[FFmpeg-user] is ljpeg jpeg 2000?

[Carl Eugen Hoyos]

Dave Rice <daverice <at> mac.com> writes:

> > Anybody know if ffmpeg's ljpeg video codec "is" an implementation of
> > jpeg 2000, or is it something different/it's own thing?
> 
> These are different:
> ljpeg [1], lossless jpeg, is an addition to the jpeg standard.

Just to make sure this is not unclear:
There is ljpeg and lossless jpeg (two different things), 
and both are not jpeg2k related.

FFmpeg supports both ljpeg, lossless jpeg and jpeg2000, 
the jpeg2000 implementation is incomplete, help is welcome!

Carl Eugen