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c++ Programming Glossary: contours

Algorithm improvement for Coca-Cola can shape recognition

http://stackoverflow.com/questions/10168686/algorithm-improvement-for-coca-cola-can-shape-recognition

limits The image could have some degree of fuziness contours could be not really straight There could be Coca Cola bottles.. reduce noise. Using Canny Edge Detection Filter to get the contours of all items after 2 precedent steps. Algorithm The algorithm..

OpenCV C++/Obj-C: Advanced square detection

http://stackoverflow.com/questions/10533233/opencv-c-obj-c-advanced-square-detection

9 Mat gray0 blurred.size CV_8U gray vector vector Point contours find squares in every color plane of the image for int c 0 c.. 1 1 else gray gray0 l 1 255 threshold_level Find contours and store them in a list findContours gray contours CV_RETR_LIST.. Find contours and store them in a list findContours gray contours CV_RETR_LIST CV_CHAIN_APPROX_SIMPLE Test contours vector Point..

Crossplatform iPhone / Android code sharing

http://stackoverflow.com/questions/2380258/crossplatform-iphone-android-code-sharing

Simple object detection using OpenCV and machine learning

http://stackoverflow.com/questions/6416117/simple-object-detection-using-opencv-and-machine-learning

means no Haar or Viola algorithms. Also I thought on using contours to find circles on a Canny'ed image just have to find a way..

OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection

http://stackoverflow.com/questions/8667818/opencv-c-obj-c-detecting-a-sheet-of-paper-square-detection

pyrUp pyr timg _image.size std vector std vector cv Point contours for int c 0 c 3 c int ch c 0 mixChannels timg 1 gray0 1 ch 1.. 1 1 else gray gray0 l 1 255 N cv findContours gray contours CV_RETR_LIST CV_CHAIN_APPROX_SIMPLE std vector cv Point approx.. std vector cv Point approx for size_t i 0 i contours.size i cv approxPolyDP cv Mat contours i approx arcLength..

Contours opencv : How to eliminate small contours in a binary image

http://stackoverflow.com/questions/10238765/contours-opencv-how-to-eliminate-small-contours-in-a-binary-image

opencv How to eliminate small contours in a binary image I.. to eliminate those small objects so i used openCV's cvFindContours method to detect contours in Binary image. but the problem is..

Finding an Images Contours Centroid

http://stackoverflow.com/questions/11542121/finding-an-images-contours-centroid

an Images Contours Centroid I am trying to calculate an image centroid like so..

Better algorithm for edge filter in video programming

http://stackoverflow.com/questions/12971093/better-algorithm-for-edge-filter-in-video-programming

CV_GAUSSIAN 5 11 cvCanny src_gray src_gray 70 200 3 cvFindContours src_gray storage contours sizeof CvContour CV_RETR_EXTERNAL.. m_00 if m_00 3000 CvScalar color CV_RGB 250 0 0 cvDrawContours img largest_contour color color 1 1 8 cvPoint 0 0 cvShowImage.. color 1 1 8 cvPoint 0 0 cvShowImage Input img cvShowImage Contours src_gray cvClearMemStorage storage if cvWaitKey 33 0 break cvDestroyWindow..

Finding Contours in OpenCV?

http://stackoverflow.com/questions/8449378/finding-contours-in-opencv

Contours in OpenCV When you retrieve contours from an image you should.. to retrieve the INNER contours. However when I use findContours I only seem to be getting the outer contours. How would I retrieve.. only suggest functions that use the C API. i.e. findContours rather than cvFindContours Thanks. c image image processing..