util

Jun 2, 2017

Changes in this version

+ var ErrUnsupportedFormat = errors.New("imaging: unsupported image format")

+ func CompareImage(img1 *image.Image, img2 *image.Image) int

+ func Exists(path string) (bool, error)

+ func IsInBoundaries(img *image.NRGBA, x, y int) bool

+ func Max(a, b int) int

+ func Min(a, b int) int

+ func OpenPng(name string) (*image.Image, error)

+ func RemoveContents(dir string) error

+ func Save(img image.Image, filename string) (err error)

+ func Uint32toUint8(val uint32) uint8

+ func WriteImage(w io.Writer, img image.Image, format Format) error

+ type Format int

+ const BMP

+ const GIF

+ const JPEG

+ const PNG

+ const TIFF

+ func (f Format) String() string