Image bmap;
IDataObject data = System.Windows.Forms.Clipboard.GetDataObject();
bmap = (Image)(data.GetData(typeof(System.Drawing.Bitmap)));
Graphics g = Graphics.FromImage(bmap);
SolidBrush drawBrush = new SolidBrush(Color.Red);
Font drawFont = new Font("Arial", 10, FontStyle.Bold, GraphicsUnit.Millimeter);
int xPos = bmap.Height - ( bmap.Height-25 );
int yPos = 3;
g.DrawString ("zydzydyzydydydyyydydy", drawFont, drawBrush, xPos, yPos);
string sPicPath = "d://filename.jpg";
string sPreFix = "d://xxx";
Image smBmap ;
smBmap = bmap.GetThumbnailImage(bmap.Width, bmap.Height, null, System.IntPtr.Zero);
smBmap.Save(sPicPath, System.Drawing.Imaging.ImageFormat.Jpeg);
bmap.Save(sPreFix + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
bmap = null;
smBmap = null;
IDataObject data = System.Windows.Forms.Clipboard.GetDataObject();
bmap = (Image)(data.GetData(typeof(System.Drawing.Bitmap)));
Graphics g = Graphics.FromImage(bmap);
SolidBrush drawBrush = new SolidBrush(Color.Red);
Font drawFont = new Font("Arial", 10, FontStyle.Bold, GraphicsUnit.Millimeter);
int xPos = bmap.Height - ( bmap.Height-25 );
int yPos = 3;
g.DrawString ("zydzydyzydydydyyydydy", drawFont, drawBrush, xPos, yPos);
string sPicPath = "d://filename.jpg";
string sPreFix = "d://xxx";
Image smBmap ;
smBmap = bmap.GetThumbnailImage(bmap.Width, bmap.Height, null, System.IntPtr.Zero);
smBmap.Save(sPicPath, System.Drawing.Imaging.ImageFormat.Jpeg);
bmap.Save(sPreFix + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
bmap = null;
smBmap = null;
本文介绍了一种使用 C# 对图像进行操作的方法,包括从剪贴板获取图像、在图像上绘制文字并保存为 JPEG 格式。通过 Graphics 类及各种画笔和字体实现了对图像的注释。
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