public void IndexFiles(FileInfo[] imageFiles, System.ComponentModel.BackgroundWorker IndexBgWorker, object argument = null)
{
List <RGBProjectionRecord> listOfRecords = new List <RGBProjectionRecord>();
RgbProjections projections = null;
int totalFileCount = imageFiles.Length;
for (int i = 0; i < totalFileCount; i++)
{
var fi = imageFiles[i];
using (Bitmap bitmap = ImageUtility.ResizeBitmap(new Bitmap(fi.FullName), 100, 100))
{
projections = new RgbProjections(ImageUtility.GetRgbProjections(bitmap));
}
RGBProjectionRecord record = new RGBProjectionRecord
{
Id = i,
ImageName = fi.Name,
ImagePath = fi.FullName,
RGBProjection = projections
};
listOfRecords.Add(record);
IndexBgWorker.ReportProgress(i);
}
BinaryAlgoRepository <List <RGBProjectionRecord> > repo = new BinaryAlgoRepository <List <RGBProjectionRecord> >();
repo.Save(listOfRecords);
}
public List <DTOs.ImageRecord> QueryImage(string queryImagePath, object argument = null)
{
List <ImageRecord> rtnImageList = new List <ImageRecord>();
RgbProjections queryProjections;
using (Bitmap bitmap = ImageUtility.ResizeBitmap(new Bitmap(queryImagePath), 100, 100))
{
queryProjections = new RgbProjections(ImageUtility.GetRgbProjections(bitmap));
}
BinaryAlgoRepository <List <RGBProjectionRecord> > repo = new BinaryAlgoRepository <List <RGBProjectionRecord> >();
List <RGBProjectionRecord> AllImage = repo.Load();
foreach (var imgInfo in AllImage)
{
var dist = imgInfo.RGBProjection.CalculateSimilarity(queryProjections);
if (dist > 0.8d)
{
imgInfo.Distance = dist;
rtnImageList.Add(imgInfo);
}
}
rtnImageList = rtnImageList.OrderByDescending(x => x.Distance).ToList();
return(rtnImageList);
}
public void IndexFilesAsync(FileInfo[] imageFiles, System.ComponentModel.BackgroundWorker IndexBgWorker, object argument = null)
{
ConcurrentBag <RGBProjectionRecord> listOfRecords = new ConcurrentBag <RGBProjectionRecord>();
RgbProjections projections = null;
int totalFileCount = imageFiles.Length;
int i = 0; long nextSequence;
//In the class scope:
Object lockMe = new Object();
Parallel.ForEach(imageFiles, currentImageFile =>
{
var fi = currentImageFile;
using (Bitmap bitmap = ImageUtility.ResizeBitmap(new Bitmap(fi.FullName), 100, 100))
{
projections = new RgbProjections(ImageUtility.GetRgbProjections(bitmap));
}
lock (lockMe)
{
nextSequence = i++;
}
RGBProjectionRecord record = new RGBProjectionRecord
{
Id = nextSequence,
ImageName = fi.Name,
ImagePath = fi.FullName,
RGBProjection = projections
};
listOfRecords.Add(record);
IndexBgWorker.ReportProgress(i);
});
BinaryAlgoRepository <List <RGBProjectionRecord> > repo = new BinaryAlgoRepository <List <RGBProjectionRecord> >();
repo.Save(listOfRecords.ToList());
}
