...
- thumbnail: a 100x100px, 72dpi, RGB png
- medium: a 400x400250x250, 72dpi, RGB png
- full: a 72dpi, RGB png at the size of the original file
- swf, either the full png, or a compiled flash object (with preservation of vector information)
- pdfGeneration: an internal format, used for... PDF Generation
Alternatively, the ID of an Image Conversion Profile can be supplied