unit1.pas

来自「视屏采集软件」· PAS 代码 · 共 52 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, IdBaseComponent, IdComponent, IdUDPBase, IdUDPServer, StdCtrls,
  Buttons, ExtCtrls,IdSocketHandle,Jpeg;

type
  TForm1 = class(TForm)
    Image1: TImage;
    BitBtn1: TBitBtn;
    IdUDPServer1: TIdUDPServer;
    procedure BitBtn1Click(Sender: TObject);
    procedure IdUDPServer1UDPRead(Sender: TObject; AData: TStream;
      ABinding: TIdSocketHandle);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.BitBtn1Click(Sender: TObject);
begin
  IdUDPServer1.DefaultPort:=9001; //接收端口
  IdUDPServer1.Active:=true; //启用
end;

procedure TForm1.IdUDPServer1UDPRead(Sender: TObject; AData: TStream;
  ABinding: TIdSocketHandle);
var
    jpg:TJpegImage;
begin
  try
    jpg := TJpegImage.Create;
    jpg.LoadFromStream(Adata);
    Image1.Picture.Bitmap.Assign(jpg);
    jpg.Free;
    except
    end;
end;

end.