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3.3 KiB
3.3 KiB
bimg
--
import "gopkg.in/h2non/bimg.v0"
Usage
const QUALITY = 80
const Version = "0.1.0"
func DetermineImageTypeName
func DetermineImageTypeName(buf []byte) string
func IsTypeNameSupported
func IsTypeNameSupported(t string) bool
func IsTypeSupported
func IsTypeSupported(t ImageType) bool
func Read
func Read(path string) ([]byte, error)
func Resize
func Resize(buf []byte, o Options) ([]byte, error)
type Angle
type Angle int
const (
D0 Angle = C.VIPS_ANGLE_D0
D90 Angle = C.VIPS_ANGLE_D90
D180 Angle = C.VIPS_ANGLE_D180
D270 Angle = C.VIPS_ANGLE_D270
)
type Direction
type Direction int
const (
HORIZONTAL Direction = C.VIPS_DIRECTION_HORIZONTAL
VERTICAL Direction = C.VIPS_DIRECTION_VERTICAL
)
type Gravity
type Gravity int
const (
CENTRE Gravity = iota
NORTH
EAST
SOUTH
WEST
)
type Image
type Image struct {
}
func NewImage
func NewImage(buf []byte) *Image
func (*Image) Convert
func (i *Image) Convert(t ImageType) ([]byte, error)
func (*Image) Crop
func (i *Image) Crop(width int, height int) ([]byte, error)
func (*Image) Extract
func (i *Image) Extract(top int, left int, width int, height int) ([]byte, error)
func (*Image) Flip
func (i *Image) Flip() ([]byte, error)
func (*Image) Flop
func (i *Image) Flop() ([]byte, error)
func (*Image) Metadata
func (i *Image) Metadata() (ImageMetadata, error)
func (*Image) Process
func (i *Image) Process(o Options) ([]byte, error)
func (*Image) Resize
func (i *Image) Resize(width int, height int) ([]byte, error)
func (*Image) Rotate
func (i *Image) Rotate(a Angle) ([]byte, error)
func (*Image) Size
func (i *Image) Size() (ImageSize, error)
func (*Image) Type
func (i *Image) Type() string
type ImageMetadata
type ImageMetadata struct {
Orientation int
Alpha bool
Profile bool
Space int
Type string
Size ImageSize
}
func Metadata
func Metadata(buf []byte) (ImageMetadata, error)
type ImageSize
type ImageSize struct {
Width int
Height int
}
func Size
func Size(buf []byte) (ImageSize, error)
type ImageType
type ImageType int
const (
UNKNOWN ImageType = iota
JPEG
WEBP
PNG
TIFF
MAGICK
)
func DetermineImageType
func DetermineImageType(buf []byte) ImageType
type Interpolator
type Interpolator int
const (
BICUBIC Interpolator = iota
BILINEAR
NOHALO
)
func (Interpolator) String
func (i Interpolator) String() string
type Options
type Options struct {
Height int
Width int
Top int
Left int
Crop bool
Enlarge bool
Extend int
Embed bool
Quality int
Compression int
Type ImageType
Rotate Angle
Flip Direction
Gravity Gravity
Interpolator Interpolator
}
type Vips
type Vips struct {
}