jpeg

Documentation

Overview

Package jpeg reads metadata information (Exif and XMP) from a JPEG Image.

Index

• Variables
• func ScanJPEG(r io.Reader, exifReader func(r io.Reader, header meta.ExifHeader) error, ...) (err error)

Variables

var (
	ErrNoExif       = meta.ErrNoExif
	ErrNoJPEGMarker = errors.New("no JPEG Marker")
	ErrEndOfImage   = errors.New("end of Image")
)

Errors

var (
	// Logger is the logger
	Logger zerolog.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stdout}).Level(zerolog.PanicLevel).With().Str("package", "jpeg").Logger()
)

Functions

func ScanJPEG

func ScanJPEG(r io.Reader, exifReader func(r io.Reader, header meta.ExifHeader) error, xmpReader func(r io.Reader) error) (err error)

ScanJPEG scans a reader for JPEG Image markers. exifReader and xmpReader are run at their respective positions during the scan. Returns en error.

Returns the error ErrNoJPEGMarker if a JPEG SOF was not found.