Copyright | (c) Alexey Kuleshevich 2017 |
---|---|
License | BSD3 |
Maintainer | Alexey Kuleshevich <lehins@yandex.ru> |
Stability | experimental |
Portability | non-portable |
Safe Haskell | None |
Language | Haskell2010 |
Synopsis
- data family Pixel cs e :: *
- toPixelY :: ToY cs e => Pixel cs e -> Pixel Y Double
- toImageY :: (ToY cs e, Array arr cs e, Array arr Y Double) => Image arr cs e -> Image arr Y Double
- toPixelYA :: ToYA cs e => Pixel cs e -> Pixel YA Double
- toImageYA :: (ToYA cs e, Array arr cs e, Array arr YA Double) => Image arr cs e -> Image arr YA Double
- toPixelRGB :: ToRGB cs e => Pixel cs e -> Pixel RGB Double
- toImageRGB :: (ToRGB cs e, Array arr cs e, Array arr RGB Double) => Image arr cs e -> Image arr RGB Double
- toPixelRGBA :: ToRGBA cs e => Pixel cs e -> Pixel RGBA Double
- toImageRGBA :: (ToRGBA cs e, Array arr cs e, Array arr RGBA Double) => Image arr cs e -> Image arr RGBA Double
- toPixelHSI :: ToHSI cs e => Pixel cs e -> Pixel HSI Double
- toImageHSI :: (ToHSI cs e, Array arr cs e, Array arr HSI Double) => Image arr cs e -> Image arr HSI Double
- toPixelHSIA :: ToHSIA cs e => Pixel cs e -> Pixel HSIA Double
- toImageHSIA :: (ToHSIA cs e, Array arr cs e, Array arr HSIA Double) => Image arr cs e -> Image arr HSIA Double
- toPixelCMYK :: ToCMYK cs e => Pixel cs e -> Pixel CMYK Double
- toImageCMYK :: (ToCMYK cs e, Array arr cs e, Array arr CMYK Double) => Image arr cs e -> Image arr CMYK Double
- toPixelCMYKA :: ToCMYKA cs e => Pixel cs e -> Pixel CMYKA Double
- toImageCMYKA :: (ToCMYKA cs e, Array arr cs e, Array arr CMYKA Double) => Image arr cs e -> Image arr CMYKA Double
- toPixelYCbCr :: ToYCbCr cs e => Pixel cs e -> Pixel YCbCr Double
- toImageYCbCr :: (ToYCbCr cs e, Array arr cs e, Array arr YCbCr Double) => Image arr cs e -> Image arr YCbCr Double
- toPixelYCbCrA :: ToYCbCrA cs e => Pixel cs e -> Pixel YCbCrA Double
- toImageYCbCrA :: (ToYCbCrA cs e, Array arr cs e, Array arr YCbCrA Double) => Image arr cs e -> Image arr YCbCrA Double
- toPixelBinary :: ColorSpace cs e => Pixel cs e -> Pixel X Bit
- fromPixelBinary :: Pixel X Bit -> Pixel Y Word8
- toImageBinary :: (Array arr cs e, Array arr X Bit) => Image arr cs e -> Image arr X Bit
- fromImageBinary :: (Array arr X Bit, Array arr Y Word8) => Image arr X Bit -> Image arr Y Word8
- newtype Bit = Bit Word8
- on :: Pixel X Bit
- off :: Pixel X Bit
- isOn :: Pixel X Bit -> Bool
- isOff :: Pixel X Bit -> Bool
- fromBool :: Bool -> Pixel X Bit
- zero :: Bit
- one :: Bit
- bit2bool :: Bit -> Bool
- bool2bit :: Bool -> Bit
- toNum :: Num a => Bit -> a
- fromNum :: (Eq a, Num a) => a -> Bit
- data Complex a = !a :+ !a
- (+:) :: Applicative (Pixel cs) => Pixel cs e -> Pixel cs e -> Pixel cs (Complex e)
- realPart :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e
- imagPart :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e
- mkPolar :: (Applicative (Pixel cs), RealFloat e) => Pixel cs e -> Pixel cs e -> Pixel cs (Complex e)
- cis :: (Applicative (Pixel cs), RealFloat e) => Pixel cs e -> Pixel cs (Complex e)
- polar :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> (Pixel cs e, Pixel cs e)
- magnitude :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e
- phase :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e
- conjugate :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs (Complex e)
- squashWith :: (Array arr cs e, Array arr X b) => (b -> e -> b) -> b -> Image arr cs e -> Image arr X b
