egami: /homes/esi30/DCS339/coursework/src/Processes/grayscalify.cpp Source File

egami

C++ Image Processing program

00001 #include <algorithm>
00002 #include <memory>
00003 #include <string>
00004 
00005 #include <gtkmm/image.h>
00006 
00007 #include "../display_unit.hpp"
00008 #include "../processing_page.hpp"
00009 #include "../processing_unit.hpp"
00010 #include "../utils.hpp"
00011 
00012 namespace{
00013     Display_unit* impl(const Image_unit *in){
00014         Image_unit *out(new Image_unit(*in));
00015         for(Image_unit::iterator it=out->begin(); it!=out->end(); ++it)
00016             *it={ (it->r+it->g+it->b)/3 };
00017         return out;
00018     }
00019 }
00020 
00021 namespace Processes{
00022     void grayscalify(){
00023         Gtk::Image icon(cmake_install_prefix+std::string("/share/egami/icons/grayscalify.png"));
00024         std::shared_ptr<Processing_unit> pu(new Processing_unit(Processing(&impl), "Grayscalify", icon, false));
00025         Processing_page::add_unit_to_page("Colours", pu);
00026     }
00027 }