public TemplateMatchingResults FindTemplateInImageExhaustively()
{
TemplateMatchingResults results = new TemplateMatchingResults();
int i = 0;
int divisor;
similarityMax = 0f;
ExhaustiveTemplateMatching exhaustiveTemplateMatching = new ExhaustiveTemplateMatching(threshold);
results.MatchFound = false;
while ((results.MatchFound == false) && (i < pyramidLevels))
{
divisor = pyramidLevels - i;
if (divisor != 0){
Rectangle sourceImageRegion = new Rectangle(0, 0, sourceImage.Width / divisor, sourceImage.Height / divisor);
matchings = exhaustiveTemplateMatching.ProcessImage(sourceImage, templateImage, sourceImageRegion);
foreach (TemplateMatch m in matchings){
if (m.Similarity > threshold){
results.MatchFound = true;
results.NumberOfMatches++;
if (m.Similarity > similarityMax){
similarityMax = m.Similarity;
}
}
else {
results.MatchFound = false;
}
}
}
i++;
}
results.SimilarityMax = similarityMax;
return results;
}
public TemplateMatchingResults FindTemplateInROI()
{
TemplateMatchingResults results = new TemplateMatchingResults();
similarityMax = 0f;
ExhaustiveTemplateMatching exhaustiveTemplateMatching = new ExhaustiveTemplateMatching(threshold);
matchings = exhaustiveTemplateMatching.ProcessImage(sourceImage, templateImage, regionOfInterest);
BitmapData data = sourceImage.LockBits(
new Rectangle(0, 0, sourceImage.Width, sourceImage.Height),
ImageLockMode.ReadWrite, sourceImage.PixelFormat);
foreach (TemplateMatch m in matchings)
{
Drawing.Rectangle(data, m.Rectangle, Color.Red); // Adding rectangles in the areas of possible matches
// do something else with matching
if (m.Similarity > similarityMax)
{
similarityMax = m.Similarity;
}
results.NumberOfMatches++;
}
sourceImage.UnlockBits(data);
sourceImage.Save("SourceImage_Processed.bmp", ImageFormat.Bmp); //Saving the image.
if (similarityMax >= threshold)
{
results.MatchFound = true;
}
else {
results.MatchFound = false;
}
results.SimilarityMax = similarityMax;
return results;
}
