Questions tagged [filter-less]

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filter-less, reflection, segmentation fault, core dumped, PSET4

dear Friends of CS50X, I have been working on pset4, filter-less, reflection for several hours now. I think my code does what it is supposed to do. Also, in my solution I tried to use the concepts ...
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Why is my array code not working in case of pset4, filter's reflect function?

The purpose of reflect is to invert the array of pixels from right to left. So, I decided to create an array and store the data with a negative count loop. Then repopulate the array with a positive ...
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Pset4 (Filter-Less) Reflection: Not getting correct values on Check50

Image seems to be reflected correctly but the program doesn't pass check50. Code: void swap(RGBTRIPLE *a, RGBTRIPLE *b); void reflect(int height, int width, RGBTRIPLE image[height][width]) { for (...
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Pset4 (Filter-Less) Greyscale not passing check50

I tried implementing the GreyScale function but I didn't got the average values of the pixels correctly. I don't know what I'm doing wrong. Any hints will be appreciated. My code: void grayscale(int ...
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Blur in cs50 problem set 4

My code for the blur filter works fine to edge, corner and middle pixels, but it doesnt work right for a whole 3x3 or 4x4 picture i've been trying everything but nothing seems to fix it. This is what ...
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Pset4 Blur. Only the most right column and botton row of pixel is wrong

I'm ultra stock right now. I know its probably something stupid but i can't figure out why only the value of the bottom row and right column are not working as intended. I've been staring at this code ...
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PSET4 LESS BLUR function -Ending Edges problem 2nd version

New version of my previous problem here PSET4 LESS BLUR function -Ending Edges problem I know the problem is with the imitations but can't figure out what is it My code works fine but for the ending ...
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PSET4 filter less Blur function

I am stuck in Pset4-Filter/less the Blur function in particular. My problem is the image blurred correctly but does not pass check50. Check50 result : :( blur correctly filters middle pixel >> ...
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Pset4 (Less). Filter sepia. In the output image, the white parts are magenta

For some reason, the image attached below is the output I get with Sepia filter. I don't know where the code is wrong. void sepia(int height, int width, RGBTRIPLE image[height][width]) { int k = 0;...
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Pset4 Blur (filter less) not passing check50

As title says, I am not passing check50 for blur. I am aware that my method is probably extremely tedious and not the best method, but I came up with it myself and would like to find out why it isn't ...
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Help to finish my problem - Check50 - Pset4 - Filter Less

I am coding the sepia filter, it is already working, but it does not pass the check50. I think of according to the check50 report, that there is some problem of precision in the calculations, but I ...
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pset4 - filter(less) - sepia not working

void sepia(int height, int width, RGBTRIPLE image[height][width]) { for (int i = 0; i < height; i++) { for (int j = 0; j < width; j++) { float redS = .393 * (...
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PSet 4 Filter(less) Sepia - Why is my output image slightly red tinted?

At first, I forgot to cap the RGB values at 255 for sepia, and it resulted in white pixels being blue. But other areas were fine(proper sepia). So additionally, I added the ternary operators to check ...
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How to conserve original values in blur function? (pset 4)

Here's my code inside the blur function (in pset 4, Filter-Less): int redSum; int greenSum; int blueSum; int n; for (int i = 0; i < height; i++) { for (int j = 0; j < width; j++) { ...
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My helpers doesn't pass check50

my helpers doesn't pass check50 and I don't know why. This is the code: #include "helpers.h" #include <math.h> // Convert image to grayscale void grayscale(int height, int width, ...
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Pset4 Filter Less Blur Runtime Error

Below is my Blur function, which does actually work, yet still returns 9 runtime errors all relating to the right hand side of the image (or the width-value edge). I added a couple of printfs to check ...
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PSET4: filter(less) sepia limit to 8 bits

I'm working on pset4 filter(less) and have a question regarding limiting the RGB value to 8 bits. I'd like to know what happens when a value of more than 8 bits is stored in BYTE (uint8_t). Initially, ...
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i don't know what is wrong when i run the program the output is all zeros

void blur(int height, int width, RGBTRIPLE image[height][width]) { double red_sum ; double green_sum ; double blue_sum ; double counter; RGBTRIPLE new_image[height][width]; ...
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