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/* eslint-disable @typescript-eslint/no-unused-expressions,@typescript-eslint/require-await */
import { expect } from 'chai'
import { canDoQuickTranscode } from '@server/lib/transcoding/transcoding-quick-transcode'
import { checkWebTorrentWorks, generateHighBitrateVideo, generateVideoWithFramerate } from '@server/tests/shared'
import { buildAbsoluteFixturePath, getAllFiles, getMaxTheoreticalBitrate, getMinTheoreticalBitrate, omit } from '@shared/core-utils'
import {
ffprobePromise,
getAudioStream,
getVideoStreamBitrate,
getVideoStreamDimensionsInfo,
getVideoStreamFPS,
hasAudioStream
} from '@shared/ffmpeg'
import { HttpStatusCode, VideoFileMetadata, VideoState } from '@shared/models'
import {
cleanupTests,
createMultipleServers,
doubleFollow,
makeGetRequest,
PeerTubeServer,
setAccessTokensToServers,
waitJobs
} from '@shared/server-commands'
function updateConfigForTranscoding (server: PeerTubeServer) {
return server.config.updateCustomSubConfig({
newConfig: {
transcoding: {
enabled: true,
allowAdditionalExtensions: true,
allowAudioFiles: true,
hls: { enabled: true },
webVideos: { enabled: true },
resolutions: {
'0p': false,
'144p': true,
'240p': true,
'360p': true,
'480p': true,
'720p': true,
'1080p': true,
'1440p': true,
'2160p': true
}
}
}
})
}
describe('Test video transcoding', function () {
let servers: PeerTubeServer[] = []
let video4k: string
before(async function () {
this.timeout(30_000)
// Run servers
servers = await createMultipleServers(2)
await setAccessTokensToServers(servers)
await doubleFollow(servers[0], servers[1])
await updateConfigForTranscoding(servers[1])
})
describe('Basic transcoding (or not)', function () {
it('Should not transcode video on server 1', async function () {
this.timeout(60_000)
const attributes = {
name: 'my super name for server 1',
description: 'my super description for server 1',
fixture: 'video_short.webm'
}
await servers[0].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data[0]
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(1)
const magnetUri = videoDetails.files[0].magnetUri
expect(magnetUri).to.match(/\.webm/)
await checkWebTorrentWorks(magnetUri, /\.webm$/)
}
})
it('Should transcode video on server 2', async function () {
this.timeout(120_000)
const attributes = {
name: 'my super name for server 2',
description: 'my super description for server 2',
fixture: 'video_short.webm'
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(5)
const magnetUri = videoDetails.files[0].magnetUri
expect(magnetUri).to.match(/\.mp4/)
await checkWebTorrentWorks(magnetUri, /\.mp4$/)
}
})
it('Should wait for transcoding before publishing the video', async function () {
this.timeout(160_000)
{
// Upload the video, but wait transcoding
const attributes = {
name: 'waiting video',
fixture: 'video_short1.webm',
waitTranscoding: true
}
const { uuid } = await servers[1].videos.upload({ attributes })
const videoId = uuid
// Should be in transcode state
const body = await servers[1].videos.get({ id: videoId })
expect(body.name).to.equal('waiting video')
expect(body.state.id).to.equal(VideoState.TO_TRANSCODE)
expect(body.state.label).to.equal('To transcode')
expect(body.waitTranscoding).to.be.true
{
// Should have my video
const { data } = await servers[1].videos.listMyVideos()
const videoToFindInMine = data.find(v => v.name === attributes.name)
expect(videoToFindInMine).not.to.be.undefined
expect(videoToFindInMine.state.id).to.equal(VideoState.TO_TRANSCODE)
expect(videoToFindInMine.state.label).to.equal('To transcode')
expect(videoToFindInMine.waitTranscoding).to.be.true
}
{
// Should not list this video
const { data } = await servers[1].videos.list()
const videoToFindInList = data.find(v => v.name === attributes.name)
expect(videoToFindInList).to.be.undefined
}
// Server 1 should not have the video yet
await servers[0].videos.get({ id: videoId, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
}
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const videoToFind = data.find(v => v.name === 'waiting video')
expect(videoToFind).not.to.be.undefined
const videoDetails = await server.videos.get({ id: videoToFind.id })
expect(videoDetails.state.id).to.equal(VideoState.PUBLISHED)
expect(videoDetails.state.label).to.equal('Published')
expect(videoDetails.waitTranscoding).to.be.true
}
})
it('Should accept and transcode additional extensions', async function () {
this.timeout(300_000)
for (const fixture of [ 'video_short.mkv', 'video_short.avi' ]) {
const attributes = {
name: fixture,
fixture
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(5)
const magnetUri = videoDetails.files[0].magnetUri
expect(magnetUri).to.contain('.mp4')
}
}
})
it('Should transcode a 4k video', async function () {
this.timeout(200_000)
const attributes = {
name: '4k video',
fixture: 'video_short_4k.mp4'
}
