zhongzhilvbo.rar_C Builder

//--------------------------------------------------------------------------- #include <vcl.h> #pragma hdrstop #include "Unit1.h" //--------------------------------------------------------------------------- #pragma package(smart_init) #pragma resource "*.dfm" TForm1 *Form1; //--------------------------------------------------------------------------- //用选择法排序 void TForm1::Sort(int *Array) { int i,j; int temp; for(i=0;i<8;i++) for(j=i+1;j<9;j++) if(Array[i]>Array[j]) { temp=Array[i]; Array[i]=Array[j]; Array[j]=temp; } } //--------------------------------------------------------------------------- //取9个点象素值的中间值 int TForm1::MiddleValue(int s,int t,String str) { int *Array; Array=new int[9]; int i,j; for(i=0;i<3;i++) for(j=0;j<3;j++) if(str=="Red") Array[3*i+j]=rgb[s-1+i][t-1+j].r; else if(str=="Green") Array[3*i+j]=rgb[s-1+i][t-1+j].g; else Array[3*i+j]=rgb[s-1+i][t-1+j].b; Sort(Array); return Array[4]; } //--------------------------------------------------------------------------- __fastcall TForm1::TForm1(TComponent* Owner) : TForm(Owner) { } //--------------------------------------------------------------------------- void __fastcall TForm1::Button1Click(TObject *Sender) { if(OpenPictureDialog1->Execute()) { Image1->Picture->LoadFromFile(OpenPictureDialog1->FileName); width=Image1->Picture->Width; height=Image1->Picture->Height; //读入位图各象素点图像的RGB值 int i,j; rgb=new RGBColor*[width]; TColor color; for(i=0;i<width;i++) { rgb[i]=new RGBColor[height]; for(j=0;j<height;j++) { color=Image1->Canvas->Pixels[i][j]; rgb[i][j].r=GetRValue(color); rgb[i][j].g=GetGValue(color); rgb[i][j].b=GetBValue(color); } } } } //--------------------------------------------------------------------------- void __fastcall TForm1::Button2Click(TObject *Sender) { Graphics::TBitmap* myBitmap; myBitmap=new Graphics::TBitmap; myBitmap->Width=width; myBitmap->Height=height; //柔化图像 int red,green,blue; int i,j; for(i=0;i<width;i++) for(j=0;j<height;j++) { if(i==0||i==width-1||j==0||j==height-1) { red=rgb[i][j].r; green=rgb[i][j].g; blue=rgb[i][j].b; } else { red=(rgb[i-1][j-1].r+rgb[i-1][j].r+rgb[i-1][j+1].r +rgb[i][j-1].r+rgb[i][j].r+rgb[i][j+1].r +rgb[i+1][j-1].r+rgb[i+1][j].r+rgb[i+1][j+1].r)/9; green=(rgb[i-1][j-1].g+rgb[i-1][j].g+rgb[i-1][j+1].g +rgb[i][j-1].g+rgb[i][j].g+rgb[i][j+1].g +rgb[i+1][j-1].g+rgb[i+1][j].g+rgb[i+1][j+1].g)/9; blue=(rgb[i-1][j-1].b+rgb[i-1][j].b+rgb[i-1][j+1].b +rgb[i][j-1].b+rgb[i][j].b+rgb[i][j+1].b +rgb[i+1][j-1].b+rgb[i+1][j].b+rgb[i+1][j+1].b)/9; } myBitmap->Canvas->Pixels[i][j]=TColor(RGB(red,green,blue)); } Image2->Picture->Bitmap->Assign(myBitmap); delete myBitmap; } //--------------------------------------------------------------------------- void __fastcall TForm1::Button3Click(TObject *Sender) { Graphics::TBitmap* myBitmap; myBitmap=new Graphics::TBitmap; myBitmap->Width=width; myBitmap->Height=height; //中值滤波 int red,green,blue; int i,j; for(i=0;i<width;i++) for(j=0;j<height;j++) { if(i==0||i==width-1||j==0||j==height-1) { red=rgb[i][j].r; green=rgb[i][j].g; blue=rgb[i][j].b; } else { red=MiddleValue(i,j,"Red"); green=MiddleValue(i,j,"Green"); blue=MiddleValue(i,j,"Blue"); } myBitmap->Canvas->Pixels[i][j]=TColor(RGB(red,green,blue)); } Image3->Picture->Bitmap->Assign(myBitmap); delete myBitmap; } //---------------------------------------------------------------------------