Emgu CV Library Documentation
Canny Method (thresh, threshLinking)
NamespacesEmgu.CVIImageCanny(MCvScalar, MCvScalar)

www.emgu.com/wiki
Find the edges on this image and marked them in the returned image.
Declaration Syntax
C#Visual BasicVisual C++
IImage Canny(
	MCvScalar thresh,
	MCvScalar threshLinking
)
Function Canny ( _
	thresh As MCvScalar, _
	threshLinking As MCvScalar _
) As IImage
IImage^ Canny(
	MCvScalar thresh, 
	MCvScalar threshLinking
)
Parameters
thresh (MCvScalar)
The threshhold to find initial segments of strong edges
threshLinking (MCvScalar)
The threshold used for edge Linking
Return Value
The edges found by the Canny edge detector

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.3.0.0 (1.3.0.0)