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Andrew Sorensen updates Impromptu to v1.4

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Andrew Sorensen Impromptu

Andrew Sorensen has released version 1.4 of Impromptu, a programmable AudioUnit host for Mac.

Impromptu is an OSX programming environment for composers, sound artists, VJ’s and graphic artists with an interest in live or interactive programming. Impromptu is a Scheme language environment, a member of the Lisp family of languages.

Changes in Impromptu v1.4

  • Major Additions
    • Upwards of 200 new user functions.
    • Over 150 new vDSP,vImage and veclib functions for data processing.
    • New functions for interoperating with binary data more easily and efficiently (objc:data:*).
    • Movie performance has been improved and now supports all QT formats.
    • iChat Theater support for remote AV performance (simply drag and drop impromptu into your ichat session for live AV streaming).
    • Improved CoreImage filter support (gfx:make-filter gfx:apply-filter and gfx:set-filter-param).
    • New opengl functionality (lots of things).
    • New text rendering support.
    • New channel mapping AU.
  • Major Bug Fixes
    • Multi-channel audio updates (more flexible API).
    • Scheme string port fixes (string ports used to crash in callbacks).
    • Added OSC timestamp support (also added NTP support which can be used with OSC).
    • Kore Player instantiation fix.
    • OpenGL canvas now supports key and mouse events.

Impromptu v1.4 is available for download for Mac (OSX 10.5+) from the downloads page.

Visit the Impromptu website for more information.

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