blImageSerialization — Simple functions to serialize/unserialize an IplImage using opencv

This entry is part 17 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 17 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction Whenever working with any type of data, especially images or videos, we usually run into the need of having to save the data to then load it back up for later use. The images…

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blEncodeAndDecode — Simple functions to encode and decode images in memory using OpenCV without having to save/read to disk

This entry is part 16 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 16 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction I have seen many of these questions pop up everywhere on the web, like this stackoverflow.com question. But as it turns out, there are two very easy to use functions in opencv that allow…

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blVideoThread2 — Another way to capture video using opencv in a parallel thread

This entry is part 15 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 15 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction Just as I mentioned in my previous blVideoThread article, when capturing video, our programs can be limited by the slow speeds of the capturing hardware.  One way around this, is to obviously separate the…

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blVideoThread — A simple class to capture video using opencv in a parallel thread

This entry is part 14 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 14 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction This is a super short post about a simple class I made to capture video in a parallel thread. Usually, the problem is that the video capturing hardware, like webcams, is limited to thirty…

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blSignalProcessing — Fast Fourier Transforms and signal processing using OpenCV

This entry is part 13 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 13 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction Signal processing is the technical area that deals with encoding/decoding information into/from discrete or continuous signals of any kind. Signals of interest could be coming from images, sounds, mechanical motion, celestial bodies, bacterial systems,…

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Using OpenCV 2.2 within QTCreator in Windows

UPDATE:  If you’re trying to compile opencv look at this article. This is an update to my “Using OpenCV within QTCreator in Windows” post, that will show you how to quickly setup OpenCV 2.2 for QTCreator in Windows. (This of course will work for any IDE, not just QTCreator). So, let’s get down…

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blImageShifting — Shift images by any desired amount in any direction for any purporse

This entry is part 12 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 12 of 17 in the series blImageAPI — BarbatoLabs Image APITable of contents1 Introduction2 List of functions2.1 ShiftImageByMRowsAndNCols Introduction In this very short article I will collect all the different functions I have and will develop to shift images by any number of pixels in any…

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blImageTiling — Algorithms to augment opencv images in various ways

This entry is part 11 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 11 of 17 in the series blImageAPI — BarbatoLabs Image APITable of contents1 Introduction2 List of functions2.1 AugmentTwoMatricesRowWise2.2 AugmentTwoMatricesColumnWise Introduction In this article I will collect all the different algorithms I have and will develop for ways to augment multiple images together using the blImageAPI. List…

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blImagePencilSketch — A quick algorithm to turn an image or video into pencil sketch using opencv

This entry is part 10 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 10 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction This is a very short post showing how we can turn an image or a video into a pencil sketch using the blImageAPI. The algorithm The idea is simple and looks as follows: Read…

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blImageBlending — Emulating photoshop’s blending modes in opencv

This entry is part 9 of 17 in the series blImageAPI -- BarbatoLabs Image API

This entry is part 9 of 17 in the series blImageAPI — BarbatoLabs Image API Introduction When playing with images or videos, we often need to blend multiple images together, whether it’s for changing the color of an object, or if we’re experimenting with some fancy masking, blending is our…

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