std1.0.0-beta-7 SafeC docs

std :: dsp::imaging

Function std::sobel_x_kernel

#include <std/dsp/imaging.h> source ยท definition

int sobel_x_kernel([]double kernel)

Fixed 3x3 Sobel gradient kernels (horizontal/vertical edge response); 'kernel' must have room for 9 doubles, row-major.