[Gambas-user] an "Is this possible question" about images

[richard terry]

On Friday 15 April 2011 14:05:21 Kevin Fishburne wrote:
> On 04/14/2011 11:48 PM, richard terry wrote:
> > On Friday 15 April 2011 13:41:27 John Spikowski wrote:
> >> On Fri, 2011-04-15 at 13:15 +1000, richard terry wrote:
> >>> Let say you have a photograph and you have a hand-held magnifying
> >>> glass, you run it over the fine print and you see what is magnified in
> >>> the glass.
> 
> Do you need it to look like a fisheye-style lens effect, or just
> box-zoom an area? If the latter this can be done easily in gb code.

Just the box-zoom .

Any change of you giving me a helping hand? I've not done anything much with 
images or drawing.

I'll mail you a sample png if you want - the purpose here is to magnify areas 
of either skin, xray films or dermatascope images - all are images at the end 
of the day.

Its for our open - source medical records project that Ian and I are chuggling 
slowly along with - not releasable as yet by I'm hoping that by the end of 
2011 it will be pretty much beta.

Regards

richard
> Creating the lens effect like in the video would probably have to be
> done manually with some algorithm.
> 
> I found some info here if you do need the fisheye effect:
> 
> http://en.wikipedia.org/wiki/Fisheye_lens
> 
> The formulas are near the bottom, but I don't know if they're really
> helpful.
>