Image.FromStream报错参数无效

charles27823349 2009-09-29 10:58:05

byte[] inum = new byte[32];
revSocket.Receive(inum);
int aa = BitConverter.ToInt32(inum, 0);
byte[] ib = new byte[aa];
revSocket.Receive(ib);
MemoryStream ms = new MemoryStream(ib);
Image image = Image.FromStream(ms);//出错行
有时候行，有时候就不行

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(¯(oo)¯) (¯(oo)¯) 2012-02-22

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我也遇到了使用Image.Fromstream()时程序报参数无效。悲催

破碎的脸 2009-09-30

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ms不能释放，不能为null，不能Flash()

CHN_smallfox 2009-09-30

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这个问题我好像已经回答你了，怎么不参考一下呢？

charles27823349 2009-09-30

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[Quote=引用 8 楼 wartim 的回复:]
发
MemoryStream ms = new MemoryStream(...);
byte[] x=ms.ToArray();
Convert.ToBase64String(x);

收
Convert.FromBase64CharArray(...)
[/Quote]
可是socket接受发送都用byte啊

wartim 2009-09-30

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发
MemoryStream ms = new MemoryStream(...);
byte[] x=ms.ToArray();
Convert.ToBase64String(x);

收
Convert.FromBase64CharArray(...)

it_gz_xi 2009-09-30

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[Quote=引用 4 楼 a8352081 的回复:]
你可以用序列化来传图片嘛
[/Quote]
同意

charles27823349 2009-09-30

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该怎么传呢

boringame 2009-09-30

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为什么要这样用呢？

a8352081 2009-09-30

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你可以用序列化来传图片嘛

charles27823349 2009-09-30

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using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net.Sockets;

using System.Net;

using System.IO;

using System.Runtime.InteropServices;

using System.Drawing.Imaging;

using System.Threading;

namespace WindowsApplication2

{

    public partial class Form1 : Form

    {

        Socket revSocket = null;

      

        static System.Windows.Forms.Timer myTimer = new System.Windows.Forms.Timer();

        public Form1()

        {

            InitializeComponent();

        }

        //public delegate void InvokeDelegate();

        private void Form1_Load(object sender, EventArgs e)

        {

            revSocket = new Socket(AddressFamily.InterNetwork,

                                             SocketType.Stream,

                                             ProtocolType.Tcp);

            revSocket.Connect(IPAddress.Parse("192.168.1.104"), 8016);

            revSocket.ReceiveBufferSize = 131072;

            pictureBox1.Width = Screen.PrimaryScreen.Bounds.Width;

            pictureBox1.Height = Screen.PrimaryScreen.Bounds.Height;

            print();

        }

        private void print() {

            myTimer.Tick += new EventHandler(out1);



            // Sets the timer interval to 5 seconds.

            myTimer.Interval = 2000;

            myTimer.Start();

                   }

        public void out1(Object myObject,

                                            EventArgs myEventArgs)

        {

            byte[] file = new byte[65536];

            revSocket.Receive(file);

          



            MemoryStream ms = new MemoryStream(file);



            Image image = Image.FromStream(ms);//出错行

            //image.Save(@"c:\aa\j.gif", ImageFormat.Gif);

            pictureBox1.SizeMode = PictureBoxSizeMode.AutoSize;

            pictureBox1.Image = image;

            ms.Close();

                   }

    }

}