Dnia Wed, 26 Aug 2009 20:08:01 +0200 Daniel Hornung <daniel.horn...@gmx.de> napisał(a):
> On Wednesday 26 August 2009, Adam Majewski wrote: > > Hi there, > > > > i sometimes need to measure distances on photo. > > i do so using not only gimp but i need also calculator to do it. > > > > The problem is that the measure tool doesn't have scale parameter. > > It would be great if i can firstly measure scale and set distance > > for it (ex 20px = 38m) and then measure other things that i need, > > where the result will be shown not only in px but also in meters > > (or other units ex. mile, foot, inch etc). > > Hello Adam, > > you could just set the resolution (pixels / whatever) in Image>Print Size and > set the display units to whatever you need in the little dropdown menu near > the status bar. Then the measure tool should always give you the real-world > size as well. The only thing you have to do by hand is calculating the > resolution in the first place. Some image formats like tiff and png even > save that setting. wow, this is brilliant and so simple solution, why didn't i write this post earlier ;) counting scale once and then doing what is needed ;) > > Much further feature would be measure of areas, using also > > feature of scale. > > Simple areas like square, rectangle, or any of quadrilaterals, > > triangle, oval, circle, ellipse etc... > > > > This would be perfect, but i don't know to whom i should send this > > proposition, so please forward it to right persons if they are not > > reading this list. > > I don't know if there are plugins for this in GIMP, but other imaging > applications like ImageJ/Fiji can do stuff like this easily. (They offer much > less creative possibilities though.) thank you for giving example of software, i am actually downloading it, maybe gimp will not be run anymore just to measure task. i will check it. thanks a lot! Pozdrawiam, Adam. _______________________________________________ Gimp-user mailing list Gimp-user@lists.XCF.Berkeley.EDU https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-user
