using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using AForge;
using AForge.Video;
using AForge.Video.DirectShow;

namespace WebCamTest
{
    public partial class _Default : System.Web.UI.Page
    {
        VideoCaptureDevice videoSource;

        protected void Page_Load(object sender, EventArgs e)
        {
            // enumerate video devices
            var videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);

            // create video source
            videoSource = new VideoCaptureDevice(videoDevices[0].MonikerString);

            // set NewFrame event handler
            videoSource.NewFrame += new NewFrameEventHandler(videoSource_NewFrame);

            videoSource.VideoResolution = videoSource.VideoCapabilities.First();

            // start the video source
            videoSource.Start();
            videoSource.WaitForStop();
        }

        protected void videoSource_NewFrame(object sender, NewFrameEventArgs eventArgs)
        {
            videoSource.SignalToStop();

            Bitmap bitmap = eventArgs.Frame;

            Page.Response.Clear();
            Page.Response.ContentType = "image/jpeg";

            bitmap.Save(Page.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
        }
    }
}