Thanks all for the feedback! Right now we are looking at doing this for only 8bit.
Regards On Fri, 8 May 2020 at 15:14, Frank Warmerdam <warmer...@pobox.com> wrote: > Travis, > > The big benefit of JPEG compression comes with YCbCr color space which I > do not believe can be mixed with a 4 band RGBI product. So I'm not sure > how one would do this. One could certainly put the NIR in a distinct > directory in the GeoTIFF, but not many applications would know how to > utilize that, and it would not appear as just a 4th band from the GDAL view > of things. > > In theory you could do BAND interleaved JPEG and compress each of the 4 > bands separately but I do not think you get a great quality/compression > result from this. > > I'm also curious if you were wanting to just do 8bit or 12/16bit? > > I would love to have a way of distributing 12/16 bit RGBI data with a good > (gentle) lossy compression and good application compatibility in TIFF. > > Best regards, > Frank > > On Fri, May 8, 2020 at 3:08 PM Travis Kirstine <traviskirst...@gmail.com> > wrote: > >> Is it possible to create RGBI Cloud Optimized Tiffs with JPEG compression? >> _______________________________________________ >> gdal-dev mailing list >> gdal-dev@lists.osgeo.org >> https://lists.osgeo.org/mailman/listinfo/gdal-dev > > > > -- > > ---------------------------------------+-------------------------------------- > I set the clouds in motion - turn up | Frank Warmerdam, > warmer...@pobox.com > light and sound - activate the windows | +1 650-701-7823 > and watch the world go round - Rush | Geospatial Software Developer >
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