Image/example.mjs
2022-04-18 13:49:54 +08:00

31 lines
1.0 KiB
JavaScript

import { readFileSync, writeFileSync } from 'fs'
import { losslessCompressPngSync, compressJpegSync, pngQuantizeSync, Transformer } from '@napi-rs/image'
const PNG = readFileSync('./un-optimized.png')
const JPEG = readFileSync('./un-optimized.jpg')
// https://github.com/ianare/exif-samples/blob/master/jpg/orientation/portrait_5.jpg
const WITH_EXIF = readFileSync('./with-exif.jpg')
writeFileSync('optimized-lossless.png', losslessCompressPngSync(PNG))
writeFileSync('optimized-lossy.png', pngQuantizeSync(PNG))
writeFileSync('optimized-lossless.jpg', compressJpegSync(readFileSync('./un-optimized.jpg')))
writeFileSync('optimized-lossless.webp', new Transformer(PNG).webpLosslessSync())
writeFileSync('optimized-lossy-jpeg.webp', new Transformer(JPEG).webpSync(90))
writeFileSync('optimized-lossy.webp', new Transformer(PNG).webpSync(90))
writeFileSync('optimized.avif', new Transformer(PNG).avifSync())
writeFileSync(
'output-exif.webp',
await new Transformer(WITH_EXIF)
.rotate()
.resize(450 / 2)
.webp(75),
)