[digiKam-users] Digikam Showphoto reescaling: Where to select units?

[Remco Viëtor]

On jeudi 16 août 2018 12:18:35 CEST jdd at dodin.org wrote:
> Le 16/08/2018 à 12:08, Remco Viëtor a écrit :
> > In addition to Gilles' reply, keep in mind that an image size in cm also
> > needs a resolution (in e.g. pixels/cm) to make sense.
> 
> I don't understand this. An image have *always* a pixel count in
> digikam, what is asked is simply to apply this number of pixel to a cm
> size. Of course the result is not necessarily good
> 
> but the needed result depends also of the place the lurker is, cm far or
> multimeters...

Of course an image always has a size in pixels. But the question was in the 
context of *resizing* an image. If I don't specify a resolution, how does the 
program decide what resizing to apply if I specify a size of say 3m × 4m?

Remco