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cimg

package module

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Versions in this module

v2

v2.0.6

Nov 12, 2023

v2.0.5

Apr 1, 2023

v2.0.4

Dec 8, 2021

v2.0.3

Nov 20, 2021

v2.0.2

Nov 17, 2021

Changes in this version

+ var ErrNoAlpha = errors.New("Image has no alpha channel")

v2.0.1

Nov 10, 2021

v2.0.0

Nov 10, 2021

Changes in this version

+ const ExifTagOrientation

+ func Compress(img *Image, params CompressParams) ([]byte, error)

+ func NChan(pf PixelFormat) int

+ func Resize(src, dst *Image) error

+ type CompressParams struct

+ Flags Flags

+ Quality int

+ Sampling Sampling

+ func MakeCompressParams(sampling Sampling, quality int, flags Flags) CompressParams

+ type ExifData struct

+ func LoadExif(jpeg []byte) (*ExifData, error)

+ func (x *ExifData) GetOrientation() int

+ func (x *ExifData) Save(w io.Writer) error

+ func (x *ExifData) SetOrientation(orient int) error

+ type Flags C.int

+ const FlagAccurateDCT

+ const FlagBottomUp

+ const FlagFastDCT

+ const FlagFastUpsample

+ const FlagNoRealloc

+ const FlagProgressive

+ const FlagStopOnWarning

+ type Image struct

+ Format PixelFormat

+ Height int

+ Pixels []byte

+ Premultiplied bool

+ Stride int

+ Width int

+ func Decompress(encoded []byte) (*Image, error)

+ func FromImage(src image.Image, allowDeepClone bool) (*Image, error)

+ func NewImage(width, height int, format PixelFormat) *Image

+ func ResizeNew(src *Image, dstWidth, dstHeight int) *Image

+ func UnrotateExif(exifOrientation int, src *Image) (*Image, error)

+ func WrapImage(width, height int, format PixelFormat, pixels []byte) *Image

+ func WrapImageStrided(width, height int, format PixelFormat, pixels []byte, stride int) *Image

+ func (dst *Image) CopyImage(src *Image, dstX1, dstY1 int) error

+ func (dst *Image) CopyImageRect(src *Image, srcX1, srcY1, srcX2, srcY2 int, dstX1, dstY1 int) error

+ func (img *Image) AvgColor() []uint8

+ func (img *Image) Clone() *Image

+ func (img *Image) Matte(r, g, b uint8) error

+ func (img *Image) NChan() int

+ func (img *Image) Premultiply()

+ func (img *Image) ToImage() (image.Image, error)

+ func (img *Image) ToRGB() *Image

+ type PixelFormat C.int

+ const PixelFormatABGR

+ const PixelFormatARGB

+ const PixelFormatBGR

+ const PixelFormatBGRA

+ const PixelFormatBGRX

+ const PixelFormatCMYK

+ const PixelFormatGRAY

+ const PixelFormatRGB

+ const PixelFormatRGBA

+ const PixelFormatRGBX

+ const PixelFormatUNKNOWN

+ const PixelFormatXBGR

+ const PixelFormatXRGB

+ type Sampling C.int

+ const Sampling420

+ const Sampling422

+ const Sampling444

+ const SamplingGray

Other modules containing this package

github.com/bmharper/cimg