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Technicolor -

, 06 2007 . 13:54 +
lj_pavel_kosenko

© : ,

Technicolor

, . , - , . , . - . , , - .

, . , ! , , . , -, . , , , , .

, " ". , ( ). , . , :

1. .
2. .
3. .
4. .

, , . , . , , . -. . - , .

, . , . - Technicolor.

, - . 1895-1900 , . , , 8- "A Visit to the Seaside" (1908), Kinemacolor. 1906 . , (32 16-), . , .

Kinemacolor 1916 Techicolor, . Technicolor . Technicolor (I) Kinemacolor, , . 1932 ( - ) Technicolor.

, Technicolor, - Technicolor 2 Strip ( ) Technicolor 3 Strip ().

, , , , , .

-

Technicolor "" (2004) - www.aviatorvfx.com. - Technicolor 2 Strip ( 52- ) Technicolor 3 Stripe ( 52- ). , ! . , , .

, , :

Technicolor

- , :

2 Strip Technicolor Process
3 Strip Technicolor Process

- , (, , )? , , Technicolor. , LUT (Look-Up-Table). -, . , .. , .

, Technicolor, . , .

Technicolor 3 Stripe

, 3 Stripe . , , matte . Matte - . " matte" . " matte" . , , . (multiply) matte . .., , matte , .. , :

- R, G, B
Xtmp -
Xmatte - matte X
Xnew - X

Rtmp = G - B
Rtmp = Rtmp + G
Rtmp = Rtmp - R
Rmatte = Invert(Rtmp)

Gtmp = B - R
Gtmp = Gtmp + B
Gtmp = Gtmp - G
Gmatte = Invert(Gtmp)

Btmp = R - G
Btmp = Btmp + R
Btmp = Btmp - B
Bmatte = Invert(Btmp)

Rnew = R * Gmatte * Bmatte
Gnew = G * Rmate * Bmate
Bnew = B * Rmate * Gmate

- , - ! - Image -> Calculations. action, .

Technicolor 2 Stripe

. , 3 Stripe, . - . , . , :

  1. .
  2. Multichannel (CMY), CMYK .
  3. Cyan, Alpha . M+Y.
  4. Magenta Alpha . C+Y.
  5. RGB.
  6. 2- 3- Lighten.
! : ) Alpha-, ) RGB - , . :

Technicolor 2 Stripe

C, M, Y - Multichannel
Cnew, Mnew, Ynew - RGB

) M+Y:

Cnew = M
Mnew = Y
Ynew = black alpha

) C+Y:

Cnew = C
Mnew = black alpha
Ynew = Y

2 Stripe - Cyan Magenta ( Yellow). , , , . - notionally, .. . :

Technicolor 2 Strip (notionally 1)

) C+M:

Cnew = M
Mnew = black alpha
Ynew = C

) Y+M:

Cnew = black alpha
Mnew = M
Ynew = Y

Technicolor 2 Strip (notionally 2)

) Y+C:

Cnew = black alpha
Mnew = Y
Ynew = C

) M+C:

Cnew = C
Mnew = M
Ynew = black alpha

Action : Technicolor.zip.

[info]all_bertovich_p, Technicolor . , , :



2


(Wikipedia):
http://en.wikipedia.org/wiki/List_of_color_film_systems

LUT, :
http://www.arri.de/prod/digital/arri_cms/luts_down/prefluts/preview_luts.php

ixbt.com:
http://forum.ixbt.com/topic.cgi?id=20:13094

"":
http://www.aviatorvfx.com/

Technicolor Wikipedia:
http://en.wikipedia.org/wiki/Technicolor

Technicolor kinoforum.ru:
http://www.kinoforum.ru/phpbb/viewtopic.php?t=8146&sid=acf382015b2b7261dbb97b363e0183c3

:
http://cinemac.ru/forum/

:

http://www.theasc.com/magazine/jan05/aviator/page1.html
http://www.theasc.com/magazine/jan05/conundrum/page1.html
http://www.theasc.com/magazine/april05/conundrum2/index.html

Tiffen Dfx, 2 3 Strip Technicolor:
http://www.tiffen.com/products.html?tablename=dfx
( , ; , action )

PhotoKit Color, 2 3 Strip Technicolor:
http://www.pixelgenius.com/color2/index.html

, - . , . , .


: | |

http://pavel-kosenko.livejournal.com/18754.html


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