Questions tagged [edges]

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Some values in my 'edges' don't pass check50

the rightmost values in the matrix in check50 is wrong but the other values are correct. I'm not really sure what's wrong. code: void edges(int height, int width, RGBTRIPLE image[height][width]) { ...
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Help with PSet 4 Filter (More) Edge

I've been stuck on the Edge part of Filter (More) for a few days now. Check50 tells me that none of the pixels return the right values but I can't seem to find any problem with the code. Here's my ...
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2answers
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edges completely fails check50

So I finished my edges function and it's failing everything for check50 and I can't understand what I did wrong. Any help would be greatly appreciated. Functions related to edges: // Sets new RGB ...
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edges seem to work fine when i use it, but check 50 says it's all wrong

So here is my code. Not the best one, but I wrote it without any help and it work. At least i think so when i look at the output images. But check50 says it is wrong. My only thought is that i decided ...
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not sure what is wrong with my code for edge in filter PSET4

void edges(int height, int width, RGBTRIPLE image[height][width]) { RGBTRIPLE tmpGx[height][width]; RGBTRIPLE tmpGy[height][width]; int redtemp; int bluetemp; int greentemp; ...
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Only the first test passed for Edges (Filter, more comfortable)

I have been staring at Edges for a whole day, still can't find out what's wrong with it. The test says the middle pixel is correctly calculated. but edges, corners, 3X3....no go. Anybody can offer a ...
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CS50 filter more edge

I've been stuck for hours trying to solve this, so I would appreciate someones help lol So my edges filter is only passing the test for the middle pixel: I can't figure out what is wrong with my code ...
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i started doing pset4, managed to get edges to work but green is always off, can someone please help me find out what i did wrong

int cap (int value) { return value < 255 ? value: 255; } RGBTRIPLE get_edge(int i, int j, int height, int width, RGBTRIPLE image[height][width]) { int Gx[3][3] = {{ -1, 0, 1}, {-2, 0, 2}, {...
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pset4 Filter Edges - Image is mostly white. Wrong variable = 0 or wrong loops?

My images are mostly white. My code returns 255 for RGB without resetting. So either my int is wrong or my loops are wrong but I can't see it. Here is my logic: edges function loops through every ...
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1answer
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Pset4 - Filter (more) Edge Detection Help

I'm testing my Gy function separately, and it looks like the values I put in the test array are not correctly showing up in the function. I printf() the main function and they are recording correctly, ...
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1answer
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pset4 Filter (more) Edge Detection help

void edges(int height, int width, RGBTRIPLE image[height][width]) { RGBTRIPLE copy[height][width]; for (int i = 0; i < height; i++) { for (int j = 0; j < width; j++) {...
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Issues with PSET4 Filter Edge Detection

I've been testing my edges code for ages now but I can't seem to figure out the problem. When I run the code on the sample images the images look like they have been processed properly but when I put ...
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2answers
44 views

Help with pset4 filter edge detection function

I have some problems with the edges function. The code compiles fine and all but the result looks like this: https://imgur.com/a/S2MQLom The edges of the image and one third of it don't look as ...
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1answer
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CS50 - edge filter pset4

I'm working on the edge filter in pset4 in CS50. The code compiles but when checking the code with check50 I get multiple errors. Looking closer at the output of the error check the first row and last ...
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CS50 PSET4. Edges detection algorithm does not filter correctly 3x3 image and 4x4 image

I am working on Problem Set 4 of CS50 and I have some issue with Edges detection algorithm (description of the PSET4 can be found here: https://cs50.harvard.edu/x/2020/psets/4/filter/more/). In ...
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1answer
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cs50 pset4 edge filter too much white

Hey guys i have been trying to figure out the problem with my code of the pset4 filter (more) about edge detection. My code compiles but the result image is strange, with a lot of bright/white and ...
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1answer
141 views

PSET 4 - Filter: Anyone able to help me on Edges?

