On 03/07/08 15:39, Hamish wrote:
You will lose information if you use r.composite,
Just for my understanding: if you set levels to 256, you won't lose
information, or ?
It will just make displaying the result very slow.
Moritz
___
grass-user
Moritz Lennert wrote:
You will lose information if you use r.composite,
Just for my understanding: if you set levels to 256, you won't lose
information, or ?
It will just make displaying the result very slow.
Correct.
That assumes that the bands are limited to 256 levels. If you
Dear all,
I intend to mosaic two 24 bit images in LAT LON location.
I imported a 24 bit coloured PNG image in Grass using r.in.gdal in an x-y
location.
GRASS treated it as a combination of three 8 bit images, one for red, one for
green,
and one for blue and imported them as three separate maps.
On 03/07/08 14:35, Nagesh Bhatkar wrote:
Dear all,
I intend to mosaic two 24 bit images in LAT LON location.
I imported a 24 bit coloured PNG image in Grass using r.in.gdal in an
x-y location.
GRASS treated it as a combination of three 8 bit images, one for red,
one for green,
and one for
Hamish pisze:
Nagesh wrote:
Is there a way to mosaic 24 bit images and to output it as
a single 24 bit image?
To export a 24 bit image make a group of the 3 bands (i.group) and
export the *group* using r.out.gdal (gdal_translate can do that also
from outside GRASS, if you choose it's
On Thursday 03 July 2008, Maciej Sieczka wrote:
Hamish pisze:
Nagesh wrote:
Is there a way to mosaic 24 bit images and to output it as
a single 24 bit image?
To export a 24 bit image make a group of the 3 bands (i.group) and
export the *group* using r.out.gdal (gdal_translate can do that