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Object Detection Using the OpenCV / cvBlobsLib Libraries

TweetA short example of how to utilize various open source library functions that can be used to identify and analyse strongly connected components for a given input image. In the example I have given...

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Getting Started with OpenCV in Visual Studio

TweetOpenCV is a free, open source library that enables your computer application to “see” and make decisions from the image data it acquires.  Here are some guides for setting up OpenCV for use in...

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OpenCV Detection of Dark Objects Against Light Backgrounds

TweetThe results of some experimentation with and comparison between raw OpenCV functions and the cvBlobsLib library to detect darker coloured spots against lighter backgrounds. For guidance on how to...

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Integrating the FlyCapture SDK for use with OpenCV

TweetIntroduction A recent stab at grabbing images from the Flea2 camera using APIs from the FlyCapture2 SDK by Point Gray Research (PGR).  Additionally, the camera was to be used in  “Format 7 mode”,...

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Analyzing FlyCapture Images obtained from Flea Digital Cameras

TweetFlea2 Camera Physical Layout The photograph shows the physical setup for grabbing images from a Flea2 camera (by Point Gray Research) mounted above a Xaar inket printer. This represents a...

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Displaying AVI Video using OpenCV

TweetA short demonstration of how to use OpenCV to capture and display video frames from an avi file. The code demonstrates how to capture video from an example video (avi) file, get information in the...

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Tracking Coloured Objects in Video using OpenCV

TweetAs a newcomer to image processing, I have attempted to achieve the tracking of coloured objects in some sample video footage. In my case, my little one’s blue gloves moving in a snow-covered...

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Configuring Code::Blocks to use OpenCV in Linux Environments

TweetA quick guide to setting up and installing OpenCV for using in the Code::Blocks integrated development environment in Linux. The version of Linux I am currently using is Ubuntu 14.04. At the time...

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Using OpenCV to find and draw contours in video

This is a very similar post to that posted previously, which used a OpenCV and cvBlobsLib to identify contours in video footage and display them on the screen. Please refer to this for detail on how to...

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Getting started with Tesseract optical character recognition (OCR) library in...

This post is a how-to guide on how to get up and running with using the tesseract optical character recognition (OCR) library in a Microsoft Visual Studio environment. The original link can be found at...

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