Differential D49883 Diff 157728 MicroBenchmarks/ImageProcessing/Dilate/dilateKernel.c

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				/**
				Source:
				https://github.com/mompes/CUDA-dilation-and-erosion-filters/blob/master/erosionCPU.cpp
				Modified by Pankaj Kukreja (github.com/proton0001)
				Indian Institute of Technology Hyderabad
				*/
				#include "dilate.h"
				#define MAX(a, b) (a > b) ? a : b;

				void dilateKernel(int height, int width, int inputImage[HEIGHT][WIDTH],
				int outputImage[height][width], int temp[height][width]) {
				for (int i = 0; i < height; i++) {
				for (int j = 0; j < width; j++) {
				int value = 0;
				for (int k = -1; k <= 1; k++) {
				if ((j + k) > 0 && (j + k) < width) {
				value = MAX(inputImage[i][j + k], value);
				}
				}
				temp[i][j] = value;
				}
				}

				for (int i = 0; i < height; i++) {
				for (int j = 0; j < width; j++) {
				int value = 0;
				for (int k = -1; k <= 1; k++) {
				if ((i + k) > 0 && (i + k) < height) {
				value = MAX(temp[i + k][j], value);
				}
				}
				outputImage[i][j] = value;
				}
				}
				}