Drop RTFD file, application converts embedded PICT-image to another formatted image.
You can see PICT-images in rich text even under newer TextEdit.app of MacOS X Lion.
Conversion begins with just to drag and drop files from Finder.
Never forget to backup your files before start converting.

You can choose image format, which PICT converted to, from TIFF/PNG/JPEG. Also compression rate of JPEG is adjustable.

(English localized)