public void TestDetectorColor()
{
Image <Bgr, byte> box = EmguAssert.LoadImage <Bgr, byte>("box.png");
Image <Gray, byte> gray = box.Convert <Gray, Byte>();
SURFDetector surf = new SURFDetector(400);
OpponentColorDescriptorExtractor opponentSurf = new OpponentColorDescriptorExtractor(surf);
SIFTDetector sift = new SIFTDetector();
OpponentColorDescriptorExtractor opponentSift = new OpponentColorDescriptorExtractor(sift);
//using (Util.VectorOfKeyPoint kpts = surf.DetectKeyPointsRaw(gray, null))
using (Util.VectorOfKeyPoint kpts = new VectorOfKeyPoint())
{
sift.DetectRaw(gray, kpts);
for (int i = 1; i < 2; i++)
{
using (Mat surfDescriptors = new Mat())
{
opponentSurf.Compute(box, kpts, surfDescriptors);
//EmguAssert.IsTrue(surfDescriptors.Width == (surf.SURFParams.Extended == 0 ? 64 : 128) * 3);
}
//TODO: Find out why the following test fails
using (Mat siftDescriptors = new Mat())
{
sift.Compute(gray, kpts, siftDescriptors);
EmguAssert.IsTrue(siftDescriptors.Cols == sift.GetDescriptorSize());
}
int siftDescriptorSize = sift.GetDescriptorSize();
using (Mat siftDescriptors = new Mat())
{
opponentSift.Compute(box, kpts, siftDescriptors);
EmguAssert.IsTrue(siftDescriptors.Cols == siftDescriptorSize * 3);
}
}
}
}
