#pragma once class Camera { public: Camera(void); virtual ~Camera(void); public: HRESULT takePicture(HWND hwndOwner,LPTSTR pszFilename); HRESULT selectPicture(HWND hwndOwner,LPTSTR pszFilename); }; extern "C" void take_picture(char* callback_url); extern "C" void choose_picture(char* callback_url);