Documentation
¶
Index ¶
- Constants
- Variables
- func ConvertEntryPoint(root *cli.Command)
- func CreateTemp() (*os.File, error)
- func CreateTempInRAM() (*os.File, error)
- func Encode(output io.Writer, img image.Image, format_mime string) (err error)
- func FitImage(width, height, pwidth, pheight int) (final_width int, final_height int)
- func MakeTempDir(template string) (ans string, err error)
- func NewNRGBAWithContiguousRGBAPixels(p []byte, left, top, width, height int) (*image.NRGBA, error)
- type Context
- func (self *Context) EffectiveNumberOfThreads() int
- func (self *Context) NumberOfThreads() int
- func (self *Context) Paste(background image.Image, img image.Image, pos image.Point, ...)
- func (self *Context) PasteCenter(background image.Image, img image.Image, opaque_bg *imaging.NRGBColor)
- func (self *Context) SafeParallel(start, stop int, fn func(<-chan int)) (err error)
- func (self *Context) SetNumberOfThreads(n int)
- type ImageData
- func ImageFromSerialized(m SerializableImageMetadata, data [][]byte) (*ImageData, error)
- func NewImageData(ic *imaging.Image) (ans *ImageData)
- func OpenImageFromPath(path string, opts ...imaging.DecodeOption) (ans *ImageData, err error)
- func OpenImageFromReader(r io.Reader, opts ...imaging.DecodeOption) (ans *ImageData, s io.Reader, err error)
- type ImageFrame
- func (self *ImageFrame) Data() (num_channels, bits_per_channel int, has_alpha_channel bool, ans []byte)
- func (self *ImageFrame) DataAsSHM(pattern string) (ans shm.MMap, err error)
- func (ans ImageFrame) Resize(x_frac, y_frac float64) *ImageFrame
- func (self *ImageFrame) SaveAsUncompressedPNG(output io.Writer) error
- func (s *ImageFrame) Serialize() SerializableImageFrame
- type SerializableImageFrame
- type SerializableImageMetadata
Constants ¶
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const SERIALIZE_VERSION = 1
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const TempTemplate = "kitty-tty-graphics-protocol-*"
Variables ¶
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var DecodableImageTypes = map[string]bool{ "image/jpeg": true, "image/png": true, "image/bmp": true, "image/tiff": true, "image/webp": true, "image/gif": true, "image/x-portable-anymap": true, "image/x-portable-bitmap": true, "image/x-portable-graymap": true, "image/x-portable-pixmap": true, "image/x-portable-arbitrarymap": true, }
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var EncodableImageTypes = map[string]bool{ "image/jpeg": true, "image/png": true, "image/bmp": true, "image/tiff": true, "image/gif": true, }
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var NumberToDiacritic = [297]rune{}/* 297 elements not displayed */
Functions ¶
func ConvertEntryPoint ¶
func CreateTemp ¶
func CreateTempInRAM ¶
func MakeTempDir ¶
Types ¶
type Context ¶
type Context struct {
// contains filtered or unexported fields
}
func (*Context) EffectiveNumberOfThreads ¶ added in v0.42.2
func (*Context) NumberOfThreads ¶
func (*Context) Paste ¶
func (self *Context) Paste(background image.Image, img image.Image, pos image.Point, opaque_bg *imaging.NRGBColor)
Paste pastes the img image to the background image at the specified position. Optionally composing onto the specified opaque color.
func (*Context) PasteCenter ¶
func (self *Context) PasteCenter(background image.Image, img image.Image, opaque_bg *imaging.NRGBColor)
PasteCenter pastes the img image to the center of the background image. Optionally composing onto the specified opaque color.
func (*Context) SafeParallel ¶ added in v0.44.0
parallel processes the data in separate goroutines. If any of them panics, returns an error. Note that if multiple goroutines panic, only one error is returned.
func (*Context) SetNumberOfThreads ¶
type ImageData ¶
type ImageData struct {
Width, Height int
Format_uppercase string
Frames []*ImageFrame
}
func ImageFromSerialized ¶ added in v0.44.0
func ImageFromSerialized(m SerializableImageMetadata, data [][]byte) (*ImageData, error)
func NewImageData ¶ added in v0.45.0
func OpenImageFromPath ¶
func OpenImageFromPath(path string, opts ...imaging.DecodeOption) (ans *ImageData, err error)
func OpenImageFromReader ¶ added in v0.45.0
func (*ImageData) Serialize ¶ added in v0.44.0
func (self *ImageData) Serialize() (SerializableImageMetadata, [][]byte)
func (*ImageData) SerializeOnlyMetadata ¶ added in v0.44.0
func (self *ImageData) SerializeOnlyMetadata() SerializableImageMetadata
type ImageFrame ¶
type ImageFrame struct {
Width, Height, Left, Top int
Number int // 1-based number
Compose_onto int // number of frame to compose onto
Delay_ms int32 // negative for gapless frame, zero ignored, positive is number of ms
Replace bool // do a replace rather than an alpha blend
Is_opaque bool
Img image.Image
}
func ImageFrameFromSerialized ¶ added in v0.44.0
func ImageFrameFromSerialized(s SerializableImageFrame, data []byte) (aa *ImageFrame, err error)
func (*ImageFrame) Data ¶
func (self *ImageFrame) Data() (num_channels, bits_per_channel int, has_alpha_channel bool, ans []byte)
func (*ImageFrame) DataAsSHM ¶
func (self *ImageFrame) DataAsSHM(pattern string) (ans shm.MMap, err error)
func (ImageFrame) Resize ¶
func (ans ImageFrame) Resize(x_frac, y_frac float64) *ImageFrame
func (*ImageFrame) SaveAsUncompressedPNG ¶ added in v0.44.0
func (self *ImageFrame) SaveAsUncompressedPNG(output io.Writer) error
func (*ImageFrame) Serialize ¶ added in v0.44.0
func (s *ImageFrame) Serialize() SerializableImageFrame
type SerializableImageFrame ¶ added in v0.44.0
type SerializableImageFrame struct {
Width, Height, Left, Top int
Number int // 1-based number
Compose_onto int // number of frame to compose onto
Delay_ms int // negative for gapless frame, zero ignored, positive is number of ms
Replace bool // do a replace rather than an alpha blend
Is_opaque bool
Size int // size in bytes of the serialized data
Number_of_channels int
Bits_per_channel int
Has_alpha_channel bool
}
type SerializableImageMetadata ¶ added in v0.44.0
type SerializableImageMetadata struct {
Version int
Width, Height int
Format_uppercase string
Frames []SerializableImageFrame
}
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