form1.cs

通过IP点对点地址远程进行点对点的视频会议

            // 
            this.button1.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.button1.Location = new System.Drawing.Point(336, 300);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(75, 23);
            this.button1.TabIndex = 17;
            this.button1.Text = "Listener";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // button2
            // 
            this.button2.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.button2.Location = new System.Drawing.Point(239, 301);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(91, 23);
            this.button2.TabIndex = 18;
            this.button2.Text = "Start Sending";
            this.button2.UseVisualStyleBackColor = true;
            this.button2.Click += new System.EventHandler(this.button2_Click);
            // 
            // timer1
            // 
            this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
            // 
            // picture_comming
            // 
            this.picture_comming.Anchor = System.Windows.Forms.AnchorStyles.None;
            this.picture_comming.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
            this.picture_comming.Image = global::Video_Conference.Properties.Resources.ip;
            this.picture_comming.Location = new System.Drawing.Point(15, 104);
            this.picture_comming.Name = "picture_comming";
            this.picture_comming.Size = new System.Drawing.Size(246, 189);
            this.picture_comming.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
            this.picture_comming.TabIndex = 12;
            this.picture_comming.TabStop = false;
            // 
            // picCapture
            // 
            this.picCapture.Anchor = System.Windows.Forms.AnchorStyles.None;
            this.picCapture.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
            this.picCapture.Image = global::Video_Conference.Properties.Resources.icony;
            this.picCapture.Location = new System.Drawing.Point(15, 18);
            this.picCapture.Name = "picCapture";
            this.picCapture.Size = new System.Drawing.Size(102, 80);
            this.picCapture.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
            this.picCapture.TabIndex = 6;
            this.picCapture.TabStop = false;
            // 
            // Form1
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(414, 338);
            this.Controls.Add(this.button2);
            this.Controls.Add(this.button1);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.device_number_textBox);
            this.Controls.Add(this.label1);
            this.Controls.Add(this.IP_textBox);
            this.Controls.Add(this.picture_comming);
            this.Controls.Add(this.btnStop);
            this.Controls.Add(this.btnStart);
            this.Controls.Add(this.picCapture);
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
            this.MaximizeBox = false;
            this.Name = "Form1";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "Video Conference - Peer 1 - www.fadidotnet.org";
            this.Closing += new System.ComponentModel.CancelEventHandler(this.Form1_Closing);
            this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.Form1_FormClosing);
            this.Load += new System.EventHandler(this.Form1_Load);
            ((System.ComponentModel.ISupportInitialize)(this.picture_comming)).EndInit();
            ((System.ComponentModel.ISupportInitialize)(this.picCapture)).EndInit();
            this.ResumeLayout(false);
            this.PerformLayout();

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}
        TcpClient myclient;
        MemoryStream ms;
        NetworkStream myns;
        BinaryWriter mysw;
        Thread myth;
        TcpListener mytcpl;
        Socket mysocket;
        NetworkStream ns;

        private void Start_Receiving_Video_Conference()
        {
            try
            {

                // Open The Port
                mytcpl = new TcpListener(5000);
                mytcpl.Start();						 // Start Listening on That Port
                mysocket = mytcpl.AcceptSocket();		 // Accept Any Request From Client and Start a Session
                ns = new NetworkStream(mysocket);	 // Receives The Binary Data From Port

                picture_comming.Image = Image.FromStream(ns);
                mytcpl.Stop();							 // Close TCP Session

                if (mysocket.Connected == true)		     // Looping While Connected to Receive Another Message 
                {
                    while (true)
                    {
                        Start_Receiving_Video_Conference();				 // Back to First Method
                    }
                }
                myns.Flush();

            }
            catch (Exception) { button1.Enabled = true; myth.Abort(); }
        }
        
        private void Start_Sending_Video_Conference(string remote_IP, int port_number)
        {
            try
            {

                ms = new MemoryStream();// Store it in Binary Array as Stream


                IDataObject data;
                Image bmap;

                //  Copy image to clipboard
                SendMessage(hHwnd, WM_CAP_EDIT_COPY, 0, 0);

                //  Get image from clipboard and convert it to a bitmap
                data = Clipboard.GetDataObject();

                if (data.GetDataPresent(typeof(System.Drawing.Bitmap)))
                {
                    bmap = ((Image)(data.GetData(typeof(System.Drawing.Bitmap))));
                    bmap.Save(ms, ImageFormat.Bmp);
                }

                
                picCapture.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
                byte[] arrImage = ms.GetBuffer();
                myclient = new TcpClient(remote_IP, port_number);//Connecting with server
                myns = myclient.GetStream();
                mysw = new BinaryWriter(myns);
                mysw.Write(arrImage);//send the stream to above address
                ms.Flush();
                mysw.Flush();
                myns.Flush();
                ms.Close();
                mysw.Close();
                myns.Close();
                myclient.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Video Conference Error Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

		private void btnStart_Click(object sender, System.EventArgs e)
		{
			iDevice = int.Parse (device_number_textBox.Text);
			OpenPreviewWindow();
		}
		private void btnStop_Click(object sender, System.EventArgs e)
		{
			ClosePreviewWindow();

		}
		private void Form1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
		{
			if (btnStop.Enabled) 
			{
				ClosePreviewWindow();
			}

		}

        private void button1_Click(object sender, EventArgs e)
        {
            button1.Enabled = false;
            myth = new Thread(new System.Threading.ThreadStart(Start_Receiving_Video_Conference)); // Start Thread Session
            myth.Start(); // Start Receiveing Camera
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            Start_Sending_Video_Conference(IP_textBox.Text,6000);
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                mytcpl.Stop();
                myth.Abort();
            }
            catch (Exception){}
        }

        private void button2_Click(object sender, EventArgs e)
        {
            timer1.Enabled = true;
        }
	}
}