使用图形和位图将更改的图像保存在c#中

using System.Drawing;
using System.Drawing.Imaging;

Image originalImage = Image.FromFile("原始图像路径");

Bitmap modifiedImage = new Bitmap(originalImage.Width, originalImage.Height);

Graphics graphics = Graphics.FromImage(modifiedImage);

// 绘制文本示例
Font font = new Font("Arial", 12, FontStyle.Regular);
SolidBrush brush = new SolidBrush(Color.Red);
graphics.DrawString("Hello World", font, brush, new PointF(10, 10));

modifiedImage.Save("保存路径", ImageFormat.Jpeg);