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 程式師世界 >> 編程語言 >> 更多編程語言 >> Delphi >> Delphi與DirectX之DelphiX(42): TDIB.GaussianBlur();

Delphi與DirectX之DelphiX(42): TDIB.GaussianBlur();

編輯:Delphi

本例效果圖:

代碼文件:

unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DIB, StdCtrls;
type
  TForm1 = class(TForm)
   DXPaintBox1: TDXPaintBox;
   Button1: TButton;
   Button2: TButton;
   procedure Button1Click(Sender: TObject);
   procedure Button2Click(Sender: TObject);
   procedure FormCreate(Sender: TObject);
   procedure FormDestroy(Sender: TObject);
  end;
var
  Form1: TForm1;
implementation
{$R *.dfm}
var
  dib: TDIB;
procedure TForm1.Button1Click(Sender: TObject);
const
  ImgPath1 = 'C:\Temp\DX.jpg';
begin
  dib.LoadFromFile(ImgPath1);
  DXPaintBox1.DIB.Assign(dib);
  DXPaintBox1.Width := dib.Width;
  DXPaintBox1.Height := dib.Height;
  DXPaintBox1.Repaint;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
  DXPaintBox1.DIB.GaussianBlur(dib, 1);
  DXPaintBox1.DIB.Assign(dib);
  DXPaintBox1.Repaint;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
  dib := TDIB.Create;
end;
procedure TForm1.FormDestroy(Sender: TObject);
begin
  dib.Free;
end;
end.

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