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Raspberry Pi for Secret Agents by Stefan Sjogelid

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Capturing your target on film

All right, let's see what your sneaky glass eye can do!

We'll be using an excellent piece of software called MJPG-streamer for all our webcam capturing needs. Unfortunately, it's not available as an easy-to-install package for Raspbian, so we will have to download and build this software ourselves.

Often when we compile software from source code, the application we're building will want to make use of code libraries and development headers. Our MJPG-streamer application, for example, would like to include functionality for dealing with JPEG images and Video4Linux devices.

  1. Install the libraries and headers for JPEG and V4L by typing in the following command:
    pi@raspberrypi ~ $ sudo apt-get install libjpeg8-dev libv4l-dev ...

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