v1

Sobel operator for edge detection in gray scale images.

Mode replicate is used ('replicate' - input array values outside the bounds of the array are assumed to equal the nearest array border value).

Input arguments of function:

*src - pointer to gray scale image;

width - width of gray scale image;

height - height of gray scale image.

Output:

*dest - pointer to result.

Example:

Input image

Result:

.\Sobel_Test input_file.png output_file.png

The input_file.png and output_file.png arguments are, the file for which the contour should be calculated and the file with that calculated contour, respectively.