[GRASS-user] Re: How to generate a "bigger PNG file"

Alexander Muriy amuriy at gmail.com
Thu Nov 3 13:10:12 EDT 2011

Luisa, you can use module d.out.file (
http://grass.gis-lab.info/grass64/manuals/html64_user/d.out.file.html) with
the "*resolution*" parameter (double size or quadruple of the image).

Date: Thu, 3 Nov 2011 12:16:58 +0000
> From: Luisa Pe?a <luisapena1979 at gmail.com>
> Subject: [GRASS-user] How to generate a "bigger PNG file"
> To: GRASS user list <grass-user at lists.osgeo.org>
> Message-ID:
>        <CAH+a188YtFF79MfG0yA6f9L9w9OCkmxsj6BN1yXxPUgUOyRVDQ at mail.gmail.com
> >
> Content-Type: text/plain; charset="iso-8859-1"
> Greetings
> I'm using r.out.png to generate PNG files from a small patch (like 6x15
> pixels) but I'm obtaining a really small PNG file. Sicne I want to display
> it a little bit bigger in a website I need to "create a bigger (in size)
> PNG". What can I do to do this?
> One idea was to rescale it in a image processing software but I get a low
> quality image
> Is there any solution by using grass?
> Thanks
> Luisa
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