add SharedMemoryWriter support

include/vizionstreamer/CameraController.h

@@ -47,6 +47,9 @@ private:
     std::string handleSetEHDRRatioMin(const std::string& value);
     std::string handleSetEHDRRatioMax(const std::string& value);
     std::string handleGetEHDRStatus();
+    std::string handleEnableSharedMemory(const std::string& name, const std::string& buffer_size);
+    std::string handleDisableSharedMemory();
+    std::string handleGetSharedMemoryStatus();
 
     // Helper functions
     static VX_IMAGE_FORMAT stringToFormat(const std::string& format);