30 lines
914 B
TypeScript
30 lines
914 B
TypeScript
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// import ColorThief from 'colorthief';
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import sharp from 'sharp';
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import Prevvy from 'prevvy';
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import path from 'path';
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import { getTmpFile } from 'utils';
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export async function getProminentColor(imageFile: string): Promise<string> {
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const { dominant } = await sharp(imageFile).stats();
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const { r, g, b } = dominant;
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return rgbToHex(r, g, b);
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}
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export function rgbToHex(r: number, g: number, b: number): string {
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return "#" + (1 << 24 | r << 16 | g << 8 | b).toString(16).slice(1);
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}
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export async function getStoryboard(imageFileOrUrl: string): Promise<string> {
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let base = path.basename(imageFileOrUrl);
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let outputImagePath = getTmpFile(base);
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let options = {
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input: imageFileOrUrl,
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output: outputImagePath,
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width: 265,
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cols: 5,
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rows: 5,
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};
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let prevvy = new Prevvy(options);
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await prevvy.generate();
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return outputImagePath;
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}
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