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edp445/node_modules/@napi-rs/canvas/index.d.ts

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TypeScript

// Clear all type of caches in Skia
export function clearAllCache(): void
export interface DOMMatrix2DInit {
a: number
b: number
c: number
d: number
e: number
f: number
}
interface DOMMatrixReadOnly {
readonly a: number
readonly b: number
readonly c: number
readonly d: number
readonly e: number
readonly f: number
readonly is2D: boolean
readonly isIdentity: boolean
readonly m11: number
readonly m12: number
readonly m13: number
readonly m14: number
readonly m21: number
readonly m22: number
readonly m23: number
readonly m24: number
readonly m31: number
readonly m32: number
readonly m33: number
readonly m34: number
readonly m41: number
readonly m42: number
readonly m43: number
readonly m44: number
flipX(): DOMMatrix
flipY(): DOMMatrix
inverse(): DOMMatrix
multiply(other?: DOMMatrixInit): DOMMatrix
rotate(rotX?: number, rotY?: number, rotZ?: number): DOMMatrix
rotateAxisAngle(x?: number, y?: number, z?: number, angle?: number): DOMMatrix
rotateFromVector(x?: number, y?: number): DOMMatrix
scale(
scaleX?: number,
scaleY?: number,
scaleZ?: number,
originX?: number,
originY?: number,
originZ?: number,
): DOMMatrix
scale3d(scale?: number, originX?: number, originY?: number, originZ?: number): DOMMatrix
skewX(sx?: number): DOMMatrix
skewY(sy?: number): DOMMatrix
toFloat32Array(): Float32Array
toFloat64Array(): Float64Array
transformPoint(point?: DOMPointInit): DOMPoint
translate(tx?: number, ty?: number, tz?: number): DOMMatrix
toString(): string
}
export interface DOMMatrix extends DOMMatrixReadOnly {
a: number
b: number
c: number
d: number
e: number
f: number
m11: number
m12: number
m13: number
m14: number
m21: number
m22: number
m23: number
m24: number
m31: number
m32: number
m33: number
m34: number
m41: number
m42: number
m43: number
m44: number
invertSelf(): DOMMatrix
multiplySelf(other?: DOMMatrixInit): DOMMatrix
preMultiplySelf(other?: DOMMatrixInit): DOMMatrix
rotateAxisAngleSelf(x?: number, y?: number, z?: number, angle?: number): DOMMatrix
rotateFromVectorSelf(x?: number, y?: number): DOMMatrix
rotateSelf(rotX?: number, rotY?: number, rotZ?: number): DOMMatrix
scale3dSelf(scale?: number, originX?: number, originY?: number, originZ?: number): DOMMatrix
scaleSelf(
scaleX?: number,
scaleY?: number,
scaleZ?: number,
originX?: number,
originY?: number,
originZ?: number,
): DOMMatrix
setMatrixValue(transformList: string): DOMMatrix
skewXSelf(sx?: number): DOMMatrix
skewYSelf(sy?: number): DOMMatrix
translateSelf(tx?: number, ty?: number, tz?: number): DOMMatrix
toJSON(): { [K in OmitNeverOfMatrix]: DOMMatrix[K] }
}
type OmitMatrixMethod = {
[K in keyof DOMMatrix]: DOMMatrix[K] extends (...args: any[]) => any ? never : K
}
type OmitNeverOfMatrix = OmitMatrixMethod[keyof OmitMatrixMethod]
export const DOMMatrix: {
prototype: DOMMatrix
new (init?: string | number[]): DOMMatrix
fromFloat32Array(array32: Float32Array): DOMMatrix
fromFloat64Array(array64: Float64Array): DOMMatrix
fromMatrix(other?: DOMMatrixInit): DOMMatrix
}
interface DOMRectReadOnly {
readonly bottom: number
readonly height: number
readonly left: number
readonly right: number
readonly top: number
readonly width: number
readonly x: number
readonly y: number
}
export interface DOMRect extends DOMRectReadOnly {
height: number
width: number
x: number
y: number
toJSON(): Omit<this, 'toJSON' | 'fromRect'>
}
export const DOMRect: {
prototype: DOMRect
new (x?: number, y?: number, width?: number, height?: number): DOMRect
fromRect(other?: DOMRectInit): DOMRect
}
interface DOMPointReadOnly {
readonly w: number
readonly x: number
readonly y: number
readonly z: number
matrixTransform(matrix?: DOMMatrixInit): DOMPoint
}
export interface DOMPoint extends DOMPointReadOnly {
w: number
x: number
y: number
z: number
toJSON(): Omit<DOMPoint, 'matrixTransform' | 'toJSON'>
}
export const DOMPoint: {
prototype: DOMPoint
new (x?: number, y?: number, z?: number, w?: number): DOMPoint
fromPoint(other?: DOMPointInit): DOMPoint
}
export class ImageData {
/**
* Returns the one-dimensional array containing the data in RGBA order, as integers in the range 0 to 255.
