24 lines
728 B
JavaScript
24 lines
728 B
JavaScript
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const getImageSize = require('image-size');
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const { svg, xlink } = require('../../namespaces');
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/**
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* TODO rasterToSVG#getPixelRatioFromFilename
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* @param {Buffer} buffer
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* @return {string}
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*/
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function rasterToSVG(buffer) {
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const info = getImageSize(buffer);
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const { width, height, type } = info;
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const defaultNS = `${svg.name}="${svg.uri}"`;
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const xlinkNS = `${xlink.name}="${xlink.uri}"`;
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const data = `data:image/${type};base64,${buffer.toString('base64')}`;
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return [
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`<svg ${defaultNS} ${xlinkNS} width="${width}" height="${height}" viewBox="0 0 ${width} ${height}">`,
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`<image xlink:href="${data}" width="${width}" height="${height}" />`,
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'</svg>'
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].join('');
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}
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module.exports = rasterToSVG;
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