const { uuid } = await servers[1].videos.upload({ attributes })
video4k = uuid
await waitJobs(servers)
const resolutions = [ 144, 240, 360, 480, 720, 1080, 1440, 2160 ]
for (const server of servers) {
const videoDetails = await server.videos.get({ id: video4k })
expect(videoDetails.files).to.have.lengthOf(resolutions.length)
for (const r of resolutions) {
expect(videoDetails.files.find(f => f.resolution.id === r)).to.not.be.undefined
expect(videoDetails.streamingPlaylists[0].files.find(f => f.resolution.id === r)).to.not.be.undefined
}
}
})
})
describe('Audio transcoding', function () {
it('Should transcode high bit rate mp3 to proper bit rate', async function () {
this.timeout(60_000)
const attributes = {
name: 'mp3_256k',
fixture: 'video_short_mp3_256k.mp4'
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(5)
const file = videoDetails.files.find(f => f.resolution.id === 240)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const probe = await getAudioStream(path)
if (probe.audioStream) {
expect(probe.audioStream['codec_name']).to.be.equal('aac')
expect(probe.audioStream['bit_rate']).to.be.at.most(384 * 8000)
} else {
this.fail('Could not retrieve the audio stream on ' + probe.absolutePath)
}
}
})
it('Should transcode video with no audio and have no audio itself', async function () {
this.timeout(60_000)
const attributes = {
name: 'no_audio',
fixture: 'video_short_no_audio.mp4'
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
const file = videoDetails.files.find(f => f.resolution.id === 240)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
expect(await hasAudioStream(path)).to.be.false
}
})
it('Should leave the audio untouched, but properly transcode the video', async function () {
this.timeout(60_000)
const attributes = {
name: 'untouched_audio',
fixture: 'video_short.mp4'
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(5)
const fixturePath = buildAbsoluteFixturePath(attributes.fixture)
const fixtureVideoProbe = await getAudioStream(fixturePath)
const file = videoDetails.files.find(f => f.resolution.id === 240)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const videoProbe = await getAudioStream(path)
if (videoProbe.audioStream && fixtureVideoProbe.audioStream) {
const toOmit = [ 'max_bit_rate', 'duration', 'duration_ts', 'nb_frames', 'start_time', 'start_pts' ]
expect(omit(videoProbe.audioStream, toOmit)).to.be.deep.equal(omit(fixtureVideoProbe.audioStream, toOmit))
} else {
this.fail('Could not retrieve the audio stream on ' + videoProbe.absolutePath)
}
}
})
})
describe('Audio upload', function () {
function runSuite (mode: 'legacy' | 'resumable') {
before(async function () {
await servers[1].config.updateCustomSubConfig({
newConfig: {
transcoding: {
hls: { enabled: true },
webVideos: { enabled: true },
resolutions: {
'0p': false,
'144p': false,
'240p': false,
'360p': false,
'480p': false,
'720p': false,
'1080p': false,
'1440p': false,
'2160p': false
}
}
}
})
})
it('Should merge an audio file with the preview file', async function () {
this.timeout(60_000)
const attributes = { name: 'audio_with_preview', previewfile: 'custom-preview.jpg', fixture: 'sample.ogg' }
await servers[1].videos.upload({ attributes, mode })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === 'audio_with_preview')
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(1)
await makeGetRequest({ url: server.url, path: videoDetails.thumbnailPath, expectedStatus: HttpStatusCode.OK_200 })
await makeGetRequest({ url: server.url, path: videoDetails.previewPath, expectedStatus: HttpStatusCode.OK_200 })
const magnetUri = videoDetails.files[0].magnetUri
expect(magnetUri).to.contain('.mp4')
}
})
it('Should upload an audio file and choose a default background image', async function () {
this.timeout(60_000)
const attributes = { name: 'audio_without_preview', fixture: 'sample.ogg' }
await servers[1].videos.upload({ attributes, mode })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === 'audio_without_preview')
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(1)
await makeGetRequest({ url: server.url, path: videoDetails.thumbnailPath, expectedStatus: HttpStatusCode.OK_200 })
await makeGetRequest({ url: server.url, path: videoDetails.previewPath, expectedStatus: HttpStatusCode.OK_200 })
const magnetUri = videoDetails.files[0].magnetUri
expect(magnetUri).to.contain('.mp4')
}
})
it('Should upload an audio file and create an audio version only', async function () {
this.timeout(60_000)
await servers[1].config.updateCustomSubConfig({
newConfig: {
transcoding: {
hls: { enabled: true },
webVideos: { enabled: true },
resolutions: {
'0p': true,
'144p': false,
'240p': false,
'360p': false
}
}
}
})
const attributes = { name: 'audio_with_preview', previewfile: 'custom-preview.jpg', fixture: 'sample.ogg' }
const { id } = await servers[1].videos.upload({ attributes, mode })
await waitJobs(servers)
for (const server of servers) {
