PeerTube/server/scripts/regenerate-thumbnails.ts

65 lines
1.8 KiB
TypeScript

import Bluebird from 'bluebird'
import { program } from 'commander'
import { pathExists, remove } from 'fs-extra/esm'
import { generateImageFilename, processImage } from '@server/helpers/image-utils.js'
import { THUMBNAILS_SIZE } from '@server/initializers/constants.js'
import { initDatabaseModels } from '@server/initializers/database.js'
import { VideoModel } from '@server/models/video/video.js'
program
.description('Regenerate local thumbnails using preview files')
.parse(process.argv)
run()
.then(() => process.exit(0))
.catch(err => console.error(err))
async function run () {
await initDatabaseModels(true)
const ids = await VideoModel.listLocalIds()
await Bluebird.map(ids, id => {
return processVideo(id)
.catch(err => console.error('Cannot process video %d.', id, err))
}, { concurrency: 20 })
}
async function processVideo (id: number) {
const video = await VideoModel.loadWithFiles(id)
console.log('Processing video %s.', video.name)
const thumbnail = video.getMiniature()
const preview = video.getPreview()
const previewPath = preview.getPath()
if (!await pathExists(previewPath)) {
throw new Error(`Preview ${previewPath} does not exist on disk`)
}
const size = {
width: THUMBNAILS_SIZE.width,
height: THUMBNAILS_SIZE.height
}
const oldPath = thumbnail.getPath()
// Update thumbnail
thumbnail.filename = generateImageFilename()
thumbnail.width = size.width
thumbnail.height = size.height
const thumbnailPath = thumbnail.getPath()
await processImage({ path: previewPath, destination: thumbnailPath, newSize: size, keepOriginal: true })
// Save new attributes
await thumbnail.save()
// Remove old thumbnail
await remove(oldPath)
// Don't federate, remote instances will refresh the thumbnails after a while
}