private IList <ImageFile> FindImages(IImageManager imageManager, IList <ImageFile> fileList)
{
//Find the images that resemble each other
Parallel.ForEach(fileList, file =>
{
foreach (var imageFile in fileList)
{
if (file.FullPath != imageFile.FullPath)
{
lock (file)
{
var comparisonResult = imageManager.CompareTwoImages(file.Image, imageFile.Image);
if (comparisonResult < 10)
{
file.SimilarImages.Add(imageFile);
}
}
}
}
});
var imagesWithDuplicates = fileList.Where(f => f.SimilarImages.Count > 0).ToList();
return(imagesWithDuplicates);
}
public void CompareTwoImagesTest()
{
var scaryBearOne = new Bitmap(@"./TestFiles/scarybear.JPG");
var scaryBearTwo = new Bitmap(@"./TestFiles/scarybear2smallres.jpg");
Assert.NotNull(scaryBearOne);
Assert.NotNull(scaryBearTwo);
var expectedBearResult = 6;
var bearResult = _imageManager.CompareTwoImages(scaryBearOne, scaryBearTwo);
var bearResult2 = _imageManager.CompareTwoImages(scaryBearTwo, scaryBearOne);
Assert.Equal(expectedBearResult, bearResult);
Assert.Equal(expectedBearResult, bearResult2);
var elephantOne = new Bitmap(@"./TestFiles/elephant1.jpg");
var elephantTwo = new Bitmap(@"./TestFiles/elephant2.jpg");
Assert.NotNull(elephantOne);
Assert.NotNull(elephantTwo);
var expectedElephantResult = 0;
var elephantResult = _imageManager.CompareTwoImages(elephantOne, elephantTwo);
Assert.Equal(expectedElephantResult, elephantResult);
var cat = new Bitmap(@"./TestFiles/mew.jpg");
Assert.NotNull(cat);
var expectedCatElephantResult = 98;
var catElephantResult = _imageManager.CompareTwoImages(cat, elephantOne);
Assert.Equal(expectedCatElephantResult, catElephantResult);
}