BMPToJpg.rar_BMPTOJPG

//--------------------------------------------------------------------------- #include <vcl.h> #pragma hdrstop #include "BMPToJpg.h" // ******* #include <iostream> #include <fstream> #include <vector> using namespace std; //--------------------------------------------------------------------------- #pragma package(smart_init) #pragma resource "*.dfm" TForm1 *Form1; //--------------------------------------------------------------------------- __fastcall TForm1::TForm1(TComponent* Owner) : TForm(Owner) { } //--------------------------------------------------------------------------- struct Color { int R; int G; int B; }; bool TForm1::bmpRead(vector<vector<cColor> > &imageVec, const char* fileName) { ifstream file("lenna512.bmp",ios::in | ios::binary); if (!file) return false; // skip header const ifstream::off_type headerSize = 54; file.seekg(headerSize, ios::beg); // read body for(size_t y = 0; y != imageVec.size(); ++y) { for(size_t x = 0; x != imageVec[0].size(); ++x) { char chR,chG,chB; file.get(chB).get(chG).get(chR); imageVec[y][x].B = chB; imageVec[y][x].G = chG; imageVec[y][x].R = chR; } } file.close(); return true; } void __fastcall TForm1::Button1Click(TObject *Sender) { const size_t sizey = 512; const size_t sizex = 512; vector<vector<cColor> > imageVec(sizey, vector<cColor>(sizex)); if (!bmpRead(imageVec, "lenna512.bmp")) { //out << "Read image error!!" << endl; ShowMessage("You are fire"); //return -1; } TImage *imgTarget; imgTarget=new TImage(Application); imgTarget->Parent = Panel1; imgTarget->Height = sizey; imgTarget->Width = sizex; for(size_t y = 0; y != imageVec.size(); ++y) { for(size_t x = 0; x != imageVec[0].size(); ++x) { int B = (int)imageVec[y][x].B; int G = (int)imageVec[y][x].G; int R = (int)imageVec[y][x].R; imgTarget->Canvas->Pixels[x][sizey -1 -y]=RGB(R,G,B); //imgTarget->Canvas->Pen->Style=psClear; //imgTarget->Canvas->Brush->Color = (TColor)RGB(90,90,90); //imgTarget->Canvas->Rectangle(0,0,90,90); } } } //---------------------------------------------------------------------------