- squashWith2 :: (Array arr cs e, Array arr X b) => (b -> e -> e -> b) -> b -> Image arr cs e -> Image arr cs e -> Image arr X b
- toPixelsX :: ColorSpace cs e => Pixel cs e -> [Pixel X e]
- fromPixelsX :: ColorSpace cs e => [(cs, Pixel X e)] -> Pixel cs e
- toImagesX :: (Array arr cs e, Array arr X e) => Image arr cs e -> [Image arr X e]
- fromImagesX :: (Array arr X e, Array arr cs e) => [(cs, Image arr X e)] -> Image arr cs e
- eqTolPx :: (ColorSpace cs e, Ord e) => e -> Pixel cs e -> Pixel cs e -> Bool
- data Y = LumaY
- data YA
- class ColorSpace cs e => ToY cs e
- class ToY cs e => ToYA cs e
- data RGB
- data RGBA
- class ColorSpace cs e => ToRGB cs e
- class ToRGB cs e => ToRGBA cs e
- data HSI
- data HSIA
- class ColorSpace cs e => ToHSI cs e
- class ToHSI cs e => ToHSIA cs e
- data CMYK
- data CMYKA
- class ColorSpace cs e => ToCMYK cs e
- class ToCMYK cs e => ToCMYKA cs e
- data YCbCr
- data YCbCrA
- class ColorSpace cs e => ToYCbCr cs e
- class ToYCbCr cs e => ToYCbCrA cs e
- data X = X
- toWord8I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word8) => Image arr cs e -> Image arr cs Word8
- toWord16I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word16) => Image arr cs e -> Image arr cs Word16
- toWord32I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word32) => Image arr cs e -> Image arr cs Word32
- toFloatI :: (Functor (Pixel cs), Array arr cs e, Array arr cs Float) => Image arr cs e -> Image arr cs Float
- toDoubleI :: (Functor (Pixel cs), Array arr cs e, Array arr cs Double) => Image arr cs e -> Image arr cs Double
- toWord8Px :: (Functor (Pixel cs), Elevator e) => Pixel cs e -> Pixel cs Word8
- data Word8
- data Word16
- data Word32
- data Word64
Pixels
Family of Pixels
Pixel is a type family for all available color spaces. Below is the listed of all class instances, that pixels are installed in, as well as all pixel constructors.
>>>
:t (PixelY 0) -- Black pixel in Luma
(PixelY 0) :: Num e => Pixel Y e>>>
PixelRGB 255 0 0 :: Pixel RGB Word8 -- Red pixel in RGB
<RGB:(255|0|0)>>>>
PixelRGB 1 0 0 :: Pixel RGB Double -- Same red pixel in RGB with Double precision.
<RGB:(1.0|0.0|0.0)>>>>
(PixelRGB 255 0 0 :: Pixel RGB Word8) == (toWord8 <$> (PixelRGB 1 0 0 :: Pixel RGB Double))
True
data family Pixel cs e :: * Source #
A Pixel family with a color space and a precision of elements.
Instances
Luma (gray scale)
Conversion to Luma from other color spaces.
toImageY :: (ToY cs e, Array arr cs e, Array arr Y Double) => Image arr cs e -> Image arr Y Double Source #
Convert an image to Luma image.
toPixelYA :: ToYA cs e => Pixel cs e -> Pixel YA Double Source #
Convert a pixel to Luma pixel with Alpha.
toImageYA :: (ToYA cs e, Array arr cs e, Array arr YA Double) => Image arr cs e -> Image arr YA Double Source #
Convert an image to Luma image with Alpha.
RGB
Conversion to RGB from other color spaces.
toImageRGB :: (ToRGB cs e, Array arr cs e, Array arr RGB Double) => Image arr cs e -> Image arr RGB Double Source #
Convert to an RGB
image.
toImageRGBA :: (ToRGBA cs e, Array arr cs e, Array arr RGBA Double) => Image arr cs e -> Image arr RGBA Double Source #
Convert to an RGBA
image.
HSI
Conversion to HSI from other color spaces.
toImageHSI :: (ToHSI cs e, Array arr cs e, Array arr HSI Double) => Image arr cs e -> Image arr HSI Double Source #
Convert to an HSI
image.
toImageHSIA :: (ToHSIA cs e, Array arr cs e, Array arr HSIA Double) => Image arr cs e -> Image arr HSIA Double Source #
Convert to an HSIA
image.
