Opencv in QT giving error for no reason -

-

i trying use opencv library in qt i'm keep getting error shouldn't suppose occur.

here code of simple program.

#include <opencv2/highgui/highgui.hpp>   using namespace cv; //all classes , functions defined in c++ api of opencv defined within name space cv. using namespace std;   int main(){      mat image = imread("c:/opencv/opencv/samples/c/cat.jpg",cv_load_image_grayscale);      cout << "number of rows: " << image.rows << endl << "number of coloumn: " << image.cols;      imshow ("image",image);     waitkey(0); }

c:\users\cipher\downloads\programs\untitled2\main.cpp:1: error: c1083: cannot open include file: 'highgui.hpp': no such file or directory

the problem that, file there qt couldn't able find file, can access file , when hold ctrl , move cursor on #include <opencv2/highgui/highgui.hpp> , click on accessing file, still qt keep saying find such file or directory :/ problem :/

have look,

enter image description here

i can access methods in cv namespace why still getting error ?

have look,

enter image description here

all functions of opencv accessible still i'm getting error aforementioned.

please guide me.

  1. in .pro file include headers..
  2. link libraries...

  3. add address of bin folder of opencv environmental variables.

    mat image = imread(""c:\\opencv\\opencv\\samples\\c\\cat.jpg",cv_load_image_grayscale") use double backslashes..

  4. your .pro file should dis..

    includepath += c:\opencv\build\include\ libs += -lc:\opencv\build_vs\lib\debug\

    -lopencv_core243d -lopencv_highgui243d -lopencv_video243d -lopencv_imgproc243d\


Comments

Post a Comment

Popular posts from this blog

ruby - Trying to change last to "x"s to 23 -

-
i have been playing around irb , have string looks this: irb(main):072:0> puts ["[\"4354 5432 5432 xxxxx\", \"6547 6547 8543 xxxxx\", \"2344 6543 6674 xxxxx\", \"2346 6236 7543 xxxxx\", \"1273 5585 5587 xxxxx\"]"] => nil irb(main):073:0> what want gsub last 2 "x" s of each 17 digit combination, 23 . what i've tried far (i've been using rubular): a.gsub(/\d[x]/,"23") <= grabs "x" s i'm close a.gsub(/\w[x{2}]/,"23") <= grabs "x" s grabs two digits each combination. is there easier way i'm not understanding? a.gsub(/\d{4} \d{4} \d{4} xxx\kxx/, '23') \d{4} = 4 digits what \k drop matched far. can use don't replace entire number, still able validate have in desired format.
Read more

jquery - Clone last and append item to closest class -

-
this bare-bones code on page: <div class="list-container"> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> </div> <p><button class="add-list-item">add</button></p> <div class="list-container"> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> </div> <p><button class="add-list-item">add</button></p> <di...
Read more

css - Can I use the :after pseudo-element on an input field? -

-
i trying use :after css pseudo-element on input field, not work. if use span , works ok. <style type="text/css"> .mystyle:after {content:url(smiley.gif);} .mystyle {color:red;} </style> this works (puts smiley after "buu!" , before "some more") <span class="mystyle">buuu!</span>a more this not work - colors somevalue in red, there no smiley. <input class="mystyle" type="text" value="somevalue"> what doing wrong? should use pseudo-selector? note: cannot add span around input , because being generated third-party control. :after , :before not supported in internet explorer 7 , under, on elements. it's not meant used on replaced elements such form elements (inputs) , image elements . in other words it's impossible pure css. however if using jquery can use $(".mystyle").after("add smiley here"); api docs on .after to ...
Read more