filter.h

#pragma once

#include <inttypes.h>


#define IMG_WIDTH 1920
#define IMG_HEIGHT 1080
#define IMG_SIZE (IMG_WIDTH * IMG_HEIGHT)
enum filter { BoxBlur3, BoxBlur5, GaussianBlur, Sobel, Laplacian, LaplacianGaussian };

void filter(uint8_t inter_pix[IMG_WIDTH * IMG_HEIGHT], uint8_t out_pix[IMG_WIDTH * IMG_HEIGHT]);
void applyFilter(uint8_t imageIn[IMG_HEIGHT * IMG_WIDTH], uint8_t imageout[IMG_HEIGHT * IMG_WIDTH], int rowLength, int colLength, int curRow, int curCol, enum filter filter);
int getFilterSize(enum filter filter);
void applyKernel(enum filter filter, int pixel, int filterPos, double* result);
double getTangent(double x, double y);