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

Marcello Gorini gorini at gmail.com
Thu Nov 3 13:30:17 EDT 2011

My friend, by your intention of helping Luisa, you ended up helping me a

I guess I am so attached to the GRASS book that I was conformed to the fact
that I could only export the active display monitor by using the PNG

D.out.file will help me a lot. Thanks.


On Thu, Nov 3, 2011 at 3:10 PM, Alexander Muriy <amuriy at gmail.com> wrote:

> 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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