标签:des style blog color os io 文件 for
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; using System.Diagnostics; namespace WindowsFormsApplication3 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } public Bitmap GetImageFromBase64(string base64string) { byte[] b = Convert.FromBase64String(base64string); MemoryStream ms = new MemoryStream(b); Bitmap bitmap = new Bitmap(ms); return bitmap; } public string GetBase64FromImage(string imagefile) { string strbaser64 = ""; try { Bitmap bmp = new Bitmap(imagefile); MemoryStream ms = new MemoryStream(); bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg); byte[] arr = new byte[ms.Length]; ms.Position = 0; ms.Read(arr, 0, (int)ms.Length); ms.Close(); strbaser64 = Convert.ToBase64String(arr); } catch (Exception) { throw new Exception("Something wrong during convert!"); } return strbaser64; } private void button1_Click(object sender, EventArgs e) { string fileaddress = "C:\\Users\\cici\\Desktop\\新建文件夹\\20090112125352837.jpg"; string str =GetBase64FromImage(fileaddress); label1.Width = 10; label1.Text = str; Debug.WriteLine("string"); Debug.WriteLine(label1.Text); Bitmap bm = GetImageFromBase64(label1.Text); this.pictureBox1.Image = bm; } } }
标签:des style blog color os io 文件 for
原文地址:http://www.cnblogs.com/rosizel/p/3891283.html