Telecommunications & Networking Networking Fundamentals ©UNT in partnership with TEA1.
© UNT in partnership with TEA1 Advanced AV Production Color Theory.
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Transcript of © UNT in partnership with TEA1 Advanced AV Production Color Theory.
© UNT in partnership with TEA 1
Advanced AV Production
Color Theory
Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 2
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•Upon completionof this unit, youshould be able toexplain the additivecolor theory anddescribe how it isused in video.
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 3
Color: “The appearance of objects or
light sources described in terms
of the individual’s perception of
them, involving hue, brightness,
and saturation.”
Webster’s II New College Dictionary
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 4
Webster’s I New College Dictionary
Hue: “The dimension of color referred to a scale of perceptions ranging from red through yellow, green, and blue, and circularly back to red.”
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 5
Webster’s I New College Dictionary
Brightness: “The dimension of color that represents its similarity to one of a series of achromatic colors ranging from very dim to very bright.”
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 6
Webster’s I New College Dictionary
Saturation: “Degree of difference from a grey of the same lightness or brightness: vividness of hue.”
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 7
In the video menu when you try to adjust the
color of you TV set.
Where do you see the use of:Hue, Saturation, Brightness ?
What is Color?
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 8
Where do you see the use of:Hue, Saturation, Brightness ?
In the color palette menu
of your computer’s
paint program when you try to adjust or
choose a color.
The Color of Light
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 9
Two Color Types
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 10
Electronic Color Pigment-Based Color
Electronic Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 11
Electronic color is used in video cameras and displayed on television and computer screens through the use of cathode-ray tubes (CRT).
Electronic Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 12
Color monitors use three different types of phosphors that appear red, green, and blue when activated. These phosphors are placed close together, and when combined in differing intensities can produce any color.
Electronic Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 13
Color video cameras use a prism system to split the light into the red, green, and blue signals.
Additive Primary Colors
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 14
Red Green Blue
Additive Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 15
Blue
Red Green
Additive Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 16
Red GreenYellow
Green
+ Red
Yellow
Green
+ Red
Yellow
Additive Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 17
Blue
Red
Red
+ Blue
Magenta
Red
+ Blue
Magenta
Magenta
Additive Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 18
Green
Green+ BlueCyan
Green+ BlueCyan
Blue
Cyan
Additive Color Theory
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 19
Green
Green+ BlueWhite
Green+ BlueWhite
Blue
Red
Red
White
Pigment Based Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 20
Red
Pigment-based color is used in color printers, color filters, and color paints.
Pigment Based Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 21
Red
Color printers use cyan, magenta , and yellow pigments. These pigments when combined in differing intensities can produce any color.
Subtractive Primary Colors
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 22
Red
Magenta Yellow Cyan
Subtractive Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 23
Red
Subtractive Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 24
Red
BlueMagenta Cyan
Magenta
+Cyan
Blue
Magenta
+Cyan
Blue
Subtractive Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 25
Red
Cyan
Green
Yellow
Yellow
+Cyan
Green
Yellow
+Cyan
Green
Subtractive Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 26
Red Yellow
Red
Magenta
Magenta
+Yellow
Red
Magenta
+Yellow
Red
Subtractive Color
© UNT in partnership with TEA AAVTC: Advanced AV Production - Color Theory 27
Red Yellow
Red
MagentaBlue
Green
Cyan
Black
Yellow
Magenta
+ Cyan
Yellow
Magenta
+ Cyan
Black