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Activity Forums Adobe After Effects auto white balance

  • Chris Wright

    November 30, 2010 at 5:52 pm

    -auto tree mode is usually on, its the shadow plugin with clip off so it raises the exposure. it doesn’t really need to be turned off(I’ve never seen a reason to)

    -I would notice saturation would get destroyed when the dark clip was raised up(probably because the camera didn’t record colors in a dark environment. same with contrast. they are relative effects(change according to exposure)

    -shift and channel are obsolete that never got deleted, haha(you found the eggs!)

    -if the gamma clamp is too touchy,(you can divide it by more than 10) makes it easier to work with(lemme know if that’s what you mean). I think its still manual for some things because how would you know that dark titles are what you want. I have to keyframe the slider.

    -There is one thing, colored credits are way different than b/w credits(they don’t get messed up.) So, haha. I haven’t tried it but what if you put in hue/sat effect,sat=0 on the clip as a precomp, animation-convert expressions to keyframes, then remove hue/sat again.

    -reset-to-defaults button, haha defaults? I don’t even know what the defaults are! put that in 10.020.0303

    -shaky shots can be fixed with virtualdub’s free deshaker(fully automatic), AE’s tracker, or any 3d tracking program. and my deinterlace script(slow and can get artifacts)

    https://technicolorsoftware.hostzi.com/

  • Chris Wright

    November 30, 2010 at 11:21 pm

    bad/good news…more updates!

    1. made 20% faster by removing excess math functions
    2. fixed bug in relative auto midtone contrast and auto saturation
    now gamma responds linearly like celluloid film (I like this feature)

    3. gamma clamp less sensitive (easier to tweak)

    ae cs3 aep
    https://www.mediafire.com/?fz0s3i85a45ou58

    https://technicolorsoftware.hostzi.com/

  • Joe Shapiro

    June 22, 2017 at 7:38 pm

    This may be a stupid question but… I haven’t found any documentation on how to use the aep. I’ve opened it in ae and plopped my video in the comp but see the sample video has some controls on it. I’m an ae newbie though. Should it be obvious to me or are there instructions somewhere that I just haven’t yet found?

    ——
    Joe Shapiro
    Director / Producer / Editor
    323-456-3741

    imdb.me/JoeShapiro
    twitter.com/JoeSh

  • Chris Wright

    June 23, 2017 at 1:22 am

    Right click replace video with your own on in
    Media browser. Then make sure all hidden comp layers
    Are Set to frame size of video.
    if you enable the hidden text layer and scroll Gamma Clamp at gamma*10 so that the text box reads 25, it will
    fix timelapse and old movie’s flicker.

  • Claire Wilkins

    January 11, 2018 at 11:29 am

    Is this still a thing? I’ve a project i would like to try it on but all the links are now dead ☹

    Kind regards,

    Claire

    Junior Content Manager – MCI UK

  • Chris Wright

    January 11, 2018 at 12:33 pm

    here’s a new link for auto white balance template:
    12067_6154autowhitebalanceshadow2011.aep.zip

  • John Rael

    July 3, 2018 at 5:20 pm

    Hi Chris,

    I have been trying to use your auto white balance, but I keep getting the error “invalid numeric result (divide by zero?)”

    more specifically:

    Error at line 19 in property ‘Shadow Amount’ of layer 5 (‘8mm ships.mov 2’) in comp ‘FINAL_OUTPUT’. invalid numeric result (divide by zero?)., an expression was disabled as a result of an error.

    Here’s the expression:
    r = comp(“exposure repair”).layer(“background”).effect(“Step 3: Set Gray”)(“Color”)[0]*2;
    g = comp(“exposure repair”).layer(“background”).effect(“Step 3: Set Gray”)(“Color”)[1]*2;
    b = comp(“exposure repair”).layer(“background”).effect(“Step 3: Set Gray”)(“Color”)[2]*2;

    mr=Math.log(r);
    mg=Math.log(g);
    mb=Math.log(b);

    a=mr+mg+mb;

    dd=(0.8-(a/3))+(comp(“FINAL_OUTPUT”).layer(“MASTER CONTROL SLIDERS”).effect(“Exposure Compensator”)(“Slider”)/100);

    if(dd>(comp(“FINAL_OUTPUT”).layer(“MASTER CONTROL SLIDERS”).effect(“[] Gamma Clamp at gamma*10 scal”)(“Slider”))/20)
    {
    roll=(comp(“FINAL_OUTPUT”).layer(“MASTER CONTROL SLIDERS”).effect(“[] Gamma Clamp at gamma*10 scal”)(“Slider”)/20);
    linear(roll,0,dd,100,0);
    }
    else
    0;

  • Chris Wright

    July 3, 2018 at 5:52 pm

    on some layers, no colors ends up being 0.
    so put below line mb=Math.log(b);
    the lines,
    mr=mr+0.001;
    mg=mg+0.001;
    mb+mb=0.001;

    that should fix it.

  • Richard Garabedain

    July 5, 2018 at 8:56 pm

    What are you all talking about…the links he gave us are fake..spam…bs links…so what are you all talking about

  • Richard Garabedain

    July 5, 2018 at 8:57 pm

    Oh son of a…8 years ago…

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