c#/vb.net 生成带有 logo 图像的二维码-ag凯发旗舰厅

pm> install-package spire.barcode

using spire.barcode;
using spire.license;
using system.drawing;
namespace addlogotoqr
{
    class program
    {
        static void main(string[] args)
        {
            //加载license
            spire.license.licenseprovider.setlicensefilefullpath("license.elic.xml");
            //创建一个barcodesettings对象
            barcodesettings settings = new barcodesettings();
            //设置条码类型、纠错级别、数据等
            settings.type = barcodetype.qrcode;
            settings.qrcodeecl = qrcodeecl.m;
            settings.showtext = false;
            settings.x = 2.5f;
            string data = "www.e-iceblue.com";
            settings.data = data;
            settings.data2d = data;
            //设置logo图像
            settings.qrcodelogoimage = image.fromfile(@"c: \users\administrator\desktop\logo.png");
            //根据设置生成二维码图像
            barcodegenerator generator = new barcodegenerator(settings);
            image image = generator.generateimage();
            image.save("qr.png", system.drawing.imaging.imageformat.png);
        }
    }
}

imports spire.barcode
imports spire.license
imports system.drawing
namespace addlogotoqr
    class program
        shared  sub main(byval args() as string)
            '加载license
            spire.license.licenseprovider.setlicensefilefullpath("license.elic.xml")
            '创建一个barcodesettings对象
            dim settings as barcodesettings = new barcodesettings()
            '设置条码类型、纠错级别、数据等
            settings.type = barcodetype.qrcode
            settings.qrcodeecl = qrcodeecl.m
            settings.showtext = false
            settings.x = 2.5f
            dim data as string = "www.e-iceblue.com"
            settings.data = data
            settings.data2d = data
            '设置logo图像
            settings.qrcodelogoimage = image.fromfile("c: \users\administrator\desktop\logo.png")
            '根据设置生成二维码图像
            dim generator as barcodegenerator = new barcodegenerator(settings)
            dim image as image = generator.generateimage()
            image.save("qr.png", system.drawing.imaging.imageformat.png)
        end sub
    end class
end namespace