vips

Documentation

Overview

Based on https://cs.opensource.google/go/x/image/+/6944b10b:bmp/reader.go and https://cs.opensource.google/go/x/image/+/6944b10b:bmp/writer.go

Index

• func Cleanup()
• func DisableLoadSupport(it imagetype.Type)
• func DisableSaveSupport(it imagetype.Type)
• func Error() error
• func GetAllocs() float64
• func GetMem() float64
• func GetMemHighwater() float64
• func GifResolutionLimit() int
• func Health() error
• func Init() error
• func ResetLoadSupport()
• func ResetSaveSupport()
• func Shutdown()
• func SupportsLoad(it imagetype.Type) bool
• func SupportsSave(it imagetype.Type) bool
• type Color
  • func ColorFromHex(hexcolor string) (Color, error)
• type Image
  • func (img *Image) ApplyFilters(blurSigma, sharpSigma float32, pixelatePixels int) error
  • func (img *Image) ApplyWatermark(wm *Image, left, top int, opacity float64) error
  • func (img *Image) Arrayjoin(in []*Image) error
  • func (img *Image) CastUchar() error
  • func (img *Image) Clear()
  • func (img *Image) Colorspace(colorspace C.VipsInterpretation) error
  • func (img *Image) ColourProfileImported() bool
  • func (img *Image) CopyMemory() error
  • func (img *Image) Crop(left, top, width, height int) error
  • func (img *Image) Embed(width, height int, offX, offY int) error
  • func (img *Image) ExportColourProfile() error
  • func (img *Image) ExportColourProfileToSRGB() error
  • func (img *Image) Extract(out *Image, left, top, width, height int) error
  • func (img *Image) Flatten(bg Color) error
  • func (img *Image) Flip() error
  • func (img *Image) GetBlob(name string) ([]byte, error)
  • func (img *Image) GetDouble(name string) (float64, error)
  • func (img *Image) GetDoubleDefault(name string, def float64) (float64, error)
  • func (img *Image) GetInt(name string) (int, error)
  • func (img *Image) GetIntDefault(name string, def int) (int, error)
  • func (img *Image) GetIntSlice(name string) ([]int, error)
  • func (img *Image) GetIntSliceDefault(name string, def []int) ([]int, error)
  • func (img *Image) HasAlpha() bool
  • func (img *Image) Height() int
  • func (img *Image) ImportColourProfile() error
  • func (img *Image) IsAnimated() bool
  • func (img *Image) IsLinear() bool
  • func (img *Image) IsRGB() bool
  • func (img *Image) LineCache(lines int) error
  • func (img *Image) LinearColourspace() error
  • func (img *Image) Load(imgdata *imagedata.ImageData, shrink int, scale float64, pages int) error
  • func (img *Image) LoadThumbnail(imgdata *imagedata.ImageData) error
  • func (img *Image) Orientation() C.int
  • func (img *Image) Pages() int
  • func (img *Image) Rad2Float() error
  • func (img *Image) RemoveColourProfile() error
  • func (img *Image) Replicate(width, height int, centered bool) error
  • func (img *Image) Resize(wscale, hscale float64) error
  • func (img *Image) RgbColourspace() error
  • func (img *Image) Rotate(angle int) error
  • func (img *Image) Save(imgtype imagetype.Type, quality int) (*imagedata.ImageData, error)
  • func (img *Image) SetBlob(name string, value []byte)
  • func (img *Image) SetDouble(name string, value float64)
  • func (img *Image) SetInt(name string, value int)
  • func (img *Image) SetIntSlice(name string, value []int)
  • func (img *Image) SmartCrop(width, height int) error
  • func (img *Image) Strip(keepExifCopyright bool) error
  • func (img *Image) StripAll() error
  • func (img *Image) Swap(in *Image)
  • func (img *Image) TransformColourProfile() error
  • func (img *Image) Trim(threshold float64, smart bool, color Color, equalHor bool, equalVer bool) error
  • func (img *Image) Width() int

Functions

func Cleanup

func Cleanup()

func DisableLoadSupport

func DisableLoadSupport(it imagetype.Type)

func DisableSaveSupport

func DisableSaveSupport(it imagetype.Type)

func Error

func Error() error

func GetAllocs

func GetAllocs() float64

func GetMem

func GetMem() float64

func GetMemHighwater

func GetMemHighwater() float64

func GifResolutionLimit

func GifResolutionLimit() int

func Health

func Health() error

func Init

func Init() error

func ResetLoadSupport

func ResetLoadSupport()

func ResetSaveSupport

func ResetSaveSupport()

func Shutdown

func Shutdown()

