siim
/
cs50
mirror of https://github.com/me50/kukemuna.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

automated commit by submit50

This commit is contained in:
kukemuna 2024-03-08 14:36:32 +02:00
parent 01b1cf22da
commit 3662745235
1 changed files with 14 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
helpers.c
View File

@ -1,5 +1,5 @@
#include <math.h>
#include "helpers.h" #include "helpers.h"
#include <math.h>
// Convert image to grayscale // Convert image to grayscale
void grayscale(int height, int width, RGBTRIPLE image[height][width]) void grayscale(int height, int width, RGBTRIPLE image[height][width])
@ -8,7 +8,8 @@ void grayscale(int height, int width, RGBTRIPLE image[height][width])
{ {
for (int j = 0; j < width; j++) for (int j = 0; j < width; j++)
{ {
int avg = round((image[i][j].rgbtBlue + image[i][j].rgbtGreen + image[i][j].rgbtRed) / (float) 3); int avg = round((image[i][j].rgbtBlue + image[i][j].rgbtGreen + image[i][j].rgbtRed) /
(float) 3);
image[i][j].rgbtBlue = image[i][j].rgbtGreen = image[i][j].rgbtRed = avg; image[i][j].rgbtBlue = image[i][j].rgbtGreen = image[i][j].rgbtRed = avg;
} }
} }
@ -22,9 +23,12 @@ void sepia(int height, int width, RGBTRIPLE image[height][width])
{ {
for (int j = 0; j < width; j++) for (int j = 0; j < width; j++)
{ {
int sepiaRed = round(.393 * image[i][j].rgbtRed + .769 * image[i][j].rgbtGreen + .189 * image[i][j].rgbtBlue); int sepiaRed = round(.393 * image[i][j].rgbtRed + .769 * image[i][j].rgbtGreen +
int sepiaGreen = round(.349 * image[i][j].rgbtRed + .686 * image[i][j].rgbtGreen + .168 * image[i][j].rgbtBlue); .189 * image[i][j].rgbtBlue);
int sepiaBlue = round(.272 * image[i][j].rgbtRed + .534 * image[i][j].rgbtGreen + .131 * image[i][j].rgbtBlue); int sepiaGreen = round(.349 * image[i][j].rgbtRed + .686 * image[i][j].rgbtGreen +
.168 * image[i][j].rgbtBlue);
int sepiaBlue = round(.272 * image[i][j].rgbtRed + .534 * image[i][j].rgbtGreen +
.131 * image[i][j].rgbtBlue);
if (sepiaRed > 255) if (sepiaRed > 255)
{ {
@ -88,8 +92,7 @@ void blur(int height, int width, RGBTRIPLE image[height][width])
{ {
for (int j = 0; j < width; j++) for (int j = 0; j < width; j++)
{ {
float sumRed = 0, sumGreen = 0, sumBlue = 0; int sumRed = 0, sumGreen = 0, sumBlue = 0, count = 0;
int count = 0;
for (int k = (i - 1); k <= (i + 1); k++) for (int k = (i - 1); k <= (i + 1); k++)
{ {
@ -97,10 +100,10 @@ void blur(int height, int width, RGBTRIPLE image[height][width])
{ {
if ((k >= 0 && k <= (height - 1)) && (l >= 0 && l <= (width - 1))) if ((k >= 0 && k <= (height - 1)) && (l >= 0 && l <= (width - 1)))
{ {
sumRed += copy[k][l].rgbtRed; sumRed += copy[k][l].rgbtRed;
sumGreen += copy[k][l].rgbtGreen; sumGreen += copy[k][l].rgbtGreen;
sumBlue += copy[k][l].rgbtBlue; sumBlue += copy[k][l].rgbtBlue;
count++; count++;
} }
} }
} }