58 lines
1.5 KiB
TypeScript
58 lines
1.5 KiB
TypeScript
const sharp = require("sharp");
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import { logger } from "./logger.utils";
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import { ISharpResizedImageStats } from "threetwo-ui-typings";
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const imghash = require("imghash");
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const leven = require("leven");
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import { isNull, reject } from "lodash";
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export const extractMetadataFromImage = async (
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imageFilePath: string
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): Promise<unknown> => {
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const image = await sharp(imageFilePath)
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.metadata()
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.then((metadata) => {
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return metadata;
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});
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return image;
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};
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export const resizeImage = async (
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imageFile: string | Buffer,
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outputPath: string,
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newWidth: number,
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newHeight?: number
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): Promise<ISharpResizedImageStats> => {
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return new Promise((resolve, reject) => {
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sharp(imageFile)
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.resize(newWidth)
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.toFile(`${outputPath}`, (err, info) => {
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if (err) {
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logger.error("Failed to resize image:");
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logger.error(err);
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reject(err);
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}
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logger.info("Image file resized with the following parameters:");
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logger.info(info);
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resolve(info);
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});
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});
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};
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export const calculateLevenshteinDistance = async (
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imagePath1: string,
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imagePath2: string
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): Promise<Record<string, unknown>> => {
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console.log("AGANTUK", imagePath1)
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const hash1 = await imghash.hash(imagePath1);
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const hash2 = await imghash.hash(imagePath2);
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console.log("HASHISH", hash1)
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if (!isNull(hash1) && !isNull(hash2)) {
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return new Promise((resolve, reject) => {
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resolve({ levenshteinDistance: leven(hash1, hash2) });
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});
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} else {
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reject("Can't calculate the Levenshtein distance")
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}
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};
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