bool ret = createDir(fileInfo[0]);
+
+            cfg.writeFile(m_configfilePath.c_str());
+            std::cout << "Config item 'push_flow_param' added." << std::endl;
+
+            flowSwitch = 0;
+            rgbHeight = 720;
+            framerateVideo = 5;
+
+            return true;
+        }
+        catch (const libconfig::FileIOException &fioex)
+        {
+            std::cerr << "I/O error while writing file." << std::endl;
+            return false;
+        }
+    }
+    else
+    {
+        try
+        {
+            const Setting &push_flow_param = root["push_flow_param"];
+
+            if(!(push_flow_param.lookupValue("rgb_height", rgbHeight)
+                 && push_flow_param.lookupValue("framerate_video", framerateVideo)
+                 && push_flow_param.lookupValue("flow_switch", flowSwitch)
+            ))
+            {
+                return false;
+            }
+        }
+        catch(const SettingNotFoundException &nfex)
+        {
+            // Ignore.
+            return false;
+        }
+
+        return true;
+    }
+}
+
 bool Configfile::getWindowOffsety_HeightOfSpectral(int &offsety, int &height, string spectralBinString)
 {
     const Setting& root = cfg.getRoot();