Notstandskomitee audiovisual performance system by Notstandskomitee aka Malte Steiner
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http://www.block4.com/index.php?id=101
An experiment in alternative user interaction with a realtime soundsynthesizer.This software system generates in one application stepsequences, soundsynthesis and visuals for realtime performance. It consists of 16 software instruments with a simplified but flexible wavetable synthesis. The data for sequences, wavetables and live visuals are taken from images, which are either captured in realtime from web via Yahoo image search, a webcam or localstored files. The rows of pixels provides the necessary information for each step or sample.
This software is created with following techniques:
- OpenGL for graphic user interface and visuals
- Trolltechs QT as glue, for instance threading, networking, image loading and persistence
- Jack for realtime audiosynthesis
- Alsa for Midi to control the system
- OpenCV for capturing and analysing image data in a later version
Not only is the system based on opensource, it will be made free opensource too so its available for other artists. The sound is rather electronic and due to the stepsequencers minimal and rhythmic so its ideal for IDM or Industrial. This application is made for the project Notstandskomitee in first place so it tends to sound harsh.
Hardwareinterface is a hacked Korg PadKontrol.
Software:
Notstandskomitee Visual Performance system, a custom open source application for industrial audiovisual performances.