CMYK
Conversion to CMYK from other color spaces.
toImageCMYK :: (ToCMYK cs e, Array arr cs e, Array arr CMYK Double) => Image arr cs e -> Image arr CMYK Double Source #
Convert to a CMYK
image.
toImageCMYKA :: (ToCMYKA cs e, Array arr cs e, Array arr CMYKA Double) => Image arr cs e -> Image arr CMYKA Double Source #
Convert to a CMYKA
image.
YCbCr
Conversion to YCbCr from other color spaces.
toImageYCbCr :: (ToYCbCr cs e, Array arr cs e, Array arr YCbCr Double) => Image arr cs e -> Image arr YCbCr Double Source #
Convert to an YCbCr
image.
toPixelYCbCrA :: ToYCbCrA cs e => Pixel cs e -> Pixel YCbCrA Double Source #
Convert to an YCbCrA
pixel.
toImageYCbCrA :: (ToYCbCrA cs e, Array arr cs e, Array arr YCbCrA Double) => Image arr cs e -> Image arr YCbCrA Double Source #
Convert to an YCbCrA
image.
Binary
This is a Binary colorspace, pixel's of which can be created using these constructors:
on
- Represents value
1
orTrue
. It's a foreground pixel and is displayed in black. off
- Represents value
0
orFalse
. It's a background pixel and is displayed in white.
Note, that values are inverted before writing to or reading from file, since
grayscale images represent black as a 0
value and white as 1
on a
[0,1]
scale.
Binary pixels also behave as binary numbers with a size of 1-bit, for instance:
>>>
on + on -- equivalent to: 1 .|. 1
<Binary:(1)>>>>
(on + on) * off -- equivalent to: (1 .|. 1) .&. 0
<Binary:(0)>>>>
(on + on) - on
<Binary:(0)>
toPixelBinary :: ColorSpace cs e => Pixel cs e -> Pixel X Bit Source #
Convert to a Binary
pixel.
toImageBinary :: (Array arr cs e, Array arr X Bit) => Image arr cs e -> Image arr X Bit Source #
Convert to a Binary
image.
fromImageBinary :: (Array arr X Bit, Array arr Y Word8) => Image arr X Bit -> Image arr Y Word8 Source #
Convert a Binary image to Luma image
Under the hood, binary pixels are represented as Word8
, but can only take
values of 0
or 1
. Use zero
/one
to construct a bit and on
/off
to
construct a binary pixel.
Instances
Represents value True
or 1
in binary. Often also called a foreground
pixel of an object.
Represents value False
or 0
in binary. Often also called a background
pixel.
fromBool :: Bool -> Pixel X Bit Source #
Convert a Bool
to a binary pixel.
>>>
isOn (fromBool True)
True
Complex
Rectangular form
Complex numbers are an algebraic type.
For a complex number z
,
is a number with the magnitude of abs
zz
,
but oriented in the positive real direction, whereas
has the phase of signum
zz
, but unit magnitude.
The Foldable
and Traversable
instances traverse the real part first.
Note that Complex
's instances inherit the deficiencies from the type
parameter's. For example, Complex Float
's Ord
instance has similar
problems to Float
's.
!a :+ !a infix 6 | forms a complex number from its real and imaginary rectangular components. |
Instances
realPart :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e Source #
Extracts the real part of a complex pixel.
imagPart :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e Source #
Extracts the imaginary part of a complex pixel.
Polar form
mkPolar :: (Applicative (Pixel cs), RealFloat e) => Pixel cs e -> Pixel cs e -> Pixel cs (Complex e) Source #
Form a complex pixel from polar components of magnitude and phase.
polar :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> (Pixel cs e, Pixel cs e) Source #
magnitude :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs e Source #
The nonnegative magnitude of a complex pixel.
Conjugate
conjugate :: (Applicative (Pixel cs), RealFloat e) => Pixel cs (Complex e) -> Pixel cs (Complex e) Source #
The conjugate of a complex pixel.
X
squashWith :: (Array arr cs e, Array arr X b) => (b -> e -> b) -> b -> Image arr cs e -> Image arr X b Source #
Apply a left fold to each of the pixels in the image.
squashWith2 :: (Array arr cs e, Array arr X b) => (b -> e -> e -> b) -> b -> Image arr cs e -> Image arr cs e -> Image arr X b Source #
Combination of zipWith and simultanious left fold on two pixels at the same time.
toPixelsX :: ColorSpace cs e => Pixel cs e -> [Pixel X e] Source #
Separate a Pixel into a list of components with X
pixels containing every
component from the pixel.
