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Display problem with Photoshop CS3

Discussion in 'Other PC Software' started by Guern, 2008/07/27.

  1. 2008/07/27
    Guern

    Guern Well-Known Member Thread Starter

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    I hope posting to this group is best, as at the moment I do not know where the problem lies - see detail below!

    Running XP Pro, also use Silkypix and Photoshop CS3.
    Run above software with color management profiles for 2 monitors, LG L1710B (1280 x 1024 resolution) and Eizo CE210W (widescreen display) (1680 x 1050 resolution).
    Display adapter is Radeon X1600, with Catalyst Control Centre and driver (maintained up-to-date with latest release).

    The problem exists ONLY when running Photoshop CS3.

    I mainly use RAW files. These display perfectly on both monitors if run under Silkypix.

    Under Photoshop, RAW files may be opened in one of 2 ways.
    A) Opened through Bridge CS3:
    B) Opened through Photoshop CS3:

    All images opened under Bridge CS3 display perfectly on both monitors.
    Images opened under Photoshop CS3 and displayed on the L1710B monitor are satisfactory.

    All images opened under Photoshop CS3 and displayed on the Eizo C210W monitor show the fault. Please note this relates ONLY to RAW images - no problem with tif or jpg.

    To explain the fault: the defect appears as a vertical stripe positioned on the right side of the PICTURE area, of slightly different brightness/color shade to the main part of the displayed picture.

    I have refered the problem as fault report to:
    1. AMD re Radeon adapter/driver and Catalyst: they have investigated over a 4 week period, and reply that the problem is elsewhere.
    2. EIZO re Monitor (no separate driver outside of Windows), who say the problem is not monitor related.
    3. Adobe re Photoshop, who relate the matter to AMD as supporters of the display driver.
    4. AMD have (in the past) suggested that it is not a problem for refereal to Microsoft!

    Therefore STALEMATE! How do I get this resolved?

    After long and careful tests I have undertaken, I have a theory on the cause of the problem which goes so:-

    I believe the image on the Eizo is properly being color corrected with the color profile applicable for that monitor. However, I believe the size of the color correction mask being applied is being taken from the screen parameters of the L1710B display. This results in a color corection "overlay" area of 1280 x 1024 deing imposed on the Eizo screen of 1680 x 1050 - justified from the left edge. This causes a strip on the right edge of (1680-1280) 400 to appear non-color corrected! In actual practice, the position of the left edge of the color stripe does appear 3/4 way across the screen, which supports this postulation! Also, if I vary the color profile, the screen effect (tonewise) does slightly change, causing the stripe to either more or less prominent.

    I would personally conclude the matter to be within Photshop CS3. The fact that the RAW module running under Bridge produces NO PROBLEM, while the (same) RAW module running under Photoshop produces the fault suggests to me that the RAW module is being pre-conditioned in a different way by the respective softwares.

    I will be pleased to benefit from thoughts of others - and also to receive ideas as to where I should next direct my fault reports.


    Thanks - Guern
     
  2. 2008/07/28
    PeteC

    PeteC SuperGeek Staff

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    A fascinating problem :) ....

    I'll start by noting that I am an experienced user of Photoshop CS3 and earlier - almost exclusively for the production of mono images although my system is colour calibrated regularly using a GretaMacbeth Eye-One 2. I use 2 monitors, but the second is used only for the palettes - never for images. The colour profile is applied through Display Properties so the same profile is applied to both monitors. I have had no success in using the nVidia software to satisfactorily apply different profiles to each monitor, but no need as the second monitor is only used for the palettes/toolbox as noted above. Neither monitor is widescreen and all my RAW images are sourced from Canon cameras - 5D, 400D, 20D converted to infrared and G9.

    Some thoughts out aloud ....

    Regardless of whether you open a RAW file directly in Photoshop or through Bridge the image opens in Camera Raw - is the problem visible here in the plug-in or when transferred into Photoshop after processing?

    Is it possible that there is a conflict between Silkypix and PS - does the problem remain if Silkypix is uninstalled?

    I guess it goes without saying that PS, Bridge are fully updated.

    Have you tried a repair install of PS?

    It seems to be illogical that RAW files opened in Bridge are OK whereas those opened in PS are not as they both pass through the same RAW converter.

    I can fully understand why the relevant manufacturers pass the buck :)
    Where?

    Your theory as to the cause sounds very plausible, but I would put the problem down to the graphics driver which applies the colour correction.

    It seems to me that you have a more than adequate workaround for this problem - open all RAW files through Bridge. That is my practice - I live in Bridge, it is one of the best developments in PS through the releases.

    I can understand how the problem nags you, but would put it down to the vagarities of Windows/PS and probably no straightforward explanation.

    If you have not already done so I suggest you post in the Adobe forums - a wealth of experience there, as there is here on the BBS. Adobe staff - especially developers lurk on the board.
     

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  4. 2008/07/28
    Guern

    Guern Well-Known Member Thread Starter

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    Thanks for your thoughts Pete.

    Perhaps I didn't explain too well - but yes, I am takling of Camera Rae, either through Photoshop or through Bridge!

    I havn't tried uninstalling Silkypix - only because it it a totally independant package and I would not anticipate interactiao - particularly if not running.....but who knows?

    Rapair install of PS - have been slowly learing PS over the last months - but this is a new consideration to me which I could try- thanks. Also the approach vial Adobe forums which is my nect listed route of enquiry.

    "Some things are more perfect than others! "

    Thanks Guern
     

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