public void ExtractAnchors(string sourceFileName,
GradientOperator gradientOperator, int gradientThreshold,
int anchorScanInterval, int anchorThreshold)
{
// Arrange
var source = LoadImage(sourceFileName);
var rows = source.Size.Height;
var columns = source.Size.Width;
var gradients = new Gradients(rows, columns);
gradients.ComputeGradient(source, gradientOperator, gradientThreshold);
// Act
var anchors = gradients.ExtractAnchors(anchorScanInterval, anchorThreshold);
// Assert
var anchorMap = new Mat(rows, columns, Depth.U8, 1);
anchorMap.Set(Scalar.All(0));
foreach (var anchor in anchors)
{
anchorMap.SetReal(anchor.Y, anchor.X, 255);
}
var resultFileName = Path.Combine("Output", "ExtractAnchors", $"{Path.GetFileNameWithoutExtension(sourceFileName)}_{gradientOperator}_{gradientThreshold}_{anchorScanInterval}_{anchorThreshold}.png");
SaveImage(anchorMap, resultFileName);
}
public void ComputeGradient(string sourceFileName, GradientOperator gradientOperator, int gradientThreshold)
{
// Arrange
var source = LoadImage(sourceFileName);
var rows = source.Size.Height;
var columns = source.Size.Width;
var gradients = new Gradients(rows, columns);
// Act
gradients.ComputeGradient(source, gradientOperator, gradientThreshold);
// Assert
var gradientFileName = Path.Combine("Output", "ComputeGradient", $"{Path.GetFileNameWithoutExtension(sourceFileName)}_{gradientOperator}_{gradientThreshold}_GradientMap.png");
var directionsFileName = Path.Combine("Output", "ComputeGradient", $"{Path.GetFileNameWithoutExtension(sourceFileName)}_{gradientOperator}_{gradientThreshold}_DirectionsMap.png");
SaveImage(gradients.GradientMap, gradientFileName);
SaveImage(gradients.DirectionMap, directionsFileName);
}