func SupportsLoad

func SupportsLoad(it imagetype.Type) bool

func SupportsSave

func SupportsSave(it imagetype.Type) bool

Types

type Color

type Color struct{ R, G, B uint8 }

func ColorFromHex

func ColorFromHex(hexcolor string) (Color, error)

type Image

type Image struct {
	VipsImage *C.VipsImage
}

func (*Image) ApplyFilters

func (img *Image) ApplyFilters(blurSigma, sharpSigma float32, pixelatePixels int) error

func (*Image) ApplyWatermark

func (img *Image) ApplyWatermark(wm *Image, left, top int, opacity float64) error

func (*Image) Arrayjoin

func (img *Image) Arrayjoin(in []*Image) error

func (*Image) CastUchar

func (img *Image) CastUchar() error

func (*Image) Clear

func (img *Image) Clear()

func (*Image) Colorspace

func (img *Image) Colorspace(colorspace C.VipsInterpretation) error

func (*Image) ColourProfileImported

func (img *Image) ColourProfileImported() bool

func (*Image) CopyMemory

func (img *Image) CopyMemory() error

func (*Image) Crop

func (img *Image) Crop(left, top, width, height int) error

func (*Image) Embed

func (img *Image) Embed(width, height int, offX, offY int) error

func (*Image) ExportColourProfile

func (img *Image) ExportColourProfile() error

func (*Image) ExportColourProfileToSRGB

func (img *Image) ExportColourProfileToSRGB() error

func (*Image) Extract

func (img *Image) Extract(out *Image, left, top, width, height int) error

func (*Image) Flatten

func (img *Image) Flatten(bg Color) error

func (*Image) Flip

func (img *Image) Flip() error

func (*Image) GetBlob

func (img *Image) GetBlob(name string) ([]byte, error)

func (*Image) GetDouble

func (img *Image) GetDouble(name string) (float64, error)

func (*Image) GetDoubleDefault

func (img *Image) GetDoubleDefault(name string, def float64) (float64, error)

func (*Image) GetInt

func (img *Image) GetInt(name string) (int, error)

func (*Image) GetIntDefault

func (img *Image) GetIntDefault(name string, def int) (int, error)

func (*Image) GetIntSlice

func (img *Image) GetIntSlice(name string) ([]int, error)

func (*Image) GetIntSliceDefault

func (img *Image) GetIntSliceDefault(name string, def []int) ([]int, error)

func (*Image) HasAlpha

func (img *Image) HasAlpha() bool

func (*Image) Height

func (img *Image) Height() int

func (*Image) ImportColourProfile

func (img *Image) ImportColourProfile() error

func (*Image) IsAnimated

func (img *Image) IsAnimated() bool

func (*Image) IsLinear

func (img *Image) IsLinear() bool

func (*Image) IsRGB

func (img *Image) IsRGB() bool

func (*Image) LineCache

func (img *Image) LineCache(lines int) error

func (*Image) LinearColourspace

func (img *Image) LinearColourspace() error

func (*Image) Load

func (img *Image) Load(imgdata *imagedata.ImageData, shrink int, scale float64, pages int) error

func (*Image) LoadThumbnail

func (img *Image) LoadThumbnail(imgdata *imagedata.ImageData) error

func (*Image) Orientation

func (img *Image) Orientation() C.int

func (*Image) Pages

func (img *Image) Pages() int

func (*Image) Rad2Float

func (img *Image) Rad2Float() error

func (*Image) RemoveColourProfile

func (img *Image) RemoveColourProfile() error

func (*Image) Replicate

func (img *Image) Replicate(width, height int, centered bool) error

func (*Image) Resize

func (img *Image) Resize(wscale, hscale float64) error

func (*Image) RgbColourspace

func (img *Image) RgbColourspace() error

func (*Image) Rotate

func (img *Image) Rotate(angle int) error

func (*Image) Save

func (img *Image) Save(imgtype imagetype.Type, quality int) (*imagedata.ImageData, error)

func (*Image) SetBlob

func (img *Image) SetBlob(name string, value []byte)

func (*Image) SetDouble

func (img *Image) SetDouble(name string, value float64)

func (*Image) SetInt

func (img *Image) SetInt(name string, value int)

func (*Image) SetIntSlice

func (img *Image) SetIntSlice(name string, value []int)

func (*Image) SmartCrop

func (img *Image) SmartCrop(width, height int) error

func (*Image) Strip

func (img *Image) Strip(keepExifCopyright bool) error

func (*Image) StripAll

func (img *Image) StripAll() error

func (*Image) Swap

func (img *Image) Swap(in *Image)

func (*Image) TransformColourProfile

func (img *Image) TransformColourProfile() error

func (*Image) Trim

func (img *Image) Trim(threshold float64, smart bool, color Color, equalHor bool, equalVer bool) error

func (*Image) Width

func (img *Image) Width() int