opencv conversion from a Mat element to IplImage *
- by kaushalyjain
How can I convert a Mat element to IplImage * element? Please Help!
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CBlobResult gives pains.... using Visual C++ 2008... opencv
- by kaushalyjain
When I type the following code line.. where img_hsv is a Mat image... IplImage abc=img_hsv; // object that will contain blobs of inputImage CBlobResult blobs; // Extract the blobs using a threshold of 100 in the image blobs = CBlobResult(&abc,NULL,100,true); It displays the following error... error C2661: 'CBlobResult::CBlobResult' : no overloaded function takes 4 arguments.. Any help is welcome...!!Read the article
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opencv image conversion from rgb to hsv
- by kaushalyjain
When I run this following code on a sample image ie an rgb image; and then execute it to display the converted hsv image, both appear to be different... can anyone explain why? or can you suggest a solution for this not to happen... coz its the same image afterall Mat img_hsv,img_rgb,red_blob,blue_blob; img_rgb = imread("pic.png",1); cvtColor(img_rgb,img_hsv,CV_RGB2HSV); namedWindow("win1", CV_WINDOW_AUTOSIZE); imshow("win1", img_hsv);Read the article
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Visual c++ opencv 2.1 contains()
- by kaushalyjain
how to check whether a given point is contained in a rectangle using the contains() function in Rect_ construct... Please give me the exact function and its parameters.Like when i type this Point b(2,2); Rect a(10,10,50,50); cout<< Rect_::contains(b); There is a compile error saying 1c:\users\kaushal\documents\visual studio 2008\projects\test1\test1.cpp(23) : error C2352: 'cv::Rect_<Tp::contains' : illegal call of non-static member function 1c:\opencv2.1\include\opencv\cxcore.hpp(385) : see declaration of 'cv::Rect<_Tp::contains'Read the article
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pointer uchar* question in opencv vc++ 2008
- by kaushalyjain
img_hsv is a Mat element of an hsv image! when i give cout<<*img_hsv.data+10; it gives true value of the pixel ie 79 as output. but when i assign uchar * a=img_hsv.data+10; it gives me some other value... can you please explain me why is this the case? thanks!Read the article
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blogslibv_8.3 linking the libraires in visual c++ 2008
- by kaushalyjain
can anyone give me the procedure for building a blogslib library containing code in vc++ 2008 edition? the official documentation gives it for vc++ 2006... thanks...Read the article
