程序代码：

             string folderFullName="？";//图片文件夹路径

            List<Bitmap> ltBMP = new List<Bitmap>();//图片容器

            DirectoryInfo TheFolder = new DirectoryInfo(folderFullName);

            foreach (FileInfo NextFile in TheFolder.GetFiles())//遍历
            {
                ltBMP.Add((Bitmap)System.Drawing.Image.FromFile(NextFile.Name));
            }