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2017-09-02 17:52:43 -0600 | marked best answer | Crop Image using hough circle I want to crop the image using hough circle. I saw in some forum that they used Rect in ROI but it is not what I need because I want to crop the iris from the eye. Is there any possible solution? |
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2014-12-09 13:54:16 -0600 | marked best answer | Measure the Length and Width of the bounding Box This is only simple application of opencv but I don't know how to do it . I will apply this application to measure the dimension of the object(Height and Width). Look at this video what I want to do. http://www.youtube.com/watch?v=bcswZLwhTUI Please look at this code if it is correct. } ` |
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2013-09-04 02:58:45 -0600 | commented answer | opencv in windows form How can I initialize openFileDialog1? can you show me some code ? |
2013-09-04 01:50:14 -0600 | asked a question | opencv in windows form I am using now windows form in visual c++. I got an error: error C2065: 'Filename' : undeclared identifier error C2065: 'openFileDialog1' : undeclared identifier error C2227: left of '->FileName' must point to class/struct/union/generic type I don't know what is wrong in my code. Anyone who can solve this problem? |
2013-08-27 02:59:27 -0600 | commented answer | Best method to count the black and white pixels of the image. I tried the code but the result is incorrect because the program didn't count the black pixels. Take a look at this code I've done. http://answers.opencv.org/question/19302/count-the-pixel-black-or-white-in-real-time/ |
2013-08-27 02:56:08 -0600 | commented answer | Best method to count the black and white pixels of the image. I count now the black pixels. Thanks,I understand now the program. But the value I got is increment. How can I get the total pixels because I will use it in real time. The result is different when I convert it into real time. Please respond |
2013-08-26 14:09:34 -0600 | commented answer | Count the pixel (black or white) in real time. sorry but I don't understand. Please edit my code so I can understand it easily. |
2013-08-26 13:15:13 -0600 | commented answer | Count the pixel (black or white) in real time. In that part, I count the black pixels but the result is wrong. |
2013-08-26 08:48:34 -0600 | commented answer | Count the pixel (black or white) in real time. I used the countNonZero but I can't get the black pixels. Please look at the code that I have update. |
2013-08-22 12:17:55 -0600 | asked a question | Count the pixel (black or white) in real time. I need to count the black and white pixels of the object in REAL TIME. What is the best method to use for this ? In my program, First I get the biggest contour .The next process is to count the pixels(black) of the object that have no mask but I don't know how to do it. Thanks in advance. |
2013-08-17 07:33:14 -0600 | commented answer | Best method to count the black and white pixels of the image. same result value at the code you give first. |
2013-08-16 23:31:17 -0600 | commented answer | Best method to count the black and white pixels of the image. I used ' gray' but I got same result :( |
2013-08-16 13:49:47 -0600 | commented answer | Best method to count the black and white pixels of the image. I try your code but I got same value. In image.copyTo(masked, mask); image is undefined. what is the correct code for that? Sorry I am very newbie . |
2013-08-16 13:34:39 -0600 | commented answer | Best method to count the black and white pixels of the image. It run successfully thanks, :) . The value I get is count_white = 450 to 598 and black_count = 0. Is the value correct? |
2013-08-16 07:25:50 -0600 | commented answer | Best method to count the black and white pixels of the image. I try this code also but this code count the black and white pixels of the mask not the image. |
2013-08-16 07:24:20 -0600 | commented answer | Best method to count the black and white pixels of the image. what do you mean replace the src ? Can you please edit the code above. Thanks :) |
2013-08-16 03:36:00 -0600 | marked best answer | Best method to count the black and white pixels of the image. After I masked the image and get the part I wanted. The next process is to count the black and white pixels of the unmasked part of the image but I don't know how to do it. Anyone who can give me the method to solve this. #include "opencv\cvaux.h" #include "opencv\cxmisc.h" #include "opencv\highgui.h" #include <stdio.h> #include <stdlib.h> #include <ctype.h> #include <stdlib.h> using namespace std; using namespace cv; int main(int, char**) { Mat threshold_output; vector<vector<point> > contours; vector<vec4i> hierarchy; RNG rng(12345); } |