how to code realtime video DSP effects using GNU/Linux and Free Sotfware

[http://freej.dyne.org FreeJ] aims to be a digital instrument for video livesets, featuring realtime rendering of multilayered video and chained effect filtering directly on the screen. FreeJ threats every video source as a layer, making then possible to dynamically apply on each a chain of filters, loadable as effect plugins and easily customizable.

http://freej.dyne.org/pics/ipernav.png

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