Raspbian – ssh and sshfs

If your Raspberry is connected to a network there are two basic ways to remotely interact with it: SSH and SSHFS.

In this post I will describe each and when to use them.

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Python 01: OpenCV + Webcam

RasPythonUsual when one starts learning any programming language, Hello World program should always be first contact.
In python that is just not educative… too simple.

Because of that, I started with something a little more interesting, display webcam’s output.

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Until today, my Raspberry Pi was only used as a media center with the help of Kodi.
Today I decided to adventure myself in the world of Raspberry Pi programming.

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Starting with OpenCV

OpenCV  Logo
I installed OpenCv (Windows) and compiling my first code was not as easy as I expected.
Basically my %OPENCV_DIR% environment variable didn’t work and this is a work around.

 

 

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A Battle against C++ and video capture

Long story short, I have in my hands a USB capture device (Hauppauge USB-live2) and I need to capture a video stream and still images.

I thought it would be a walk in the park but I couldn’t be more wrong!

Here is my approach and the reason why it failed or why it abandon it

aPPROACH ReASON
DirectShow Simple to stream a video preview but the methods to capture still images (ISampleGrabber) are deprecated…
OpenCv Cannot find the device

EDIT: after a lot of researches I manage to get ISampleGrabber and complete my battle!

If you need some example code, contact me.

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How to install VirtualBox on Ubuntu 14.04

VirtualBox logo

Here is a guide to install VirtualBox (VB) and the VirtualBox Extension Pack under Ubuntu 14.04.

After VB installation there is also a guide to install Windows 8.1.

 

 

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RaspMediaCenter Part 3: Operative System Install

Raspberry Pi Logo

Part 2: Operative System ←

Now that we know a couple of Linux distributions, it’s time to install one of them. As stated before, I have chosen OpenELEC and to install it you just have to follow the guide in the official website. Continue reading

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