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imretro

package module

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Versions in this module

v1

v1.0.4

Feb 22, 2022

v1.0.3

Feb 21, 2022

v1.0.2

Feb 21, 2022

v1.0.1

Feb 20, 2022

Changes in this version

type ColorModel

+ func (model ColorModel) BitsPerPixel() int

v1.0.0

Feb 18, 2022

Changes in this version

type ColorModel

+ func (model ColorModel) ColorModel(PixelMode) (self color.Model, ok bool)

+ type CustomModel interface

+ ColorModel func(PixelMode) (model color.Model, ok bool)

+ type Image interface

+ BitsPerPixel func() int

+ Palette func() color.Palette

+ PixelMode func() PixelMode

+ type ModeFlag = byte

+ const Grayscale

+ const RGB

+ const RGBA

type ModelMap

+ func (m ModelMap) ColorModel(mode PixelMode) (model color.Model, ok bool)

v0

v0.2.0

Jan 22, 2022

Changes in this version

+ const ColorAccuracyIndex

+ const EightBitColors

v0.1.0

Jan 11, 2022

Changes in this version

+ const ImretroSignature

+ const MaximumDimension

+ const PaletteIndex

+ const WithPalette

+ var Black color.Color = color.Gray

+ var DarkGray = color.Gray

+ var DarkerGray = color.Gray

+ var Default1BitColorModel = NewOneBitColorModel(Black, White)

+ var Default2BitColorModel = NewTwoBitColorModel(Black, DarkGray, LightGray, White)

+ var Default8BitColorModel = make(ColorModel, 256)

+ var DefaultModelMap = ModelMap

+ var ErrUnknownModel = errors.New("Color model not recognized")

+ var LightGray = color.Gray

+ var LighterGray = color.Gray

+ var MediumGray = color.Gray

+ var NoColor color.Color = color.Alpha

+ var White = color.Gray

+ func ChannelAsByte(channel uint32) byte

+ func ColorAsBytes(c color.Color) (r, g, b, a byte)

+ func ColorFromBytes(bs []byte) color.Color

+ func DecodeConfig(r io.Reader, customModels ModelMap) (image.Config, error)

+ func Encode(w io.Writer, m image.Image, pixelMode PixelMode) error

+ func IsBitCountSupported(count PixelMode) bool

+ type ColorModel color.Palette

+ func NewOneBitColorModel(off color.Color, on color.Color) ColorModel

+ func NewTwoBitColorModel(off, light, strong, full color.Color) ColorModel

+ func (model ColorModel) Convert(c color.Color) color.Color

+ func (model ColorModel) Index(c color.Color) uint8

+ func (model ColorModel) PixelMode() PixelMode

+ type DecodeError string

+ func (e DecodeError) Error() string

+ type DimensionsTooLargeError int

+ func (e DimensionsTooLargeError) Error() string

+ type ImretroImage interface

+ BitsPerPixel func() int

+ Palette func() color.Palette

+ PixelMode func() PixelMode

+ func Decode(r io.Reader, customModels ModelMap) (ImretroImage, error)

+ type MissingModelError PixelMode

+ func (mode MissingModelError) Error() string

+ type ModelMap = map[PixelMode]color.Model

+ type PixelMode = byte

+ const EightBit

+ const OneBit

+ const TwoBit

+ type UnsupportedBitModeError byte

+ func (e UnsupportedBitModeError) Error() string