[gs-devel] 'null' output device? xefitra

[Leonardo]

Well Use.htm reads some nonsense about conversion to PDF with NODISPLAY.
That nonsense has to be removed because such conversion
assumes -sDEVICE=pdfwrite, not null.

----- Original Message ----- 
From: "Ken Sharp" <ken.sharp at artifex.com>
To: "Jeroen Janssen" <jeroen.janssen at gmail.com>
Cc: <gs-devel at ghostscript.com>
Sent: Friday, August 31, 2007 7:19 PM
Subject: Re: [gs-devel] 'null' output device?


> At 16:37 31/08/2007 +0200, you wrote:
>
>
>>I was wondering which device can be used to measure the 'raw'
>>performance of ghostscript rendering without saving the output to disk
>>(a 'null' output device?).
>
> Well, I'm no expert, but use.htm suggests -dNODISPLAY. However I'm not
> sure this is really measuring the performance. It might be better to
> modify the required device code to simply not output anything to the file
> ?
>
> That seems to me the only way to be sure that you are rendering the data
> in exactly the same way as GS will normally do. This allows you to measure
> the raw speed without worrying about the overhead of writing to disk. NB
> the disk speed will still be important fore reading the input PostScript.
>
>
>                 Ken
>
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