Knock based commands for linux laptops

For the first time, you can hit your computer and get a meaningful response! Using Linux and the Hard Drive Active Protection System (HDAPS) kernel drivers, you can access the embedded accelerometers on IBM and Lenovo ThinkPads, then process the accelerometer data to read specific sequences of "knocking" events -- literally …


Distributed multihead support with Linux and Xdmx

Learn about the tools available to develop your own multiscreen configuration and physical layout to enhance your computing experience. You can use Linux® and Xdmx to create one contiguous desktop across multiple display devices attached to separate computers. Combine your available laptop and desktop computers running Linux to create one …


Create Mosaic images with Perl and ImageMagick

Photo mosaics with Perl and ImageMagick, use simple Perl scripts to automate the image manipulation, text creation, and compositing of arbitrary mosaic images. Learn how to use ImageMagick, GD, and The Gimp to create your own mosaic images suitable for static display and dynamic content. Explore the capabilities of ImageMagick …


Real time visual effects

Use EffecTV and Simple DirectMedia Layer (SDL) to create your own real-time visual effects on live video. Learn how to integrate geometric primitives, bitmap image loading, and simple motion tracking to create your own games, leading-edge user interfaces, or immersive environments. Explore the EffecTV and SDL architectures, and learn how …