diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/updateBackgrounds.js | 44 |
1 files changed, 41 insertions, 3 deletions
diff --git a/scripts/updateBackgrounds.js b/scripts/updateBackgrounds.js index e2c74f2..425e2fe 100644 --- a/scripts/updateBackgrounds.js +++ b/scripts/updateBackgrounds.js @@ -1,10 +1,48 @@ -import fs from 'fs' +import { promises as fs } from 'fs' +import { ImagePool } from '@squoosh/lib' +import { cpus } from 'os' + +const imagePool = new ImagePool(cpus().length) // read the file names in the backgrounds folder -const backgrounds = fs.readdirSync('static/backgrounds') +const backgrounds = await fs.readdir('static/backgrounds') -await fs.promises.writeFile( +await fs.writeFile( 'src/_backgrounds.json', JSON.stringify(backgrounds), { encoding: 'utf8' } ) + +// resize the backgrounds + +async function resizeBackground(name) { + const file = await fs.readFile(`static/backgrounds/${name}`) + const image = imagePool.ingestImage(file) + + const preprocessOptions = { + resize: { + width: 512, + }, + } + await image.preprocess(preprocessOptions) + + await image.encode({ + mozjpeg: { + quality: 30, + }, + }) + + const rawEncodedImage = await image.encodedWith.mozjpeg + + await fs.writeFile(`static/backgrounds-small/${name}`, rawEncodedImage.binary) +} + +try { + await fs.rm('static/backgrounds-small', { recursive: true }) +} catch { + // it errors if the directory already doesn't exist +} +await fs.mkdir('static/backgrounds-small', { recursive: true }) + +await Promise.all(backgrounds.map(b => resizeBackground(b))) +await imagePool.close() |