JES Extensifier lets you edit image description extensions
http://www.xs4all.nl/~jeschot/home.html#EXT
DESCRIPTION
JES Extensifier... Edit image description extensions of QuickTime movies. (interlace, color, clipping, scaling)
Written by Jan E. Schotsman
Edit image description extensions
Extensions serve to encode interlace, scale (pixel aspect ratio), clipping and gamma.
This application lets you inspect and set these properties on a file, a group of files or a folder.
For professional use create presets and watch folders.
Updated 19th of March 2010.
JES Extensifier v2.0.6 (580 kB)
WHAT'S NEW
Version 2.0.6:
* Cmd-W does nothing (caused crash on Snow Leopard)
* Added icon
* Remove clap really removes clap (rather than setting a zero clip)
REQUIREMENTS
Mac OS X 10.5 or later.
http://www.xs4all.nl/~jeschot/home.html#EXT