[QGIS-Developer] Exporting large GeoTIFF files from print composer

[Régis Haubourg]

Hi Andreas, it's strange because it used to work before. The limit was
reached with 32 bit version of QGIS easily but I never reached it with 64
bits
Régis

2017-07-26 9:35 GMT+02:00 Neumann, Andreas <a.neumann at carto.net>:

> Hi,
>
> I would like to export a large format QGIS print composer to a GeoTIFF
> file.
>
> Page format is 2.4 x 1.9 m and I would like to export at 300 dpi. It is
> for sending to a copy shop to print out for a trade fair in our province.
>
> I can successfully export at 270 dpi, but if I go beyond, QGIS tells me
> that I may experience a "memory overflow".
>
> My machine is 64bit (Win 7) and has 16GB of memory.
>
> Is this an arbitrary artificial threshold value where QGIS refuses to
> export? Would it potentially work, if the barrier wouldn't exist? Could I
> somehow bypass this barrier?
>
> Thanks if you have any idea.
>
> Andreas
>
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