>>>
toPixelsX (PixelRGB 4 5 6)
[<X:(4)>,<X:(5)>,<X:(6)>]
fromPixelsX :: ColorSpace cs e => [(cs, Pixel X e)] -> Pixel cs e Source #
Combine a list of X
pixels into a Pixel with a specified channel
order. Not the most efficient way to construct a pixel, but might prove
useful to someone.
>>>
fromPixelsX [(RedRGB, 3), (BlueRGB, 5), (GreenRGB, 4)]
<RGB:(3.0|4.0|5.0)>>>>
fromPixelsX $ zip (enumFrom RedRGB) (toPixelsX $ PixelRGB 4 5 6)
<RGB:(4.0|5.0|6.0)>
toImagesX :: (Array arr cs e, Array arr X e) => Image arr cs e -> [Image arr X e] Source #
Separate an image into a list of images with X
pixels containing every
channel from the source image.
>>>
frog <- readImageRGB "images/frog.jpg"
>>>
let [frog_red, frog_green, frog_blue] = toImagesX frog
>>>
writeImage "images/frog_red.png" $ toImageY frog_red
>>>
writeImage "images/frog_green.jpg" $ toImageY frog_green
>>>
writeImage "images/frog_blue.jpg" $ toImageY frog_blue
fromImagesX :: (Array arr X e, Array arr cs e) => [(cs, Image arr X e)] -> Image arr cs e Source #
Combine a list of images with X
pixels into an image of any color
space, by supplying an order of color space channels.
For example here is a frog with swapped BlueRGB
and GreenRGB
channels.
>>>
writeImage "images/frog_rbg.jpg" $ fromImagesX [(RedRGB, frog_red), (BlueRGB, frog_green), (GreenRGB, frog_blue)]
It is worth noting though, despite that separating image channels can be sometimes pretty useful, exactly the same effect as in example above can be achieved in a much simpler and a more efficient way:
map
(\(PixelRGB r g b) -> PixelRGB r b g) frog
ColorSpace
Operations on Pixels
Luma
Luma or brightness, which is usually denoted as Y'
.
Instances
Luma with Alpha channel.
Instances
class ColorSpace cs e => ToY cs e Source #
Conversion to Luma color space.
Instances
Elevator e => ToY YCbCrA e Source # | |
Elevator e => ToY YCbCr e Source # | |
Elevator e => ToY YA e Source # | |
Elevator e => ToY Y e Source # | |
Elevator e => ToY RGBA e Source # | |
Elevator e => ToY RGB e Source # | Computes Luma: |
Elevator e => ToY HSIA e Source # | |
Elevator e => ToY HSI e Source # | |
Elevator e => ToY CMYKA e Source # | |
Elevator e => ToY CMYK e Source # | |
Elevator e => ToY X e Source # | |
class ToY cs e => ToYA cs e Source #
Conversion to Luma from another color space.
Instances
Elevator e => ToYA YCbCrA e Source # | |
ToY YCbCr e => ToYA YCbCr e Source # | |
Elevator e => ToYA YA e Source # | |
ToY Y e => ToYA Y e Source # | |
Elevator e => ToYA RGBA e Source # | |
ToY RGB e => ToYA RGB e Source # | |
Elevator e => ToYA HSIA e Source # | |
ToY HSI e => ToYA HSI e Source # | |
Elevator e => ToYA CMYKA e Source # | |
ToY CMYK e => ToYA CMYK e Source # | |
ToYA X Bit Source # | |
RGB
Red, Green and Blue color space.
Instances
Red, Green and Blue color space with Alpha channel.
Instances
class ColorSpace cs e => ToRGB cs e Source #
Conversion to RGB
color space.
Instances
Elevator e => ToRGB YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGB CMYK e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB X Bit Source # | |
Defined in Graphics.Image.ColorSpace |
class ToRGB cs e => ToRGBA cs e Source #
Conversion to RGBA
from another color space with Alpha channel.
Instances
Elevator e => ToRGBA YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB YCbCr e => ToRGBA YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGBA YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB Y e => ToRGBA Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGBA RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB RGB e => ToRGBA RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGBA HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB HSI e => ToRGBA HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToRGBA CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGB CMYK e => ToRGBA CMYK e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToRGBA X Bit Source # | |
Defined in Graphics.Image.ColorSpace |
HSI
Hue, Saturation and Intensity color space.
Instances
Hue, Saturation and Intensity color space with Alpha channel.
