My bad, I think I confuse it with another software or with a plugin. I have 
very limited internet access at the moment so cantt look into it fro you, 
sorry...

Barend

On 24-08-15 07:51, "Lester Anderson" 
<arctica1...@gmail.com<mailto:arctica1...@gmail.com>> wrote:

Hello,

There is no histogram stretch option with v2.6 - is this a new option in the 
later versions?

Lester

On 22 August 2015 at 18:19, 
<b.j.kob...@utwente.nl<mailto:b.j.kob...@utwente.nl>> wrote:
Look into "histogram stretch", this stretches colour values based on frequency.

Barend

--
Barend Köbben
Senior Lecturer - ITC-University of Twente
PO Box 217, 7500 AE Enschede (Netherlands)
@barendkobben
http://www.itc.nl/geoinformatics



On 21-08-15 17:48, "Lester Anderson" 
<arctica1...@gmail.com<mailto:arctica1...@gmail.com>> wrote:

Hi all,

I was wondering if anyone has advice for dealing with raster files that have a 
few small areas of extreme highs/lows (eg +200/-150), but the main data are 
much smaller values (+/- 25)?

Using a linear colour scheme, the extremes make the main areas of interest 
washed out to a great extent so the subtle features get lost. Couln't see any 
obvious route in v2.6

A way to adjust the curves, like in image processing or a log scale would be 
useful.

Cheers
Lester

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