C# Zxing条形码和二维码去除白边

C# Zxing条形码和二维码去除白边

做打印条码项目中需要打印大量的条形码和二维码,生成的二维码总是存在白边,解决一下~

        /// <summary>/// Zxing条形码和二维码去除白边/// </summary>/// <param name="bitMatrix"></param>/// <param name="bitmap"></param>/// <returns></returns>private static Bitmap RemoveWhiteMargin(BitMatrix bitMatrix, Bitmap bitmap){try{//获取参数int[] rec = EnclosingRectangle();int left = rec[0];int top = rec[1];int width = rec[2];int height = rec[3];Bitmap newImg = new Bitmap(width, height);Graphics g = Graphics.FromImage(newImg);//截取g.DrawImage(bitmap, 0, 0, new Rectangle(left, top, newImg.Width, newImg.Height), GraphicsUnit.Pixel);return newImg;}catch (Exception ex){MessageBox.Show(ex.Message);}return bitmap;}