public Frame BuildFrameFromFile(FileInfo file)
{
IEnumerable <MKeyPoint> kazeKeyPoints;
using (var frame = new Image <Bgr, byte>(file.FullName)) {
using (var kaze = new KAZE(true, true)) {
kazeKeyPoints = kaze.Detect(frame);
}
}
return(new Frame()
{
Id = ResolveFrameId(file),
KazePoints = kazeKeyPoints.ToList(),
});
}
public AlgorithmResult DetectKaze(
string filename,
KeypointType kpsType,
float threshold,
int octaves,
int sublevels)
{
AlgorithmResult result = new AlgorithmResult();
Image <Bgr, byte> image = ImageHelper.GetImage(filename);
Image <Bgr, byte> resultImage = new Image <Bgr, byte>(filename);
// Get features from image
var kaze = new KAZE(false, false, threshold, octaves, sublevels, Diffusivity.PmG2);
var keyPoints = kaze.Detect(image);
DrawKeypoints(
image,
new VectorOfKeyPoint(keyPoints),
resultImage,
new Bgr(Color.FromArgb(255, 77, 77)),
GetKeypointDraw(kpsType));
result.ImageArray = ImageHelper.SetImage(resultImage);
result.KeyDatas = new List <KeyPointModel>();
result.KeyDatas.AddRange(keyPoints.Select(k => new KeyPointModel()
{
X = k.Point.X,
Y = k.Point.Y,
Size = k.Size,
Angle = k.Angle,
Response = k.Response,
Octave = k.Octave,
ClassId = k.ClassId
}));
return(result);
}