using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;
namespace WindowsFormsApplication3
{
/// <summary>
/// Used for motion detection
/// </summary>
public static class MotionDetection
{
/// <summary>
/// Runs the motion detection algorithm
/// </summary>
/// <param name="NewImage">The "new" frame</param>
/// <param name="OldImage">The "old" frame</param>
/// <param name="Threshold">The threshold used to detect changes in the image</param>
/// <param name="DetectionColor">Color to display changes in the images as</param>
/// <returns>A bitmap indicating where changes between frames have occurred overlayed on top of the new image.</returns>
public static Bitmap Process(Bitmap NewImage, Bitmap OldImage, int Threshold, Color DetectionColor)
{
Bitmap NewImage1 = Utilities.Media.Image.Image.ConvertBlackAndWhite(NewImage);
Bitmap OldImage1 = Utilities.Media.Image.Image.ConvertBlackAndWhite(OldImage);
Bitmap NewImage2 = Utilities.Media.Image.Image.SNNBlur(NewImage1, 5);
NewImage1.Dispose();
Bitmap OldImage2 = Utilities.Media.Image.Image.SNNBlur(OldImage1, 5);
OldImage1.Dispose();
Bitmap OutputImage = new Bitmap(NewImage, NewImage.Width, NewImage.Height);
Bitmap Overlay = new Bitmap(NewImage, NewImage.Width, NewImage.Height);
for (int x = 0; x < OutputImage.Width; ++x)
{
for (int y = 0; y < OutputImage.Height; ++y)
{
Color NewPixel = NewImage2.GetPixel(x, y);
Color OldPixel = OldImage2.GetPixel(x, y);
OutputImage.SetPixel(x, y, NewPixel);
if (System.Math.Pow((double)(NewPixel.R - OldPixel.R), 2.0) > Threshold)
{
Overlay.SetPixel(x, y, Color.FromArgb(100, 0, 100));
}
else
{
Overlay.SetPixel(x, y, Color.FromArgb(200, 0, 200));
}
}
}
OldImage2.Dispose();
NewImage2.Dispose();
Bitmap Overlay2 = Utilities.Media.Image.Image.EdgeDetection(Overlay, 25, DetectionColor);
for (int x = 0; x < OutputImage.Width; ++x)
{
for (int y = 0; y < OutputImage.Height; ++y)
{
Color Pixel1 = Overlay2.GetPixel(x, y);
if (Pixel1.R != DetectionColor.R || Pixel1.G != DetectionColor.G || Pixel1.B != DetectionColor.B)
{
Overlay2.SetPixel(x, y, Color.FromArgb(200, 0, 200));
}
}
}
Overlay.Dispose();
Bitmap ReturnImage = Utilities.Media.Image.Image.Watermark(OutputImage, Overlay2, 1.0f, 0, 0, Color.FromArgb(200, 0, 200));
Overlay2.Dispose();
OutputImage.Dispose();
return ReturnImage;
}
}
}
พอรันแล้วในเกิด error แบบนี้อะครับ The name 'Utilities' does not exist in the current context
Load balance : Server 02
