ImageGear Professional DLL for Windows
enumIGEdgeDetectionMethods

These constants define the edge detection methods available.

Values:

IG_EDGE_DETECTION_MAXGRADIENT Edge detection using the maxima of gradient, i.e., maxima of the first order derivative.
IG_EDGE_DETECTION_ZEROXC_DERIV2ND Edge detection using the zero-crossings of second order derivative along the gradient.
IG_EDGE_DETECTION_DIFF_RECURSIVE Edge detection using an optimal difference recursive filter.

 

 


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