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Graffiti Analysis: POV Can is a low tech DIY spray can modification in which the LED light source doubles as video illumination and motion tracking input. The GML (.gml) data of the graffiti tags featured in the video can be downloaded here, and the Graffiti Analysis software and source code can be downloaded here. GA:POV Can was created in Vienna last week as part of the BLK River Festival.
Spray paint can + Flip Cam + magnetic wide angle lens + LED pen light + masking tape = Graffiti Analysis: POV Can