Re: PDF image quality challenge

Subject: Re: PDF image quality challenge
From: Shawn C <shawn -at- convergent -dot- io>
Date: Thu, 19 Sep 2013 14:45:24 -0700

>It sounds like Flare is inappropriately resizing images for PDF.

Something is up in Flare. Like I previously mentioned, I never encountered
such a problem in either FrameMaker or Word.

I need to work on content now, so I'll revisit this problem over the
weekend.




On Thu, Sep 19, 2013 at 12:31 PM, Robert Lauriston <robert -at- lauriston -dot- com>wrote:

> From the Creating Single Source Images topic in Flare's help:
>
> "The typical DPI setting for images displayed in an Internet browser
> is usually somewhere between 72 and 96. The DPI is automatically set
> for online output when you capture the image, depending on the
> computer that you are using. However, the DPI setting for printed
> output often needs to be higher (say, 300 DPI). "
>
> Actually, a dpi somewhere around 72 to 96 (comparable to the
> resolution of computer displays) is the setting that will make screen
> captures easily readable in printed output and 100% zoom in Acrobat.
>
> The same 72-96 dpi is also good for browsers since you're viewing the
> screen shot on a screen of roughly that resolution.
>
> It sounds like Flare is inappropriately resizing images for PDF.
>
>
> http://webhelp.madcapsoftware.com/flare9/Default.htm#Images/Creating_Single_Source_Images.htm
>
> On Thu, Sep 19, 2013 at 10:57 AM, Shawn C <shawn -at- convergent -dot- io> wrote:
> > Hello all,
> >
> > My first attempt at a new thread. Please be kind.
> >
> > I already posted a similar message to the MadCap forum so the purpose of
> > this message is to explore this as a broader issue and hopefully discover
> > some best practices.
> >
> > I am a brand-new (1 month) user of MadCap Flare, but a long time Adobe
> > FrameMaker and Microsoft Word technical writer. Recently, I have
> > encountered major issues with images when publishing a Flare project to a
> > PDF file. The problem is that, at less than 100% zoom level, images are
> > oddly pixelated (badly rendered).To add some clarity, my images are
> > generally inserted at slightly greater than 300 DPI. So, I am using
> > slightly higher than normal resolution... maintaining a balance of file
> > size vs image quality considerations.
> >
> > I don't recall running into such image problems under Word or FrameMaker
> so
> > my finger is pointing is pointing at Flare.
> >
> > After some experimentation, I found that by integrating GhostScript with
> > Flare, I can use .eps [vector] images, the results are images that render
> > perfect at all zoom levels, inside a PDF.
> >
> > Part 1 of 2 solved! That is because the .eps format will obviously only
> > work on vector friendly images, like our corporate logo. Now, what do I
> do
> > about screen captures? Screen captures are a very important part of my
> > documentation. Any thoughts?
> >
> >
> > Thank you,
> > --
> > Shawn Connelly
> > technical writer
> >
> >
>
>
--
Shawn Connelly
technical writer
<http://convergent.io> <shawn -at- convergent -dot- io>


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Follow-Ups:

References:
PDF image quality challenge: From: Shawn C
Re: PDF image quality challenge: From: Robert Lauriston

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