*/
readonly data: Uint8ClampedArray
/**
* Returns the actual dimensions of the data in the ImageData object, in pixels.
*/
readonly height: number
/**
* Returns the actual dimensions of the data in the ImageData object, in pixels.
*/
readonly width: number
constructor(sw: number, sh: number, attr?: { colorSpace?: ColorSpace })
constructor(imageData: ImageData, attr?: { colorSpace?: ColorSpace })
constructor(data: Uint8ClampedArray, sw: number, sh?: number)
}
export class Image {
constructor()
// attrs only affects SVG
constructor(width: number, height: number, attrs?: { colorSpace?: ColorSpace })
width: number
height: number
readonly naturalWidth: number
readonly naturalHeight: number
readonly complete: boolean
alt: string
src: Buffer
}
export class Path2D {
constructor(path?: Path2D | string)
addPath(path: Path2D, transform?: DOMMatrix2DInit): void
arc(x: number, y: number, radius: number, startAngle: number, endAngle: number, anticlockwise?: boolean): void
arcTo(x1: number, y1: number, x2: number, y2: number, radius: number): void
bezierCurveTo(cp1x: number, cp1y: number, cp2x: number, cp2y: number, x: number, y: number): void
closePath(): void
ellipse(
x: number,
y: number,
radiusX: number,
radiusY: number,
rotation: number,
startAngle: number,
endAngle: number,
anticlockwise?: boolean,
): void
lineTo(x: number, y: number): void
moveTo(x: number, y: number): void
quadraticCurveTo(cpx: number, cpy: number, x: number, y: number): void
rect(x: number, y: number, w: number, h: number): void
// PathKit methods
op(path: Path2D, operation: PathOp): Path2D
toSVGString(): string
getFillType(): FillType
getFillTypeString(): string
setFillType(type: FillType): void
simplify(): Path2D
asWinding(): Path2D
stroke(stroke?: StrokeOptions): Path2D
transform(transform: DOMMatrix2DInit): Path2D
getBounds(): [left: number, top: number, right: number, bottom: number]
computeTightBounds(): [left: number, top: number, right: number, bottom: number]
trim(start: number, end: number, isComplement?: boolean): Path2D
dash(on: number, off: number, phase: number): Path2D
equals(path: Path2D): boolean
}
export interface StrokeOptions {
width?: number
miterLimit?: number
cap?: StrokeCap
join?: StrokeJoin
}
export interface SKRSContext2D
extends Omit<
CanvasRenderingContext2D,
'drawImage' | 'createPattern' | 'getTransform' | 'drawFocusIfNeeded' | 'scrollPathIntoView'
> {
/**
* @param startAngle The angle at which to begin the gradient, in radians. Angle measurements start vertically above the centre and move around clockwise.
* @param x The x-axis coordinate of the centre of the gradient.
* @param y The y-axis coordinate of the centre of the gradient.
