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Implement grayscale filter function #16

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Merged
harshsankhla18 merged 1 commit into from
Oct 21, 2025
Merged

Implement grayscale filter function #16

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17 changes: 13 additions & 4 deletions helpers.c
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Original file line number Diff line number Diff line change
Expand Up @@ -9,12 +9,21 @@ int max(int a,int b){
return b;
}
void grayscale(int height, int width, RGBTRIPLE image[height][width]){
return;

// Convert image to grayscale


for(int i = 0; i < height; i++){
for(int j = 0; j < width; j++){
int red = image[i][j].rgbtRed;
int green = image[i][j].rgbtGreen;
int blue = image[i][j].rgbtBlue;
int avg = (red + green + blue) / 3;
image[i][j].rgbtRed = avg;
image[i][j].rgbtGreen = avg;
image[i][j].rgbtBlue = avg;
}
}
}


void invert(int height, int width, RGBTRIPLE image[height][width]){
for(int i = 0; i<height; i++){
for(int j = 0; j<width; j++){
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