img

package

v1.1.2 Latest Latest Go to latest Published: Aug 17, 2022 License: MIT Imports: 14 Imported by: 1

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Repository

github.com/mocheer/pluto

Documentation ¶

Index ¶

Constants
func Clip(target image.Image, x0, y0, width, height int) image.Image
func ClipImage(target image.Image, x0, y0, width, height int) image.Image
func ClipPNG(target image.Image, x0, y0, width, height int) image.Image
func MaskImage(src, mask image.Image, copyPoint image.Point) (draw.Image, error)
func PieceImage(src, mask image.Image, copyPoint image.Point) (draw.Image, error)
func Resize(target image.Image, width, height int) image.Image
func SaveAsGIF(target image.Image, path string) error
func SaveAsJPEG(target image.Image, path string) error
func SaveAsPNG(target image.Image, path string) error
func SaveBase64(source string, path string) (err error)
func Thumbnail(target image.Image, maxWidth, maxHeight int) image.Image
func ToBase64(target image.Image, imageType string) (data string, err error)
func ToBytes(target image.Image, imageType string) (bs []byte, err error)
func ToDataURI(target image.Image, imageType string) (data string, err error)
type Img

Constants ¶

View Source

const (
	JPEG = "jpeg"
	PNG  = "png"
	GIF  = "gif"
	BMP  = "bmp"
	TIF  = "tif"
	WEBP = "webp"
)

Variables ¶

This section is empty.

Functions ¶

func Clip ¶

func Clip(target image.Image, x0, y0, width, height int) image.Image

Clip 剪切

func ClipImage ¶

func ClipImage(target image.Image, x0, y0, width, height int) image.Image

ClipImage 剪切

func ClipPNG ¶

func ClipPNG(target image.Image, x0, y0, width, height int) image.Image

ClipPNG 裁剪

func MaskImage ¶

func MaskImage(src, mask image.Image, copyPoint image.Point) (draw.Image, error)

MaskImage 获取蒙版遮罩镂空的背景图

func PieceImage ¶

func PieceImage(src, mask image.Image, copyPoint image.Point) (draw.Image, error)

PieceImage 获取蒙版遮罩镂空的区域

func Resize ¶

func Resize(target image.Image, width, height int) image.Image

Resize 当宽度或者高度为0时，保持比例

func SaveAsGIF ¶

func SaveAsGIF(target image.Image, path string) error

SaveAsGIF

func SaveAsJPEG ¶

func SaveAsJPEG(target image.Image, path string) error

SaveAsJPEG

func SaveAsPNG ¶

func SaveAsPNG(target image.Image, path string) error

SaveAsPNG

func SaveBase64 ¶

func SaveBase64(source string, path string) (err error)

SaveBase64 将base64字串保存为图片

func Thumbnail ¶

func Thumbnail(target image.Image, maxWidth, maxHeight int) image.Image

Thumbnail

func ToBase64 ¶

func ToBase64(target image.Image, imageType string) (data string, err error)

ToJPEGBase64 将image转成各种图片编码的base64字符串

func ToBytes ¶

func ToBytes(target image.Image, imageType string) (bs []byte, err error)

ToBytes 将图片对象转成bytes字节流

func ToDataURI ¶

func ToDataURI(target image.Image, imageType string) (data string, err error)

ToDataURI 支持 data uri

Types ¶

type Img ¶

type Img struct {
	Image image.Image
	Type  string
}

func FromBytes ¶

func FromBytes(bs []byte) (*Img, error)

FromBytes 从bytes数据中实例化Picture对象

func FromFile ¶

func FromFile(path string) (*Img, error)

FromFile 从文件中读取数据实例化Picture对象

func FromImage ¶

func FromImage(ig image.Image) *Img

FromImage

func FromReader ¶

func FromReader(r io.Reader) (*Img, error)

FromReader

func (*Img) Clip ¶

func (m *Img) Clip(x0, y0, width, height int) *Img

Clip 剪切

func (*Img) ClipPNG ¶

func (m *Img) ClipPNG(x0, y0, width, height int) *Img

Clip 剪切

func (*Img) MustToBase64 ¶

func (p *Img) MustToBase64() (data string)

func (*Img) MustToDataURI ¶

func (p *Img) MustToDataURI() (data string)

func (*Img) Resize ¶

func (p *Img) Resize(width, height int) *Img

Resize 重置大小

func (*Img) Save ¶

func (p *Img) Save(path string) error

Save 保存为文件

func (*Img) Thumbnail ¶

func (p *Img) Thumbnail(width, height int) *Img

Thumbnail 缩略图

func (*Img) ToBase64 ¶

func (p *Img) ToBase64() (data string, err error)

func (*Img) ToBytes ¶

func (p *Img) ToBytes() (bs []byte, err error)

ToBytes 将图片对象转成bytes字节流

func (*Img) ToDataURI ¶

func (p *Img) ToDataURI() (data string, err error)

Source Files ¶

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