*/
createConicGradient(startAngle: number, x: number, y: number): CanvasGradient
drawImage(image: Image | Canvas, dx: number, dy: number): void
drawImage(image: Image | Canvas, dx: number, dy: number, dw: number, dh: number): void
drawImage(
image: Image | Canvas,
sx: number,
sy: number,
sw: number,
sh: number,
dx: number,
dy: number,
dw: number,
dh: number,
): void
createPattern(
image: Image | ImageData,
repeat: 'repeat' | 'repeat-x' | 'repeat-y' | 'no-repeat' | null,
): CanvasPattern
getContextAttributes(): { alpha: boolean; desynchronized: boolean }
getTransform(): {
a: number
b: number
c: number
d: number
e: number
f: number
}
}
export type ColorSpace = 'srgb' | 'display-p3'
export interface ContextAttributes {
alpha?: boolean
colorSpace?: ColorSpace
}
export interface SvgCanvas {
width: number
height: number
getContext(contextType: '2d', contextAttributes?: ContextAttributes): SKRSContext2D
getContent(): Buffer
}
export interface AvifConfig {
/** 0-100 scale, 100 is lossless */
quality?: number
/** 0-100 scale */
alphaQuality?: number
/** rav1e preset 1 (slow) 10 (fast but crappy), default is 4 */
speed?: number
/** How many threads should be used (0 = match core count) */
threads?: number
/** set to '4:2:0' to use chroma subsampling, default '4:4:4' */
chromaSubsampling?: ChromaSubsampling
}
/**
* https://en.wikipedia.org/wiki/Chroma_subsampling#Types_of_sampling_and_subsampling
* https://developer.mozilla.org/en-US/docs/Web/Media/Formats/Video_concepts
*/
export enum ChromaSubsampling {
/**
* Each of the three Y'CbCr components has the same sample rate, thus there is no chroma subsampling. This scheme is sometimes used in high-end film scanners and cinematic post-production.
* Note that "4:4:4" may instead be wrongly referring to R'G'B' color space, which implicitly also does not have any chroma subsampling (except in JPEG R'G'B' can be subsampled).
* Formats such as HDCAM SR can record 4:4:4 R'G'B' over dual-link HD-SDI.
*/
Yuv444 = 0,
/**
* The two chroma components are sampled at half the horizontal sample rate of luma: the horizontal chroma resolution is halved. This reduces the bandwidth of an uncompressed video signal by one-third.
* Many high-end digital video formats and interfaces use this scheme:
* - [AVC-Intra 100](https://en.wikipedia.org/wiki/AVC-Intra)
* - [Digital Betacam](https://en.wikipedia.org/wiki/Betacam#Digital_Betacam)
* - [Betacam SX](https://en.wikipedia.org/wiki/Betacam#Betacam_SX)
* - [DVCPRO50](https://en.wikipedia.org/wiki/DV#DVCPRO) and [DVCPRO HD](https://en.wikipedia.org/wiki/DV#DVCPRO_HD)
* - [Digital-S](https://en.wikipedia.org/wiki/Digital-S)
* - [CCIR 601](https://en.wikipedia.org/wiki/Rec._601) / [Serial Digital Interface](https://en.wikipedia.org/wiki/Serial_digital_interface) / [D1](https://en.wikipedia.org/wiki/D-1_(Sony))
* - [ProRes (HQ, 422, LT, and Proxy)](https://en.wikipedia.org/wiki/Apple_ProRes)
* - [XDCAM HD422](https://en.wikipedia.org/wiki/XDCAM)
* - [Canon MXF HD422](https://en.wikipedia.org/wiki/Canon_XF-300)
*/
Yuv422 = 1,
/**
* n 4:2:0, the horizontal sampling is doubled compared to 4:1:1,
* but as the **Cb** and **Cr** channels are only sampled on each alternate line in this scheme, the vertical resolution is halved.
* The data rate is thus the same.
* This fits reasonably well with the PAL color encoding system, since this has only half the vertical chrominance resolution of [NTSC](https://en.wikipedia.org/wiki/NTSC).
