exif

func (Exif) Decode ¶

func (_ Exif) Decode(r io.Reader) (*Tags, error)

func (Exif) IsCriticalError ¶

func (_ Exif) IsCriticalError(err error) bool

IsCriticalError given the error returned by Decode, reports whether the returned *Exif may contain usable information.

func (Exif) IsError ¶

func (e Exif) IsError(err error) bool

func (Exif) IsExifError ¶

func (_ Exif) IsExifError(err error) bool

IsExifError reports whether the error happened while decoding the EXIF sub-IFD.

func (Exif) IsGPSError ¶

func (_ Exif) IsGPSError(err error) bool

IsGPSError reports whether the error happened while decoding the GPS sub-IFD.

func (Exif) IsInteroperabilityError ¶

func (_ Exif) IsInteroperabilityError(err error) bool

IsInteroperabilityError reports whether the error happened while decoding the Interoperability sub-IFD.

func (Exif) IsShortReadTagValueError ¶

func (_ Exif) IsShortReadTagValueError(err error) bool

func (Exif) IsTagNotPresentError ¶

func (_ Exif) IsTagNotPresentError(err error) bool

func (*Tags) Contains ¶

func (t *Tags) Contains(n string) bool

func (*Tags) Count ¶

func (t *Tags) Count(n string) int

Count returns the number of values in the named tag. Returns 0 if the tag does not exist, otherwise a positive number

func (*Tags) Float ¶

func (t *Tags) Float(n string, i int, d float64) (float64, error)

func (*Tags) Int ¶

func (t *Tags) Int(n string, i int, d int64) (int64, error)

func (*Tags) Rat ¶

func (t *Tags) Rat(n string, i int, d1, d2 int64) (*big.Rat, error)

func (*Tags) Rat2 ¶

func (t *Tags) Rat2(n string, i int, d1, d2 int64) (int64, int64, error)

func (*Tags) String ¶

func (t *Tags) String(n, d string) string