PeerTube/server/core/lib/video-file.ts

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import { ffprobePromise, getVideoStreamDimensionsInfo, getVideoStreamFPS, isAudioFile } from '@peertube/peertube-ffmpeg'
import { FileStorage, VideoFileMetadata, VideoResolution } from '@peertube/peertube-models'
import { getFileSize, getLowercaseExtension } from '@peertube/peertube-node-utils'
import { logger, loggerTagsFactory } from '@server/helpers/logger.js'
import { CONFIG } from '@server/initializers/config.js'
import { MIMETYPES } from '@server/initializers/constants.js'
import { VideoFileModel } from '@server/models/video/video-file.js'
import { VideoSourceModel } from '@server/models/video/video-source.js'
import { MVideo, MVideoFile, MVideoId, MVideoWithAllFiles } from '@server/types/models/index.js'
import { FfprobeData } from 'fluent-ffmpeg'
import { move, remove } from 'fs-extra'
import { lTags } from './object-storage/shared/index.js'
import { storeOriginalVideoFile } from './object-storage/videos.js'
import { generateHLSVideoFilename, generateWebVideoFilename } from './paths.js'
import { VideoPathManager } from './video-path-manager.js'
export async function buildNewFile (options: {
path: string
mode: 'web-video' | 'hls'
ffprobe?: FfprobeData
}) {
const { path, mode, ffprobe: probeArg } = options
const probe = probeArg ?? await ffprobePromise(path)
const size = await getFileSize(path)
const videoFile = new VideoFileModel({
extname: getLowercaseExtension(path),
size,
metadata: await buildFileMetadata(path, probe)
})
if (await isAudioFile(path, probe)) {
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videoFile.fps = 0
videoFile.resolution = VideoResolution.H_NOVIDEO
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videoFile.width = 0
videoFile.height = 0
} else {
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const dimensions = await getVideoStreamDimensionsInfo(path, probe)
videoFile.fps = await getVideoStreamFPS(path, probe)
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videoFile.resolution = dimensions.resolution
videoFile.width = dimensions.width
videoFile.height = dimensions.height
}
videoFile.filename = mode === 'web-video'
? generateWebVideoFilename(videoFile.resolution, videoFile.extname)
: generateHLSVideoFilename(videoFile.resolution)
return videoFile
}
// ---------------------------------------------------------------------------
export async function removeHLSPlaylist (video: MVideoWithAllFiles) {
const hls = video.getHLSPlaylist()
if (!hls) return
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const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
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try {
await video.removeStreamingPlaylistFiles(hls)
await hls.destroy()
video.VideoStreamingPlaylists = video.VideoStreamingPlaylists.filter(p => p.id !== hls.id)
} finally {
videoFileMutexReleaser()
}
}
export async function removeHLSFile (video: MVideoWithAllFiles, fileToDeleteId: number) {
logger.info('Deleting HLS file %d of %s.', fileToDeleteId, video.url, lTags(video.uuid))
const hls = video.getHLSPlaylist()
const files = hls.VideoFiles
if (files.length === 1) {
await removeHLSPlaylist(video)
return undefined
}
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const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
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try {
const toDelete = files.find(f => f.id === fileToDeleteId)
await video.removeStreamingPlaylistVideoFile(video.getHLSPlaylist(), toDelete)
await toDelete.destroy()
hls.VideoFiles = hls.VideoFiles.filter(f => f.id !== toDelete.id)
} finally {
videoFileMutexReleaser()
}
return hls
}
// ---------------------------------------------------------------------------
export async function removeAllWebVideoFiles (video: MVideoWithAllFiles) {
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const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
try {
for (const file of video.VideoFiles) {
await video.removeWebVideoFile(file)
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await file.destroy()
}
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video.VideoFiles = []
} finally {
videoFileMutexReleaser()
}
return video
}
export async function removeWebVideoFile (video: MVideoWithAllFiles, fileToDeleteId: number) {
const files = video.VideoFiles
if (files.length === 1) {
return removeAllWebVideoFiles(video)
}
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const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
try {
const toDelete = files.find(f => f.id === fileToDeleteId)
await video.removeWebVideoFile(toDelete)
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await toDelete.destroy()
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video.VideoFiles = files.filter(f => f.id !== toDelete.id)
} finally {
videoFileMutexReleaser()
}
return video
}
// ---------------------------------------------------------------------------
export async function buildFileMetadata (path: string, existingProbe?: FfprobeData) {
const metadata = existingProbe || await ffprobePromise(path)
return new VideoFileMetadata(metadata)
}
export function getVideoFileMimeType (extname: string, isAudio: boolean) {
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return isAudio && extname === '.mp4' // We use .mp4 even for audio file only
? MIMETYPES.AUDIO.EXT_MIMETYPE['.m4a']
: MIMETYPES.VIDEO.EXT_MIMETYPE[extname]
}
// ---------------------------------------------------------------------------
export async function createVideoSource (options: {
inputFilename: string
inputProbe: FfprobeData
inputPath: string
video: MVideoId
createdAt?: Date
}) {
const { inputFilename, inputPath, inputProbe, video, createdAt } = options
const videoSource = new VideoSourceModel({
inputFilename,
videoId: video.id,
createdAt
})
if (inputPath) {
const probe = inputProbe ?? await ffprobePromise(inputPath)
if (await isAudioFile(inputPath, probe)) {
videoSource.fps = 0
videoSource.resolution = VideoResolution.H_NOVIDEO
videoSource.width = 0
videoSource.height = 0
} else {
const dimensions = await getVideoStreamDimensionsInfo(inputPath, probe)
videoSource.fps = await getVideoStreamFPS(inputPath, probe)
videoSource.resolution = dimensions.resolution
videoSource.width = dimensions.width
videoSource.height = dimensions.height
}
videoSource.metadata = await buildFileMetadata(inputPath, probe)
videoSource.size = await getFileSize(inputPath)
}
return videoSource.save()
}
export async function saveNewOriginalFileIfNeeded (video: MVideo, videoFile: MVideoFile) {
if (!CONFIG.TRANSCODING.ORIGINAL_FILE.KEEP) return
const videoSource = await VideoSourceModel.loadLatest(video.id)
// Already have saved an original file
if (!videoSource || videoSource.keptOriginalFilename) return
videoSource.keptOriginalFilename = videoFile.filename
const lTags = loggerTagsFactory(video.uuid)
logger.info(`Storing original video file ${videoSource.keptOriginalFilename} of video ${video.name}`, lTags())
const sourcePath = VideoPathManager.Instance.getFSVideoFileOutputPath(video, videoFile)
if (CONFIG.OBJECT_STORAGE.ENABLED) {
const fileUrl = await storeOriginalVideoFile(sourcePath, videoSource.keptOriginalFilename)
await remove(sourcePath)
videoSource.storage = FileStorage.OBJECT_STORAGE
videoSource.fileUrl = fileUrl
} else {
const destinationPath = VideoPathManager.Instance.getFSOriginalVideoFilePath(videoSource.keptOriginalFilename)
await move(sourcePath, destinationPath)
videoSource.storage = FileStorage.FILE_SYSTEM
}
await videoSource.save()
// Delete previously kept video files
const allSources = await VideoSourceModel.listAll(video.id)
for (const oldSource of allSources) {
if (!oldSource.keptOriginalFilename) continue
if (oldSource.id === videoSource.id) continue
try {
await video.removeOriginalFile(oldSource)
} catch (err) {
logger.error('Cannot delete old original file ' + oldSource.keptOriginalFilename, { err, ...lTags() })
}
}
}