Re: PaintShopPro and ICC

["Mark Ligtenberg" <m.ligtenberg@chello.nl>]

<x-charset iso-8859-1>From: Rew, Alan <arew@gresham-computing.com>
Sent: Friday, October 20, 2000 10:19 AM

> Thanks for your reply, CD.
>
> I must admit that I'm now puzzled as to how PaintShop Pro works on Windows
> in terms of printing images. After getting to the point where I thought I
> had a hazy grasp of colour management, I am now presented with the alien
> concept of a program that doesn't <have> a working space!
>
> From your previous posts, I see that you spend most of your time working
on
> Mac systems, so I wonder if PSP works differently on Mac and Windows. The
> PSP manual assiduously avoids saying much about colour management, apart
> from advising you to see your 'windows documentation' (not a joke, I
> assume).
>
> Here's how the PSP program presents colour management options to the
Windows
> user. My description is based on PSP 6 running on Win 98SE. I am using an
> Epson 1200 with the canned Epson profile.
>
> If you go to the File menu and select File->Preferences->Color Management,
> you are presented with a window titled 'Color Management'. A moot point is
> whether this window is part of the PSP application or whether it in fact
> emanates from the underlying windows CMM subsystem. Anyhow, near the top
is
> the label 'Image, graphic or text generated by:' followed by a text box
> containing the legend 'sRGB Color Space'. This text box is always greyed
out
> and you cannot select any other options from it. This is what originally
led
> me to believe that PSP uses sRGB as its working space (or, at least, tells
> <other programs> that this is what its working apace is).
>
> Below this is a check box labelled 'Enable Color Management'. By default
> this is not checked. If you check it, two radio buttons are then enabled,
> the first of which I <have> been using and is labelled 'Basic color
> management: Specify how colors appear on your monitor and printer'. Two
> drop-down menus are associated with this: one allows you to specify your
> monitor profile, the other your printer profile. An associated menu allows
> you to select 'Rendering Intent', by default this is set to 'Perceptual'
and
> this applies to both your monitor and printer. I have left this set to
> 'Perceptual'.
>
> When I print an image from PSP, lets assume for simplicity that I set the
> Epson driver to use 'automatic' colour adjustment. Does PSP just send RGB
> data to the Epson driver at this point? If it does, I assume that there is
> no profile attached to the data so the Epson driver <assumes> sRGB and
uses
> the windows CMM to convert it to its own profile prior to printing it.
> Have I got this right?

Try printing the same image from a program that does not use Color
Management like Internet Explorer 5.x and see if there is any difference
with PSP. The image in IE 5.x is certainly in the monitor color space.

Mark


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