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import { FfprobeData } from 'fluent-ffmpeg'
import { logger } from '@server/helpers/logger'
import { VideoFileModel } from '@server/models/video/video-file'
import { MVideoWithAllFiles } from '@server/types/models'
import { getLowercaseExtension } from '@shared/core-utils'
import { getFileSize } from '@shared/extra-utils'
import { ffprobePromise, getVideoStreamDimensionsInfo, getVideoStreamFPS, isAudioFile } from '@shared/ffmpeg'
import { VideoFileMetadata, VideoResolution } from '@shared/models'
import { lTags } from './object-storage/shared'
import { generateHLSVideoFilename, generateWebTorrentVideoFilename } from './paths'
import { VideoPathManager } from './video-path-manager'
async function buildNewFile (options: {
path: string
mode: 'web-video' | 'hls'
}) {
const { path, mode } = options
const probe = 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)) {
videoFile.resolution = VideoResolution.H_NOVIDEO
} else {
videoFile.fps = await getVideoStreamFPS(path, probe)
videoFile.resolution = (await getVideoStreamDimensionsInfo(path, probe)).resolution
}
videoFile.filename = mode === 'web-video'
? generateWebTorrentVideoFilename(videoFile.resolution, videoFile.extname)
: generateHLSVideoFilename(videoFile.resolution)
return videoFile
}
// ---------------------------------------------------------------------------
async function removeHLSPlaylist (video: MVideoWithAllFiles) {
const hls = video.getHLSPlaylist()
if (!hls) return
const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
try {
await video.removeStreamingPlaylistFiles(hls)
await hls.destroy()
video.VideoStreamingPlaylists = video.VideoStreamingPlaylists.filter(p => p.id !== hls.id)
} finally {
videoFileMutexReleaser()
}
}
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
}
const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
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
}
// ---------------------------------------------------------------------------
async function removeAllWebTorrentFiles (video: MVideoWithAllFiles) {
const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
try {
for (const file of video.VideoFiles) {
await video.removeWebTorrentFile(file)
await file.destroy()
}
video.VideoFiles = []
} finally {
videoFileMutexReleaser()
}
return video
}
async function removeWebTorrentFile (video: MVideoWithAllFiles, fileToDeleteId: number) {
const files = video.VideoFiles
if (files.length === 1) {
return removeAllWebTorrentFiles(video)
}
const videoFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid)
try {
const toDelete = files.find(f => f.id === fileToDeleteId)
await video.removeWebTorrentFile(toDelete)
await toDelete.destroy()
video.VideoFiles = files.filter(f => f.id !== toDelete.id)
} finally {
videoFileMutexReleaser()
}
return video
}
// ---------------------------------------------------------------------------
async function buildFileMetadata (path: string, existingProbe?: FfprobeData) {
const metadata = existingProbe || await ffprobePromise(path)
return new VideoFileMetadata(metadata)
}
// ---------------------------------------------------------------------------
export {
buildNewFile,
removeHLSPlaylist,
removeHLSFile,
removeAllWebTorrentFiles,
removeWebTorrentFile,
buildFileMetadata
}
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