[GRASS-user] Re: i.rgb.his/i.his.rgb not working properly

[Glynn Clements]

Georg Kaspar wrote:

> Georg Kaspar wrote:
>   > i converted the results back to rgb and it works. pansharpening was also
> > possible using channel 8.
> > unfortunately - it still doesn't work using quickbird data
> 
> It work's, though i had to rescale all channels to 8bit using r.mapcalc. 
> Is it possible that 16bit are not supported by i.rgb.his/i.his.rgb in 
> general?

AFAICT, i.rgb.his requires that the data is 0-255.

-- 
Glynn Clements <glynn at gclements.plus.com>