[Back to this old thread!]
Eric Goddard wrote:
> Alright, I'm at home on my linux box running grass7, still with the same
> issue. I converted the inputs for my test area to float:
>
> r.mapcalc "ik_c1r2_f.4 = float(ik_c1r2_mss.4@PERMANENT)"
> r.mapcalc "ik_c1r2_f.3 = float(ik_c1r2_mss.3@PERMANENT)"
> r.mapcalc "ik_c1r2_f.2 = float(ik_c1r2_mss.2@PERMANENT)"
> r.mapcalc "ik_c1r2_f.p = float(ik_c1r2_pan@PERMANENT)"
>
> and set the color table to grey for each one. (I also remembered to change
> region to reflect the higher resolution of the pan image). I then ran
> i.pansharpen:
> i.pansharpen sharpen=ihs ms3=ik_c1r2_f.4@PERMANENT
> ms2=ik_c1r2_f.3@PERMANENTms1=ik_c1r2_f.2@PERMANENTpan=ik_c1r2_f.p@PERMANENTo
> utput_prefix=ik_ihs_f
>
> running r.info on the output bands from i.pansharpen shows that their range
> is still 0-38.
>
> The output image is attached.
>
> Also, there is one small bug in the output. Line 330: grass.message(_("To
> visualize output, run: g.region -p rast=%s.red" % out)) -- the %s.red
> should be %s_red.
>
> I've tried using the PCA algorithm and the output looks the same, though
> the range is different. Later on I'll try with different imagery and see
> what happens...
Is this still an issue? I get akward outputs using i.pansharpen on IKONOS
imagery.
Nikos
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