prbuf

Documentation

Index

• Constants
• Variables
• func Decode(r io.Reader) (img image.Image, err error)
• func DecodeConfig(r io.Reader) (c image.Config, err error)
• func Encode(i image.Image, w io.Writer)
• func IsBlack(c color.Color) bool
• type BW
  • func (bw *BW) RGBA() (r, g, b, a uint32)
• type ErrPRBUFDecode
  • func (e *ErrPRBUFDecode) Error() string

Constants

const MAX_LEN = 127

for RLE of PRBUF

Variables

var (
	Black = &BW{Black: true}
	White = &BW{Black: false}

	BWModel = color.ModelFunc(bwModel)
)

var (
	ErrInvalidMagicBytes = errors.New("Magic bytes invalid")
)

Functions

func Decode

func Decode(r io.Reader) (img image.Image, err error)

func DecodeConfig

func DecodeConfig(r io.Reader) (c image.Config, err error)

func Encode

func Encode(i image.Image, w io.Writer)

https://sps-support.honeywell.com/s/article/How-can-the-Fingerprint-PRBUF-command-used-to-print-an-image

func IsBlack

func IsBlack(c color.Color) bool

Types

type BW

type BW struct {
	Black bool
}

func (*BW) RGBA

func (bw *BW) RGBA() (r, g, b, a uint32)

type ErrPRBUFDecode

type ErrPRBUFDecode struct {
	// contains filtered or unexported fields
}

func (*ErrPRBUFDecode) Error

func (e *ErrPRBUFDecode) Error() string