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//±£´æÍ¼Æ¬
procedure TForm1.btn1Click(Sender: TObject);
begin
if dlgOpen1.Execute then
img1.Picture.LoadfromFile(dlgOpen1.FileName);
qry1.Append;
qry1.Post;
end;
//Ìáǰ֮ǰ½«Í¼Æ¬×ª»»ÎªÊý¾ÝÁ÷
procedure TForm1.qry1BeforePost(DataSet: TDataSet);
var
ms: TMemoryStream;
jpg: TJpegImage;
begin
ms := TMemoryStream.Create;
jpg := TJpegImage.Create;
try
if img1.Picture.Graphic <>nil then
begin
try
img1.Picture.Graphic.SaveToStream(ms);
finally
TBlobField(qry1.FieldByName('pic')).LoadfromStream(ms);
end;
end;
finally
jpg.Free;
ms.Free;
end;
end;
if ms.Size > 500k then
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procedure TForm1.qry1BeforePost(DataSet: TDataSet);
var
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