[ELGIS] POLL: 12 bit JPEG compression in TIFF

[Mathieu Baudier]

> you will have trouble opening 12 bit JPEGS with most image editing service,
> see http://en.wikipedia.org/wiki/JPEG. Anyway, on EL, once that GDAL has
> this option included, all GDAL-based software should be able to read/write
> this format (QGIS, MapServer, ....).
> I do not know anything about 10 bit color depth, olny 8 bot and 12 bit.

Are we talking here about JPEG or TIFF with JPEG compression?

Would it become the default for generated JPEG/TIFF, or would it just
be an option?

What would be the drawbacks if this is only an additional capability?