摘要： uses GdiPlus;procedure TForm1.Button1Click(Sender: TObject);var img: IGPImage; bit: IGPBitmap; g: IGPGraphics;begin img := TGPImage.Create('c:\temp\01.png'); bit := TGPBitmap.Create(img.Width, img.Height, PixelFormat1bppIndexed); g := TGPGraphics.Create(bit); g.DrawImage(img, 0, 0, img.Width 阅读全文