117 lines
3.5 KiB
TypeScript
117 lines
3.5 KiB
TypeScript
import { join } from 'path'
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import { extractVideo } from '@server/helpers/video'
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import { CONFIG } from '@server/initializers/config'
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import { HLS_REDUNDANCY_DIRECTORY, HLS_STREAMING_PLAYLIST_DIRECTORY, STATIC_PATHS, WEBSERVER } from '@server/initializers/constants'
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import { isStreamingPlaylist, MStreamingPlaylist, MStreamingPlaylistVideo, MVideo, MVideoFile, MVideoUUID } from '@server/types/models'
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import { buildUUID } from '@server/helpers/uuid'
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import { removeFragmentedMP4Ext } from '@shared/core-utils'
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// ################## Video file name ##################
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function generateWebTorrentVideoFilename (resolution: number, extname: string) {
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return buildUUID() + '-' + resolution + extname
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}
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function generateHLSVideoFilename (resolution: number) {
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return `${buildUUID()}-${resolution}-fragmented.mp4`
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}
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function getVideoFilePath (videoOrPlaylist: MVideo | MStreamingPlaylistVideo, videoFile: MVideoFile, isRedundancy = false) {
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if (videoFile.isHLS()) {
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const video = extractVideo(videoOrPlaylist)
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return join(getHLSDirectory(video), videoFile.filename)
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}
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const baseDir = isRedundancy
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? CONFIG.STORAGE.REDUNDANCY_DIR
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: CONFIG.STORAGE.VIDEOS_DIR
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return join(baseDir, videoFile.filename)
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}
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// ################## Redundancy ##################
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function generateHLSRedundancyUrl (video: MVideo, playlist: MStreamingPlaylist) {
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// Base URL used by our HLS player
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return WEBSERVER.URL + STATIC_PATHS.REDUNDANCY + playlist.getStringType() + '/' + video.uuid
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}
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function generateWebTorrentRedundancyUrl (file: MVideoFile) {
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return WEBSERVER.URL + STATIC_PATHS.REDUNDANCY + file.filename
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}
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// ################## Streaming playlist ##################
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function getHLSDirectory (video: MVideoUUID, isRedundancy = false) {
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const baseDir = isRedundancy
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? HLS_REDUNDANCY_DIRECTORY
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: HLS_STREAMING_PLAYLIST_DIRECTORY
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return join(baseDir, video.uuid)
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}
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function getHlsResolutionPlaylistFilename (videoFilename: string) {
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// Video file name already contain resolution
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return removeFragmentedMP4Ext(videoFilename) + '.m3u8'
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}
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function generateHLSMasterPlaylistFilename (isLive = false) {
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if (isLive) return 'master.m3u8'
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return buildUUID() + '-master.m3u8'
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}
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function generateHlsSha256SegmentsFilename (isLive = false) {
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if (isLive) return 'segments-sha256.json'
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return buildUUID() + '-segments-sha256.json'
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}
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// ################## Torrents ##################
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function generateTorrentFileName (videoOrPlaylist: MVideo | MStreamingPlaylistVideo, resolution: number) {
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const extension = '.torrent'
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const uuid = buildUUID()
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if (isStreamingPlaylist(videoOrPlaylist)) {
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return `${uuid}-${resolution}-${videoOrPlaylist.getStringType()}${extension}`
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}
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return uuid + '-' + resolution + extension
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}
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function getTorrentFilePath (videoFile: MVideoFile) {
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return join(CONFIG.STORAGE.TORRENTS_DIR, videoFile.torrentFilename)
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}
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// ################## Meta data ##################
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function getLocalVideoFileMetadataUrl (video: MVideoUUID, videoFile: MVideoFile) {
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const path = '/api/v1/videos/'
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return WEBSERVER.URL + path + video.uuid + '/metadata/' + videoFile.id
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}
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// ---------------------------------------------------------------------------
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export {
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generateHLSVideoFilename,
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generateWebTorrentVideoFilename,
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getVideoFilePath,
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generateTorrentFileName,
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getTorrentFilePath,
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getHLSDirectory,
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generateHLSMasterPlaylistFilename,
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generateHlsSha256SegmentsFilename,
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getHlsResolutionPlaylistFilename,
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getLocalVideoFileMetadataUrl,
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generateWebTorrentRedundancyUrl,
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generateHLSRedundancyUrl
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}
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