[Qgis-user] Trouble trying to produce large graphic jpg from stand alone QGIS 2.8.1-Composer on Windows 7-32 bit

Tom Lennon tolennon at gmail.com
Wed Mar 18 14:22:23 PDT 2015


The graphic is 656 MB (16200 x 13500 @ 300 dots per inch) and would measure
1372 x 1143 mm. It is a wall map. Composer warns it may cause memory
overflow and when I proceed it says to either change paper size or
resolution and no file is generated. I have checked available memory and it
is 1.82 GB before attempting the export. Windows 7-32 is limited to 3.5 GB
physical RAM so I tried increasing virtual RAM to 12 GB. That had no
effect. Also tried to output as PDF, which gave no warnings and produced an
empty file. Is there some way to instruct QGIS to use the virtual RAM? Or
is there a way to have the output file made in bands like Post Script does?
Thanks

-- 
tolennon at gmail.com
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