将上传图片打上防伪图片水印并写入数据库-ASP教程,数据库相关-数据库其他-idc中文资讯站-客观公证的IDC产业权威媒体,关注域名、虚拟主机、服务器、网络、开源技术资讯，整合运营商资源，客观评价各地机房带宽线路质量、IDC企业名录等信息

将上传图片打上防伪图片水印并写入数据库-ASP教程,数据库相关

来源：作者：发布时间:2007-12-26 02:08:09

// 涉及命名空间
using system;
using system.collections;
using system.componentmodel;
using system.data;
using system.data.sqlclient;
using system.drawing;
using system.drawing.drawing2d;
using system.drawing.imaging;
using system.web;
using system.configuration;

// 方法
public void adduser(string personname, string personemail, string personsex, string persondob, string personimage, string personimagetype)
{
string strimagetype = userimage.postedfile.contenttype;
stream imagestream = userimage.postedfile.inputstream;

// 加水印----------------->
string wimagefile = server.mappath("/bkwww/image/homesign.gif"); // 要加的水印图
image simage = image.fromstream(imagestream); // 从 http 输入流创建 image
image wimage = image.fromfile(wimagefile);

// 绘图
graphics g = graphics.fromimage(simage);
g.drawimage(wimage, new rectangle(0, 0, wimage.width, wimage.height), 0, 0, wimage.width, wimage.height, graphicsunit.pixel);

// 保存，并将 image 转化为 byte[]
memorystream ms=new memorystream();
byte[] myimage=null;
simage.save(ms, imageformat.gif);
myimage = ms.getbuffer();
//------------------------>

// 写入数据库
string strconn = configurationsettings.appsettings["connectionstring"];
sqlconnection myconnection = new sqlconnection(strconn);
sqlcommand mycommand = new sqlcommand("sp_person_isp", myconnection);
mycommand.commandtype = commandtype.storedprocedure;

mycommand.parameters.add("@personemail", sqldbtype.varchar, 255).value = personemail;
mycommand.parameters.add("@personname", sqldbtype.varchar, 255).value = personname;
mycommand.parameters.add("@personsex", sqldbtype.char, 1);
if(sexmale.checked)
mycommand.parameters["@personsex"].value = "m";
else
mycommand.parameters["@personsex"].value = "f";
mycommand.parameters.add("@persondob", sqldbtype.datetime).value = persondob;
mycommand.parameters.add("@personimage", sqldbtype.image).value = myimage;
mycommand.parameters.add("@personimagetype", sqldbtype.varchar, 255).value = imagetype;

try
{
myconnection.open();
mycommand.executenonquery();
myconnection.close();
response.write("添加成功！");
}
catch(system.exception sqlex)
{
response.write("添加失败！"+sqlex.tostring());
}
}

/*
www.knowsky.com
author: sharpcn | scorpion
studio: www.bkwww.com
copyright(c) 2004 明天家园
function:将上传的图片添加防伪图片水印，并将图片直接写入数据库，不保留在硬盘。
*/

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