34 lines
820 B
TypeScript
34 lines
820 B
TypeScript
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export default class ImageData {
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static from(input: ImageData): ImageData {
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return new ImageData(input.data || input._data, input.width, input.height)
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}
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private _data: Buffer | Uint8Array | Uint8ClampedArray
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width: number
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height: number
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get data(): Buffer {
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if (Object.prototype.toString.call(this._data) === '[object Object]') {
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return Buffer.from(Object.values(this._data))
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}
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if (
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this._data instanceof Buffer ||
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this._data instanceof Uint8Array ||
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this._data instanceof Uint8ClampedArray
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) {
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return Buffer.from(this._data)
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}
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throw new Error('invariant')
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}
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constructor(
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data: Buffer | Uint8Array | Uint8ClampedArray,
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width: number,
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height: number
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) {
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this._data = data
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this.width = width
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this.height = height
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}
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}
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