Instances
class ColorSpace cs e => ToHSI cs e Source #
Conversion to HSI
color space.
Instances
Elevator e => ToHSI YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSI CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
class ToHSI cs e => ToHSIA cs e Source #
Conversion to HSIA
from another color space with Alpha channel.
Instances
Elevator e => ToHSIA YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToHSI YCbCr e => ToHSIA YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSIA YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToHSI Y e => ToHSIA Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSIA RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToHSI RGB e => ToHSIA RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSIA HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToHSI HSI e => ToHSIA HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToHSIA CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToHSI CMYK e => ToHSIA CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
CMYK
Cyan, Magenta, Yellow and Black color space.
Instances
Cyan, Magenta, Yellow and Black color space with Alpha channel.
CyanCMYKA | Cyan |
MagCMYKA | Magenta |
YelCMYKA | Yellow |
KeyCMYKA | Key (Black) |
AlphaCMYKA | Alpha |
Instances
class ColorSpace cs e => ToCMYK cs e Source #
Conversion to CMYK
color space.
Instances
Elevator e => ToCMYK YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYK CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
class ToCMYK cs e => ToCMYKA cs e Source #
Conversion to CMYKA
.
Instances
Elevator e => ToCMYKA YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToCMYK YCbCr e => ToCMYKA YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYKA YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToCMYK Y e => ToCMYKA Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYKA RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToCMYK RGB e => ToCMYKA RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYKA HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToCMYK HSI e => ToCMYKA HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToCMYKA CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToCMYK CMYK e => ToCMYKA CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
YCbCr
Color space is used to encode RGB information and is used in JPEG compression.
LumaYCbCr | Luma component (commonly denoted as Y') |
CBlueYCbCr | Blue difference chroma component |
CRedYCbCr | Red difference chroma component |
Instances
YCbCr color space with Alpha channel.
LumaYCbCrA | Luma component (commonly denoted as Y') |
CBlueYCbCrA | Blue difference chroma component |
CRedYCbCrA | Red difference chroma component |
AlphaYCbCrA | Alpha component. |
Instances
class ColorSpace cs e => ToYCbCr cs e Source #
Conversion to YCbCr
color space.
Instances
Elevator e => ToYCbCr YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCr CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
class ToYCbCr cs e => ToYCbCrA cs e Source #
Conversion to YCbCrA
from another color space with Alpha channel.
Instances
Elevator e => ToYCbCrA YCbCrA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToYCbCr YCbCr e => ToYCbCrA YCbCr e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCrA YA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToYCbCr Y e => ToYCbCrA Y e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCrA RGBA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToYCbCr RGB e => ToYCbCrA RGB e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCrA HSIA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToYCbCr HSI e => ToYCbCrA HSI e Source # | |
Defined in Graphics.Image.ColorSpace | |
Elevator e => ToYCbCrA CMYKA e Source # | |
Defined in Graphics.Image.ColorSpace | |
ToYCbCr CMYK e => ToYCbCrA CMYK e Source # | |
Defined in Graphics.Image.ColorSpace |
X
This is a single channel colorspace, that is designed to separate Gray
level values from other types of colorspace, hence it is not convertible to
or from, but rather is here to allow operation on arbirtary single channel
images. If you are looking for a true grayscale colorspace
Y
should be used instead.
Instances
Precision
Image
toWord8I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word8) => Image arr cs e -> Image arr cs Word8 Source #
Change image precision to Word8
.
toWord16I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word16) => Image arr cs e -> Image arr cs Word16 Source #
Change image precision to Word16
.
toWord32I :: (Functor (Pixel cs), Array arr cs e, Array arr cs Word32) => Image arr cs e -> Image arr cs Word32 Source #
Change image precision to Word32
.
toFloatI :: (Functor (Pixel cs), Array arr cs e, Array arr cs Float) => Image arr cs e -> Image arr cs Float Source #
Change image precision to Float
.
toDoubleI :: (Functor (Pixel cs), Array arr cs e, Array arr cs Double) => Image arr cs e -> Image arr cs Double Source #
Change image precision to Double
.
Pixel
toWord8Px :: (Functor (Pixel cs), Elevator e) => Pixel cs e -> Pixel cs Word8 Source #
Change pixel precision to Word8
.
Componenet
8-bit unsigned integer type
Instances
16-bit unsigned integer type
Instances
32-bit unsigned integer type
Instances
64-bit unsigned integer type