mirror of https://github.com/Chocobozzz/PeerTube
68 lines
2.5 KiB
TypeScript
68 lines
2.5 KiB
TypeScript
import { CONFIG, VIDEO_TRANSCODING_FPS } from '../server/initializers/constants'
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import { getVideoFileBitrate, getVideoFileFPS, getVideoFileResolution, getDurationFromVideoFile } from '../server/helpers/ffmpeg-utils'
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import { getMaxBitrate } from '../shared/models/videos'
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import { VideoModel } from '../server/models/video/video'
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import { optimizeVideofile } from '../server/lib/video-transcoding'
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import { initDatabaseModels } from '../server/initializers'
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import { join, basename, dirname } from 'path'
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import { copy, remove, move } from 'fs-extra'
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run()
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.then(() => process.exit(0))
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.catch(err => {
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console.error(err)
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process.exit(-1)
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})
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let currentVideoId = null
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let currentFile = null
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process.on('SIGINT', async function () {
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console.log('Cleaning up temp files')
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await remove(`${currentFile}_backup`)
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await remove(`${dirname(currentFile)}/${currentVideoId}-transcoded.mp4`)
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process.exit(0)
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})
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async function run () {
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await initDatabaseModels(true)
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const localVideos = await VideoModel.listLocal()
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for (const video of localVideos) {
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currentVideoId = video.id
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for (const file of video.VideoFiles) {
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currentFile = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(file))
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const [ videoBitrate, fps, resolution ] = await Promise.all([
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getVideoFileBitrate(currentFile),
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getVideoFileFPS(currentFile),
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getVideoFileResolution(currentFile)
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])
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const maxBitrate = getMaxBitrate(resolution.videoFileResolution, fps, VIDEO_TRANSCODING_FPS)
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const isMaxBitrateExceeded = videoBitrate > maxBitrate
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if (isMaxBitrateExceeded) {
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console.log('Optimizing video file %s with bitrate %s kbps (max: %s kbps)',
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basename(currentFile), videoBitrate / 1000, maxBitrate / 1000)
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const backupFile = `${currentFile}_backup`
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await copy(currentFile, backupFile)
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await optimizeVideofile(video, file)
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const originalDuration = await getDurationFromVideoFile(backupFile)
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const newDuration = await getDurationFromVideoFile(currentFile)
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if (originalDuration === newDuration) {
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console.log('Finished optimizing %s', basename(currentFile))
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await remove(backupFile)
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} else {
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console.log('Failed to optimize %s, restoring original', basename(currentFile))
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move(backupFile, currentFile, { overwrite: true })
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await video.createTorrentAndSetInfoHash(file)
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await file.save()
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}
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}
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}
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}
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console.log('Finished optimizing videos')
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}
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