Introduction - If you have any usage issues, please Google them yourself
open cv for marginalized marginalized deal with the Canny cvCanny, void cvCanny (const CvArr* image, CvArr* edges, double threshold1, double threshold2, int aperture_size = 3) image single input image. edges stored in the edge of the output channel Image threshold1 first threshold threshold2 second operand threshold aperture_size Sobel kernel size (see cvSobel).