134 lines
4.4 KiB
JavaScript
134 lines
4.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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0 && (module.exports = {
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getMetadata: null,
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processBuffer: null,
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decodeBuffer: null
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});
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function _export(target, all) {
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for(var name in all)Object.defineProperty(target, name, {
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enumerable: true,
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get: all[name]
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});
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}
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_export(exports, {
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getMetadata: function() {
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return getMetadata;
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},
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processBuffer: function() {
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return processBuffer;
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},
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decodeBuffer: function() {
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return decodeBuffer;
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}
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});
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const _jestworker = require("next/dist/compiled/jest-worker");
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const _path = /*#__PURE__*/ _interop_require_wildcard(require("path"));
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const _utils = require("../../../shared/lib/utils");
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const _os = require("os");
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function _getRequireWildcardCache(nodeInterop) {
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if (typeof WeakMap !== "function") return null;
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var cacheBabelInterop = new WeakMap();
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var cacheNodeInterop = new WeakMap();
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return (_getRequireWildcardCache = function(nodeInterop) {
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return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
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})(nodeInterop);
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}
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function _interop_require_wildcard(obj, nodeInterop) {
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if (!nodeInterop && obj && obj.__esModule) {
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return obj;
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}
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if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
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return {
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default: obj
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};
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}
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var cache = _getRequireWildcardCache(nodeInterop);
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if (cache && cache.has(obj)) {
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return cache.get(obj);
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}
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var newObj = {};
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var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
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for(var key in obj){
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if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
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var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
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if (desc && (desc.get || desc.set)) {
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Object.defineProperty(newObj, key, desc);
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} else {
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newObj[key] = obj[key];
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}
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}
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}
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newObj.default = obj;
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if (cache) {
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cache.set(obj, newObj);
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}
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return newObj;
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}
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const getWorker = (0, _utils.execOnce)(()=>new _jestworker.Worker(_path.resolve(__dirname, "impl"), {
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enableWorkerThreads: true,
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// There will be at most 6 workers needed since each worker will take
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// at least 1 operation type.
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numWorkers: Math.max(1, Math.min((0, _os.cpus)().length - 1, 6)),
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computeWorkerKey: (method)=>method
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}));
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async function getMetadata(buffer) {
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const worker = getWorker();
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const { width, height } = await worker.decodeBuffer(buffer);
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return {
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width,
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height
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};
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}
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async function processBuffer(buffer, operations, encoding, quality) {
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const worker = getWorker();
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let imageData = await worker.decodeBuffer(buffer);
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for (const operation of operations){
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if (operation.type === "rotate") {
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imageData = await worker.rotate(imageData, operation.numRotations);
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} else if (operation.type === "resize") {
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const opt = {
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image: imageData,
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width: 0,
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height: 0
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};
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if (operation.width && imageData.width && imageData.width > operation.width) {
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opt.width = operation.width;
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}
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if (operation.height && imageData.height && imageData.height > operation.height) {
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opt.height = operation.height;
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}
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if (opt.width > 0 || opt.height > 0) {
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imageData = await worker.resize(opt);
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}
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}
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}
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switch(encoding){
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case "jpeg":
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return Buffer.from(await worker.encodeJpeg(imageData, {
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quality
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}));
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case "webp":
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return Buffer.from(await worker.encodeWebp(imageData, {
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quality
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}));
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case "avif":
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const avifQuality = quality - 20;
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return Buffer.from(await worker.encodeAvif(imageData, {
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quality: Math.max(avifQuality, 0)
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}));
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case "png":
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return Buffer.from(await worker.encodePng(imageData));
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default:
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throw Error(`Unsupported encoding format`);
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}
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}
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async function decodeBuffer(buffer) {
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const worker = getWorker();
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const imageData = await worker.decodeBuffer(buffer);
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return imageData;
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}
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//# sourceMappingURL=main.js.map
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