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M6600 PremierColor Application is available

Discussion in 'Dell Latitude, Vostro, and Precision' started by Bokeh, Oct 26, 2011.

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  1. Bokeh

    Bokeh Notebook Deity

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    It allows you to completely control how you run your color spaces. More useful for IPS panels that can cover AdobeRGB and NTSC as well as sRGB.
     
  2. ChrisLilley

    ChrisLilley Notebook Guru

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    Ok - but how? It switches mode on the monitor? it updates the system profile? It updates the LUTs?

    I can see the value of switching profiles, certainly, especially for wide gamut displays. My question is not whether that is useful but what exactly it does to accomplish this and how this interacts with the other parts of a calibrated workflow.
     
  3. Bokeh

    Bokeh Notebook Deity

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    I am about to find that out myself. I will have an IPS equipped M4600 in a week or two. I will be doing extensive testing and will post results.

    I hope to follow up with the IPS on the M6600, but that will likely be later.

    If you have any specific things you want tested, let me know.

    My current workflow is based on the Spyder 3 Elite system with the version 4 software. I mainly shoot with a 5Dmk2 in RAW format and work at 16 bit color. Screens are Dell U2410 for Wide Gamut and 2007WFP for sRGB. Prints are done on an Epson Stylus Pro 3880 or 9800. I also have prints made by White House Custom Colour.
     
  4. ChrisLilley

    ChrisLilley Notebook Guru

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    Great, look forward to reading that.

    Thanks for the offer! General comments on the scope and functionality of the software, with some screen shots, would be great.

    I'm not familiar with the specifics of the Spyder software but I assume that it performs calibration (setting white point, brightness, contrast and gamma to known values, usually by filling the video card look up table with specific values), profiling (measuring a bunch of patches and writing the ICC profile) and validation (measuring a set of patches and comparing observed and expected results).

    Assuming that to be the case and assuming that PremierColor allows at minimum switching between sRGB and one other space (AdobeRGB, or native/custom) then a useful test would be:

    Set the display to AdobeRGB, calibrate, profile, validate.
    Set the display to sRGB. Validate (should fail).
    Set the display to AdobeRGB again. Validate (should pass).

    If that all works then a follow up test would be


    Set the display to AdobeRGB, calibrate, profile, validate.
    Set the display to sRGB, calibrate, profile, validate.
    Set the display to AdobeRGB again. Check the system profile is the AdobeRGB one. Validate (should pass).
    Set the display to sRGB again. Check the system profile is the sRGB one. Validate (should pass).

    in which case, that would be excellent, being able to switch between different calibrated settings at will without having to recalibrate each time.

    Mine is based on the XRite i1Display Pro colorimeter and the i1Profiler software. This colorimeter has four selectable settings - for cold cathode flourescent (CCFL) backlight, RGB LED backlight, wide gamut CCFL backlight and wide gamut RGB LED backlight. (I don't know which would be appropriate for WLED backlight).

    I shoot with a Nikon D7000 in RAW format and like you work in 16 bits per component color, using Nikon CaptureNX2 or Adobe Photoshop CS5. Screen is an ASUS PA248Q which is a wide gamut CCFL IPS screen with sRGB, AdobeRGB and native modes, 8-bit input and 12-bit internal LUT.

    I run Win7 64bit on an ASUS desktop, and WinXP on my ageing and hopefully soon to be replaced Dell Precision M90 (which has a TN, though apparently 8-bit rather than 6-bit, display).
     
  5. Bokeh

    Bokeh Notebook Deity

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    M90's never seem to die. I have a 5 year old M90 running 24/7 at close to full load encoding a live HD weather cam feed - Live Weather Cam *Beta 3* . The only issue we ever have is when the building's wireless access points flake out. Today we are seeing intermittent network issues, so the cam is starting and stopping on occasion.
     
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