I'm having a lot of trouble figuring out how my code for edges is failing so badly every time. Any help on this would be greatly appreciated! Here is what I'm getting back from check50: :( edges ...
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2answers
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Q: PSETt#4 - Filter (more) - Edges

I'm stuck with the problem pset4 edges. The checks for the middle pixels work. But not the corner's pixels. :( edges correctly filters pixel in corner expected "76 117 255\n", not "76 117 66\n" It ...
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1answer
48 views

CS50 PSET4 Edge calculates correct values on all tests unless the correct value is 255

I am having problems with CS50 PSet 4 - Edge. The method passes the middle pixel test (which has no value of 255 on any channel) but on any other test all the values in each channel are correct ...
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1answer
63 views

Edge detection produces weird outputs

I've been stuck on this for the past while and I'm not sure what's wrong in my algorithm. I get complete nonsense for outputs and I'm kind of lost on where to go from here. Any help would be ...
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1answer
121 views

PSET #4 - Filter (more) - Edge

I've been trying to finished filter(more) all this morning, but I'm stuck with this code, I don't know why is incorrect, withcheck50 outputs in red: :( edges correctly filters middle pixel ...
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2answers
103 views

PSet4 - Filter (more) - Edge

maybe one of you can help me out. The following code compiles and runs without any complaint, but the results are not the expected ones. Somehow the image-edge will be detected, but the new values ...
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1answer
65 views

I don't understand what's wrong with my Edge filter. Pset4

There are lots of runtime errors and overflowed integers with my code, and I have no idea why that is the case. Please could you check it out? void edges(int height, int width, RGBTRIPLE image[height]...
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1answer
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Pset4 , edge , I dont understand what is wrong ,

It seems it is finding edges, When I run check50 it is giving me the errors below : :) edges correctly filters middle pixel Log testing with sample 3x3 image first row: (0, 10, 25), (0, 10, 30), (...
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0answers
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CS50 pset4, problem with edge filter

I'm really sorry for the lengthy code. Program compiles with no errors at all. But the output image is all milky white. Please tell me what's wrong with my code. RGBTRIPLE temp[height][width]; for (...
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2answers
795 views

PSET4 (More Comfortable) Filter Edges

I am trying to code Pset4 (more comfortable) edges, the program is running, but my outcome is completely white. Any Suggestions? Here's My Code.... void edges(int height, int width, RGBTRIPLE image[...
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1answer
386 views

Pset4 Filter Edge Dedection

my code is running well on a dedicated hardcoded version of check50 edges middle pixel, but as soon as I use it for the check50 it gives an error. Debug50 did calculate exactly what it should have ...
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0answers
52 views

Help with detecting edges on pset4/filter/more

My program seems to be ok in my brain and on the "outfile.bmp", but when I check50 it all I get is: Here is my code, void edges(int height, int width, RGBTRIPLE image[height][width]) { int gxb, ...
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1answer
385 views

To those who struggle with pset4’s filter-more’s edge detection filter

I’m sure it is obvious for some people, but it wasn’t for me) If your code isn’t working the way it should, you can create new .c file and put there your logic from edge detection function. You can ...
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3answers
3k views

Pset4 filter edges issue

I'm trying to figure why my code doesn't work for detecting edges. Even though it produces a result, it is too white. Any suggestions? // Detect edges void edges(int height, int width, RGBTRIPLE ...
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1answer
997 views

PSET4 Filter, edge detection process only works for square-like pictures. How to make it work for the whole picture?

I have written my code based on how I structured the code for the blur filter. For some reason the result is pretty weird, the processing of edge detection is only taking place in a square. See ...
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205 views

Pset4 edge recognition values too high; not incrementing correctly

I have checked and rechecked my program but the values the edge recognition portions output always seem to default to 255. Is my math wrong or something? Sorry if it's messy; couldn't figure out ...
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1answer
443 views

pset4: edges have correct 3 out of 5

the corner check correct and the edges check correct and middle pixel check correct but the whole image wrong why ????? void edges(int height, int width, RGBTRIPLE image[height][width]) { int ...