unit1.~pas

在delphi开发环境下基于vfw 的视频传输系统

unit Unit1;
interface
uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, IdBaseComponent, IdComponent, IdUDPBase, IdUDPServer, ExtCtrls,jpeg,IdSocketHandle;
type
 TForm1 = class(TForm)
Image1: TImage;
//IdUDPServer1: TIdUDPServer;
    Button1: TButton;
    IdUDPServer1: TIdUDPServer;

procedure Button1Click(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.Button1Click(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
 showmessage('wutuxiang');
end;
end;
end.