What is it?

GlowLight is an Arduino-based clone of Philips' Ambilight.

Demo time:

http://www.youtube.com/watch?v=63lvGv4p_Qg)

Hardware

1 x Arduino Uno board

1 x ShiftBrite Shield

16 x ShiftBrite LEDs

1 x laptop with a webcam

and some necessary interconnects

Software

Build GlowLightArduino sketch and upload to Arduino board
Download and install Cinder
You'll need Visual Studio 2010 to build GlowLightCinder project as-is, with some adjustment for Cinder paths. Code should be able to be built on any platform supported by Cinder, I plan on adding Xcode project when have a chance.

Using

Upload sketch to Arduino

Launch Cinder app and make four clicks to set up screen sampling coordinates.

Keys:

f - fullscreen toggle
s - black out screen
m - mirror LEDs colors left/right
b - show smoothed / original webcam capture
c - show color samples