[Gimp-user] New image too large?

[rich404 <forums gimpusers com>]

> Hello. I have only just installed Gimp and the first thing that
> happens is when I try to open a new image at say, 24 inches x 20
> inches with a resolution of 300ppi is get a message saying ' You are
> trying to create an image with a size of 1.6 Gb' and goes on to tell
> me that this image size exceeds the maximum allowable. I can't work
> out how a blank image area of these dimensions amounts to anything
> bigger than about 123Mb., as the same space shows up as in Photoshop.
> Am I doing something wrong here?

It is because the image in Gimp memory is more than just the bare RGB (3 x 8
bit) value for the number of pixels. There is an undo stack , channels..etc 
even with a newly opened image. Similar sort of discussion here:

https://www.gimpusers.com/mailmsg.php?48bbb62c-f743-2281-0e7b-64fa3642c752%40ninedegreesbelow.com

The warning is just advice, you could adjust the limit in preferences (I just
ignore it)

-- 
rich404 (via www.gimpusers.com/forums)