2017.07.23 22:15 "[Tiff] JPEG2000 codec", by Roger Leigh

2017.07.24 15:46 "Re: [Tiff] JPEG2000 codec", by Bob Friesenhahn

On Mon, 24 Jul 2017, Leonard Rosenthol wrote:

> As with Kemp – I would ask the obvious question…
> WHY?

> JP2K already has an excellent (and ISO standardized!) file format to > go along with the codecs. Why would you want to put it inside a

> proprietary file format like TIFF??

Perhaps one reason would be that the freely available JP2K libraries do not adequately support these features. JP2K in TIFF at least allows scaling up the image to any image size supported by TIFF/BigTIFF (virtually unlimited) by using reasonably sized strips or tiles, and allows using any existing TIFF tags.

Bob Friesenhahn
bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer, http://www.GraphicsMagick.org/