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March 2007
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2007.03.28 14:09 "Re: support for 24 bit floats?", by Kai-uwe Behrmann
Am 28.03.07, 16:15 +0400 schrieb Andrey Kiselev: > On Wed, Mar 28, 2007 at 11:06:25AM +0200, Kai-Uwe Behrmann wrote: > > > I should clarify myself here. I messed up libtiff with GDAL. > > > Libtiff, of course, has nothing to do with actual data format, it > > > will be returned as is, without any conversions (i.e., in form of 24 > > > bit float array). > > > > Can a similiar conversion occure in libtiff? If I remember correctly > > the LogLUV pixels are converted to 32-bit likewise. The same could > > apply to IEEE Half. This would increase compatibility. Blender, > > CinePaint and possibly more applications will soon use at least the > > Half float variant much more. > > Well, it can be implemented through the pseudo-tags technique. But does > it really needed? I think that it is up to application to do data > decoding, just like GDAL does. Can the RGBA interface work with the 24-bit float sample type to get a preview? kind regards Kai-Uwe Behrmann -- development for color management www.behrmann.name + www.oyranos.org + www.cinepaint.org