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Filename : extractMetadata.js
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"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractMetadata = void 0;
const node_webpmux_1 = require("node-webpmux");
/**
 * Extracts metadata from a WebP image.
 * @param {Buffer}image - The image buffer to extract metadata from
 */
const extractMetadata = (image) => __awaiter(void 0, void 0, void 0, function* () {
    var _a, _b, _c;
    const img = new node_webpmux_1.Image();
    yield img.load(image);
    const exif = (_b = (_a = img.exif) === null || _a === void 0 ? void 0 : _a.toString('utf-8')) !== null && _b !== void 0 ? _b : '{}';
    return JSON.parse((_c = exif.substring(exif.indexOf('{'), exif.lastIndexOf('}') + 1)) !== null && _c !== void 0 ? _c : '{}');
});
exports.extractMetadata = extractMetadata;