图像传输有用到，图像与数据流相互转换

原文发布时间为：2009-03-26 —— 来源于本人的百度文章 [由搬家工具导入]

//一个按钮，两个picturebox，一个picturebox有一张图，一个没有图。。。点击按钮，则出现图

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using System.IO;
namespace imgtobmp
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
           
            pictureBox2.Image =ByteArrayToImage(ImageToByteArray(pictureBox1.Image));
              
        }

        public byte[] ImageToByteArray(System.Drawing.Image imageIn)
        {
            MemoryStream ms = new MemoryStream();
            imageIn.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
            return ms.ToArray();
        }

        public Image ByteArrayToImage(byte[] bytes)
        {
            MemoryStream ms = new MemoryStream(bytes);
            ms.Position = 0;
            Image img = Image.FromStream(ms);
            ms.Close();
            return img;
        }

    }
}