放大后如何让锯齿出现啊? to Alexandria(Zekee是我的姓):少了点什么啊??? 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 下面这段代码可以“粗糙放大”,你试试吧。private void Button3_Click(object sender, System.EventArgs e){ string strFileNameOld = "\\a.bmp"; string strFileNameNew = "\\b.bmp"; int iWidth, iHeight, iMagnify; Color myColor; int i,j, i0,j0, i1,j1; iMagnify = 8; Bitmap bmpTmp = (Bitmap)System.Drawing.Image.FromFile(Request.PhysicalApplicationPath + strFileNameOld); Bitmap bmpNew = new Bitmap (bmpTmp.Width*iMagnify , bmpTmp.Height*iMagnify ); Graphics g = Graphics.FromImage (bmpNew); iWidth = bmpTmp.Width; iHeight = bmpTmp.Height; try { for(i=0;i<iWidth;i++) { i0=i*iMagnify; for(j=0;j<iHeight;j++) { j0 = j*iMagnify; myColor=bmpTmp.GetPixel(i,j); for(i1=i0;i1<i0+iMagnify;i1++) for(j1=j0;j1<j0+iMagnify;j1++) bmpNew.SetPixel(i1,j1,myColor); } } } catch { string errormsg; errormsg="hi"; } bmpTmp.Dispose (); g.Dispose (); bmpNew.Save(Request.PhysicalApplicationPath + strFileNameNew, System.Drawing.Imaging.ImageFormat.Bmp);} 为什么这句话不起作用啊???e.Graphics.SmoothingMode = SmoothingMode.None;牛人来指点一下啊:) 搜索了个C#实现在线升级程序,缺BatchDownloader.cs,谁能提供一下呀 C# webbrowser 获取文字 求助 报表 dll全局钩子 财务中datagrid的样式 如何实现. 窗体关闭问题?? C#数据绑定的问题??????????? 实现模拟点击时,程序在调试状态和单独运行状态的结果不同? .Net精简版,后台线程改Form上的控件属性时,是不是有什么特别注意点? 怎么将一个wav格式的文件转换成mp3的 C#的续行符是什么? C#能写Video For Window的东东吗?
private void Button3_Click(object sender, System.EventArgs e)
{
string strFileNameOld = "\\a.bmp";
string strFileNameNew = "\\b.bmp";
int iWidth, iHeight, iMagnify;
Color myColor;
int i,j, i0,j0, i1,j1; iMagnify = 8;
Bitmap bmpTmp = (Bitmap)System.Drawing.Image.FromFile(Request.PhysicalApplicationPath + strFileNameOld);
Bitmap bmpNew = new Bitmap (bmpTmp.Width*iMagnify , bmpTmp.Height*iMagnify );
Graphics g = Graphics.FromImage (bmpNew); iWidth = bmpTmp.Width;
iHeight = bmpTmp.Height; try
{
for(i=0;i<iWidth;i++)
{
i0=i*iMagnify;
for(j=0;j<iHeight;j++)
{
j0 = j*iMagnify;
myColor=bmpTmp.GetPixel(i,j);
for(i1=i0;i1<i0+iMagnify;i1++)
for(j1=j0;j1<j0+iMagnify;j1++)
bmpNew.SetPixel(i1,j1,myColor);
}
}
}
catch
{
string errormsg;
errormsg="hi";
}
bmpTmp.Dispose ();
g.Dispose ();
bmpNew.Save(Request.PhysicalApplicationPath + strFileNameNew, System.Drawing.Imaging.ImageFormat.Bmp);
}
e.Graphics.SmoothingMode = SmoothingMode.None;
牛人来指点一下啊:)