protected void DrawImages(List <Bitmap> imageList, Graphics graphics)
{
if (imageList.Count == 0)
{
return;
}
var mergedImage = Image.Clone(imageList[0], PixelFormat.Format24bppRgb);
var filter = new Morph();
//merges all images in the list
for (var i = 1; i < imageList.Count; i++)
{
//sets filter parameters
filter.OverlayImage = mergedImage;
filter.SourcePercent = 1.0 / (i + 1.0);
//applies morph (merge) filter
var newImage = Image.Clone(imageList[i], PixelFormat.Format24bppRgb);
//var newMergedImage = filter.Apply(newImage);
//disposes of images created
mergedImage.Dispose();
newImage.Dispose();
//mergedImage = newMergedImage;
}
//draws resulting image in graphics
graphics.DrawImage(mergedImage, new Rectangle(new Point(0, 0), this.Size));
mergedImage.Dispose();
}
public Bitmap GetThumb(string path, int maxSize)
{
using (var original = Image.FromFile(path))
{
//if (original.Width <= maxSize && original.Height < maxSize)
// return original;
// Figure out the ratio
var ratioX = maxSize / (double)original.Width;
var ratioY = maxSize / (double)original.Height;
// use whichever multiplier is smaller
var ratio = ratioX < ratioY ? ratioX : ratioY;
// now we can get the new height and width
var newHeight = Convert.ToInt32(original.Height * ratio);
var newWidth = Convert.ToInt32(original.Width * ratio);
// create filter
var filter = new ResizeBilinear(newWidth, newHeight);
// apply the filter
var newImage = filter.Apply(original);
return(newImage);
}
}
public override Bitmap ApplyFilter(List <Bitmap> bitmap)
{
Grayscale filter = new Grayscale(red, green, blue);
Bitmap newBitmap = Image.Clone(bitmap[0], PixelFormat.Format32bppRgb);
return(filter.Apply(newBitmap));
}
public Bitmap GetThumb(string path, int width, int height)
{
using (var original = Image.FromFile(path))
{
// create filter
var filter = new ResizeBilinear(width, height);
// apply the filter
var newImage = filter.Apply(original);
return(newImage);
}
}
public static Bitmap ConvertToGrayScale(this Bitmap sourceImage)
{
var filter = new Grayscale(0.2125, 0.7154, 0.0721);
if (Image.IsGrayscale(sourceImage))
{
return(sourceImage);
}
Bitmap converted = filter.Apply(sourceImage);
return(converted);
}
private Bitmap getProcessedBitmap(Bitmap bitmap)
{
Image <Bgr, Byte> toProcess = new Image <Bgr, Byte>(bitmap);
return(PedestrianMain.Find(toProcess, out processingTime).ToBitmap(640, 480));
}
