kk_image

Documentation

Index

• type ConfigImage
  • func (c *ConfigImage) Close()
  • func (c *ConfigImage) Init()
• type Image
  • func NewImageFromBuffer(buf []byte) (img *Image, err error)
  • func NewImageFromFile(fileStream *os.File) (img *Image, err error)
  • func NewImageFromFileHeader(fileHeader multipart.FileHeader) (img *Image, err error)
  • func (img *Image) CheckSize(maxSize kk_file.FileSize) (support bool)
  • func (img *Image) Copy() *Image
  • func (img *Image) GetResizedImage() (uploadDataReader *bytes.Reader, err error)
  • func (img *Image) Resize() ([]byte, error)
  • func (img *Image) SetTargetSizeType(targetSize TargetSize, targetType kk_file.FileType) *Image
• type TargetSize
  • func (ts TargetSize) String() string

Types

type ConfigImage

type ConfigImage struct {
	VipsConfig *vips.Config
}

func (*ConfigImage) Close

func (c *ConfigImage) Close()

func (*ConfigImage) Init

func (c *ConfigImage) Init()

type Image

type Image struct {
	TargetSize TargetSize
	TargetType kk_file.FileType
	SourceType kk_file.FileType
	// contains filtered or unexported fields
}

func NewImageFromBuffer

func NewImageFromBuffer(buf []byte) (img *Image, err error)

func NewImageFromFile

func NewImageFromFile(fileStream *os.File) (img *Image, err error)

func NewImageFromFileHeader

func NewImageFromFileHeader(fileHeader multipart.FileHeader) (img *Image, err error)

func (*Image) CheckSize

func (img *Image) CheckSize(maxSize kk_file.FileSize) (support bool)

func (*Image) Copy

func (img *Image) Copy() *Image

func (*Image) GetResizedImage

func (img *Image) GetResizedImage() (uploadDataReader *bytes.Reader, err error)

GetResizedImage 获取压缩后用于上传的图片数据

func (*Image) Resize

func (img *Image) Resize() ([]byte, error)

Resize 生成文件流

func (*Image) SetTargetSizeType

func (img *Image) SetTargetSizeType(targetSize TargetSize, targetType kk_file.FileType) *Image

type TargetSize

type TargetSize string

const (
	Small    TargetSize = "small"
	Medium   TargetSize = "medium"
	Original TargetSize = "original"
)

func (TargetSize) String

func (ts TargetSize) String() string