image

package

v0.0.0-...-a633465 Latest Latest Go to latest Published: Oct 13, 2018 License: MIT Imports: 8 Imported by: 0

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var (
	ErrUpscaleNotAllowed = errors.New("upscaling is not allowed")
)

This section is empty.

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

Image is used for image manipulation

func New(r io.Reader) (image *Image, err error)

New returns image from io.Reader

func NewFromBytes(b []byte) (image *Image, err error)

NewFromBytes returns image from bytes slice

func (i *Image) Height() int

Height return image height

func (i *Image) JPEG(quality int) ([]byte, error)

JPEG return image as jpeg

func (i *Image) Resize(width, height int) error

Resize resize image Warning: upscaling not allowed

func (i *Image) ResizeToFit(width, height int) error

ResizeToFit resize image to fit width,height Warning: upscaling not allowed

func (i *Image) Width() int

Width returns image width