Tag Archives | python

OpenCV: Resolving NoneType errors

Each week I receive and respond to at least 2-3 emails and 3-4 blog post comments regarding NoneType  errors in OpenCV and Python. For beginners, these errors can be hard to diagnose — by definition they aren’t very informative. Since this question is getting asked so often I decided to dedicate an entire blog post […]

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Raspbian + OpenCV pre-configured and pre-installed.

Ever since I wrote the first PyImageSearch tutorial on installing OpenCV + Python on the Raspberry Pi B+ back in February 2015 it has been my dream to offer a downloadable, pre-configured Raspbian .img file with OpenCV pre-installed. Today this dream has become a reality. I am pleased to announce that both the Quickstart Bundle and Hardcopy […]

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Ubuntu 16.04: How to install OpenCV

Over the past two years running the PyImageSearch blog, I’ve authored two tutorials detailing the required steps to install OpenCV (with Python bindings) on Ubuntu. You can find the two tutorials here: Install OpenCV 3.0 and Python 2.7+ on Ubuntu 14.04 Install OpenCV 3.0 and Python 3.4+ on Ubuntu 14.04 However, with support of Ubuntu […]

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