public void DetectEdges_Rect_EdgeDetector2DProcessorSet(EdgeDetector2DKernel kernel, bool grayscale)
{
this.operations.DetectEdges(kernel, grayscale, this.rect);
EdgeDetector2DProcessor processor = this.Verify <EdgeDetector2DProcessor>(this.rect);
Assert.Equal(grayscale, processor.Grayscale);
Assert.Equal(kernel, processor.Kernel);
}
public void DetectEdges_Rect_EdgeDetector2DProcessorDefaultsSet()
{
this.operations.DetectEdges(this.rect);
EdgeDetector2DProcessor processor = this.Verify <EdgeDetector2DProcessor>(this.rect);
Assert.True(processor.Grayscale);
Assert.Equal(KnownEdgeDetectorKernels.Sobel, processor.Kernel);
}
public void DetectEdges_Rect_EdgeDetector2DProcessor_DefaultGrayScale_Set(EdgeDetector2DKernel kernel, bool _)
{
this.operations.DetectEdges(kernel, this.rect);
EdgeDetector2DProcessor processor = this.Verify <EdgeDetector2DProcessor>(this.rect);
Assert.True(processor.Grayscale);
Assert.Equal(kernel, processor.Kernel);
}
/// <summary>
/// Detects any edges within the image using a <see cref="EdgeDetector2DKernel"/>.
/// </summary>
/// <param name="source">The image this method extends.</param>
/// <param name="kernel">The 2D edge detector kernel.</param>
/// <param name="grayscale">
/// Whether to convert the image to grayscale before performing edge detection.
/// </param>
/// <returns>The <see cref="IImageProcessingContext"/> to allow chaining of operations.</returns>
public static IImageProcessingContext DetectEdges(
this IImageProcessingContext source,
EdgeDetector2DKernel kernel,
bool grayscale)
{
var processor = new EdgeDetector2DProcessor(kernel, grayscale);
source.ApplyProcessor(processor);
return(source);
}
