mirror of https://github.com/Chocobozzz/PeerTube
				
				
				
			
		
			
				
	
	
		
			81 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			TypeScript
		
	
	
| import { registerTSPaths } from '../server/helpers/register-ts-paths'
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| registerTSPaths()
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| 
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| import { VIDEO_TRANSCODING_FPS } from '../server/initializers/constants'
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| import { getDurationFromVideoFile, getVideoFileBitrate, getVideoFileFPS, getVideoFileResolution } 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 { optimizeOriginalVideofile } from '../server/lib/video-transcoding'
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| import { initDatabaseModels } from '../server/initializers'
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| import { basename, dirname } from 'path'
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| import { copy, move, remove } from 'fs-extra'
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| import { createTorrentAndSetInfoHash } from '@server/helpers/webtorrent'
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| import { getVideoFilePath } from '@server/lib/video-paths'
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| 
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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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| 
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| let currentVideoId = null
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| let currentFile = null
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| 
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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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| 
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| async function run () {
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|   await initDatabaseModels(true)
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| 
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|   const localVideos = await VideoModel.listLocal()
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| 
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|   for (const video of localVideos) {
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|     currentVideoId = video.id
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| 
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|     for (const file of video.VideoFiles) {
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|       currentFile = getVideoFilePath(video, file)
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| 
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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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| 
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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(
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|           '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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|         )
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| 
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|         const backupFile = `${currentFile}_backup`
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|         await copy(currentFile, backupFile)
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| 
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|         await optimizeOriginalVideofile(video, file)
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| 
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|         const originalDuration = await getDurationFromVideoFile(backupFile)
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|         const newDuration = await getDurationFromVideoFile(currentFile)
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| 
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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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|           continue
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|         }
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| 
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|         console.log('Failed to optimize %s, restoring original', basename(currentFile))
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|         await move(backupFile, currentFile, { overwrite: true })
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|         await createTorrentAndSetInfoHash(video, 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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