[gradsusr] High resolution images problem

[Jeff Duda]

I think the number of pixels used for fonts scales differently with
changing image size. Just increase the font thickness and/or size to
improve readability.

Jeff Duda

On Thu, Jun 4, 2015 at 5:59 PM, Júlio Barboza Chiquetto <julio22 at gmail.com>
wrote:

> Hello all,
> I've had some problems generating high-resolution images with printim (I
> am using version 2.0).
> It seems that, with, a white background, the text gets somehow fainter.
> The more pixels I used in the commands, the more the text faded.
> For these images I used:
> printim image1.jpg x5000 y5000 white
> printim image2.jpg x500 y500 white
>
> For image 2, I used 10x less pixels but the text is much clearer to read.
> There must be something obvious I am missing here, but I am afraid I don't
> know much about digital images.
>
> I suppose I could change x and y axis fonts thickness and size, but I am
> not sure it would work.
> Anyway, I don't understand why this happens and am looking for a
> reasonable solution.
>
> Kind regards,
>
> Júlio B. Chiquetto,
>
> Doutorando em Climatologia
> USP - Geografia Física
>
> PhD Student in Climatology
> University of Sao Paulo - Physical Geography
>
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>


-- 
Jeff Duda
Graduate research assistant
University of Oklahoma School of Meteorology
Center for Analysis and Prediction of Storms
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