* It would also fit extremely well with the [SECAM](https://en.wikipedia.org/wiki/SECAM) color encoding system,
* since like that format, 4:2:0 only stores and transmits one color channel per line (the other channel being recovered from the previous line).
* However, little equipment has actually been produced that outputs a SECAM analogue video signal.
* In general, SECAM territories either have to use a PAL-capable display or a [transcoder](https://en.wikipedia.org/wiki/Transcoding) to convert the PAL signal to SECAM for display.
*/
Yuv420 = 2,
/**
* What if the chroma subsampling model is 4:0:0?
* That says to use every pixel of luma data, but that each row has 0 chroma samples applied to it. The resulting image, then, is comprised solely of the luminance data—a greyscale image.
*/
Yuv400 = 3,
}
export class Canvas {
constructor(width: number, height: number, flag?: SvgExportFlag)
width: number
height: number
getContext(contextType: '2d', contextAttributes?: ContextAttributes): SKRSContext2D
encodeSync(format: 'webp' | 'jpeg', quality?: number): Buffer
encodeSync(format: 'png'): Buffer
encodeSync(format: 'avif', cfg?: AvifConfig): Buffer
encode(format: 'webp' | 'jpeg', quality?: number): Promise<Buffer>
encode(format: 'png'): Promise<Buffer>
encode(format: 'avif', cfg?: AvifConfig): Promise<Buffer>
toBuffer(mime: 'image/png'): Buffer
toBuffer(mime: 'image/jpeg' | 'image/webp', quality?: number): Buffer
toBuffer(mime: 'image/avif', cfg?: AvifConfig): Buffer
// raw pixels
data(): Buffer
toDataURL(mime?: 'image/png'): string
toDataURL(mime: 'image/jpeg' | 'image/webp', quality?: number): string
toDataURL(mime?: 'image/jpeg' | 'image/webp' | 'image/png', quality?: number): string
toDataURL(mime?: 'image/avif', cfg?: AvifConfig): string
toDataURLAsync(mime?: 'image/png'): Promise<string>
toDataURLAsync(mime: 'image/jpeg' | 'image/webp', quality?: number): Promise<string>
toDataURLAsync(mime?: 'image/jpeg' | 'image/webp' | 'image/png', quality?: number): Promise<string>
toDataURLAsync(mime?: 'image/avif', cfg?: AvifConfig): Promise<string>
}
export function createCanvas(width: number, height: number): Canvas
export function createCanvas(width: number, height: number, svgExportFlag: SvgExportFlag): SvgCanvas
interface IGlobalFonts {
readonly families: {
family: string
styles: {
weight: number
width: string
style: string
}[]
}[]
// return true if succeeded
register(font: Buffer, nameAlias?: string): boolean
// absolute path
registerFromPath(path: string, nameAlias?: string): boolean
has(name: string): boolean
loadFontsFromDir(path: string): number
}
export const GlobalFonts: IGlobalFonts
export enum PathOp {
Difference = 0, // subtract the op path from the first path
Intersect = 1, // intersect the two paths
Union = 2, // union (inclusive-or) the two paths
Xor = 3, // exclusive-or the two paths
ReverseDifference = 4, // subtract the first path from the op path
}
export enum FillType {
Winding = 0,
EvenOdd = 1,
InverseWinding = 2,
InverseEvenOdd = 3,
}
export enum StrokeJoin {
Miter = 0,
Round = 1,
Bevel = 2,
}
export enum StrokeCap {
Butt = 0,
Round = 1,
Square = 2,
}
export enum SvgExportFlag {
ConvertTextToPaths = 0x01,
NoPrettyXML = 0x02,
RelativePathEncoding = 0x04,
}
export function convertSVGTextToPath(svg: Buffer | string): Buffer
export interface LoadImageOptions {
alt?: string
maxRedirects?: number
requestOptions?: import('http').RequestOptions
}
export function loadImage(
source: string | URL | Buffer | ArrayBufferLike | Uint8Array | Image | import('stream').Readable,
options?: LoadImageOptions,
): Promise<Image>