Re: filmscanners: [OFF] problem with image brightness

[derek_c@cix.co.uk (Derek Clarke)]

yvesberia@earthlink.net (Berry Ives) wrote:

> on 1/30/01 2:00 AM, Sumtingwong at Sumtingwong@hawaii.rr.com wrote:
> 
> > Some great shots!
> > 
> > Spencer Stone
> > 
> > -----Original Message-----
> > From: owner-filmscanners@halftone.co.uk
> > [mailto:owner-filmscanners@halftone.co.uk]On Behalf Of Cooke, Julie
> > Sent: Monday, January 29, 2001 7:54 AM
> > To: 'filmscanners@halftone.co.uk'
> > Subject: RE: filmscanners: [OFF] problem with image brightness
> > 
> > 
> > Does everyone here embed sRGB colour spaces into web graphics? I 
> > wasn't sure
> > if this was the best thing to do, I assume it would help standardise 
> > how the
> > images are displayed on different machines. It would also increase 
> > file
> > size/image download time.
> > 
> > I haven't on my site (www.lightdrawing.com), suggestions and comments
> > welcome BTW before it goes live!
> > 
> > Julie
> > 
> > 
> > 
> > -----Original Message-----
> > From: shAf [mailto:michael@shaffer.net]
> > Sent: 29 January 2001 16:47
> > To: filmscanners@halftone.co.uk
> > Cc: foto@zakrzewski.art.pl
> > Subject: RE: filmscanners: [OFF] problem with image brightness
> > 
> > 
> > tomasz writes ...
> > 
> >> Me (photos) and my friend (HTML) are preparing my Internet
> >> photo gallery. The problem is that the photos I've
> >> prepared in Photoshop  4.0 are prefect on
> >> my screen, but when I view them through Internet Explorer
> >> 5.0 they appear much darker. ...
> >> ...
> >> I was told that I should change the gamma value of the monitor withi
> > n
> >> Photoshop (currently I have 1.8, changed for a while to 2.2
> >> and then the pictures looked equally dark as in IE 5.0.)
> > 
> > If you load your image into your PS4 1.8 color space, and then
> > change
> > the PS4 monitor gamma to 2.2, the image should get darker.  If you wan
> > t your wwweb images to appear correctly on PC/Windows (typically gamma
> > =2.2 to 2.5), then 2.2 is your correct PS4 working gamma.  Also be sur
> > e to enter the "monitor setup" 'calibrate' dialog and use the "slider"
> > to ensure your gray patches are equal.
> > 
> > HTH ... shAf  :o)
> > 
> > 
> Belated reply:
> 
> Some excellent work on your www.lightdrawing.com!
> 
> On my Mac, with monitor at approx 1.8 gamma, it looks great.  I don't 
> think
> you need to do anything at all to it.  Not too dark, and some of the
> highlights are as bright as I would want or you might lose them.  
> Perfect
> color and saturation.

Does anyone know what the default gamma is for Linux boxes?