const videoDetails = await server.videos.get({ id })
for (const files of [ videoDetails.files, videoDetails.streamingPlaylists[0].files ]) {
expect(files).to.have.lengthOf(2)
expect(files.find(f => f.resolution.id === 0)).to.not.be.undefined
}
}
await updateConfigForTranscoding(servers[1])
})
}
describe('Legacy upload', function () {
runSuite('legacy')
})
describe('Resumable upload', function () {
runSuite('resumable')
})
})
describe('Framerate', function () {
it('Should transcode a 60 FPS video', async function () {
this.timeout(60_000)
const attributes = {
name: 'my super 30fps name for server 2',
description: 'my super 30fps description for server 2',
fixture: '60fps_720p_small.mp4'
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const video = data.find(v => v.name === attributes.name)
const videoDetails = await server.videos.get({ id: video.id })
expect(videoDetails.files).to.have.lengthOf(5)
expect(videoDetails.files[0].fps).to.be.above(58).and.below(62)
expect(videoDetails.files[1].fps).to.be.below(31)
expect(videoDetails.files[2].fps).to.be.below(31)
expect(videoDetails.files[3].fps).to.be.below(31)
expect(videoDetails.files[4].fps).to.be.below(31)
for (const resolution of [ 144, 240, 360, 480 ]) {
const file = videoDetails.files.find(f => f.resolution.id === resolution)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const fps = await getVideoStreamFPS(path)
expect(fps).to.be.below(31)
}
const file = videoDetails.files.find(f => f.resolution.id === 720)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const fps = await getVideoStreamFPS(path)
expect(fps).to.be.above(58).and.below(62)
}
})
it('Should downscale to the closest divisor standard framerate', async function () {
this.timeout(200_000)
let tempFixturePath: string
{
tempFixturePath = await generateVideoWithFramerate(59)
const fps = await getVideoStreamFPS(tempFixturePath)
expect(fps).to.be.equal(59)
}
const attributes = {
name: '59fps video',
description: '59fps video',
fixture: tempFixturePath
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const { id } = data.find(v => v.name === attributes.name)
const video = await server.videos.get({ id })
{
const file = video.files.find(f => f.resolution.id === 240)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const fps = await getVideoStreamFPS(path)
expect(fps).to.be.equal(25)
}
{
const file = video.files.find(f => f.resolution.id === 720)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const fps = await getVideoStreamFPS(path)
expect(fps).to.be.equal(59)
}
}
})
})
describe('Bitrate control', function () {
it('Should respect maximum bitrate values', async function () {
this.timeout(160_000)
const tempFixturePath = await generateHighBitrateVideo()
const attributes = {
name: 'high bitrate video',
description: 'high bitrate video',
fixture: tempFixturePath
}
await servers[1].videos.upload({ attributes })
await waitJobs(servers)
for (const server of servers) {
const { data } = await server.videos.list()
const { id } = data.find(v => v.name === attributes.name)
const video = await server.videos.get({ id })
for (const resolution of [ 240, 360, 480, 720, 1080 ]) {
const file = video.files.find(f => f.resolution.id === resolution)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const bitrate = await getVideoStreamBitrate(path)
const fps = await getVideoStreamFPS(path)
const dataResolution = await getVideoStreamDimensionsInfo(path)
expect(resolution).to.equal(resolution)
const maxBitrate = getMaxTheoreticalBitrate({ ...dataResolution, fps })
expect(bitrate).to.be.below(maxBitrate)
}
}
})
it('Should not transcode to an higher bitrate than the original file but above our low limit', async function () {
this.timeout(160_000)
const newConfig = {
transcoding: {
enabled: true,
resolutions: {
'144p': true,
'240p': true,
'360p': true,
'480p': true,
'720p': true,
'1080p': true,
'1440p': true,
'2160p': true
},
webVideos: { enabled: true },
hls: { enabled: true }
}
}
await servers[1].config.updateCustomSubConfig({ newConfig })
const attributes = {
name: 'low bitrate',
fixture: 'low-bitrate.mp4'
}
const { id } = await servers[1].videos.upload({ attributes })
await waitJobs(servers)
const video = await servers[1].videos.get({ id })
const resolutions = [ 240, 360, 480, 720, 1080 ]
for (const r of resolutions) {
const file = video.files.find(f => f.resolution.id === r)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const bitrate = await getVideoStreamBitrate(path)
const inputBitrate = 60_000
const limit = getMinTheoreticalBitrate({ fps: 10, ratio: 1, resolution: r })
let belowValue = Math.max(inputBitrate, limit)
belowValue += belowValue * 0.20 // Apply 20% margin because bitrate control is not very precise
expect(bitrate, `${path} not below ${limit}`).to.be.below(belowValue)
}
})
})
describe('FFprobe', function () {
it('Should provide valid ffprobe data', async function () {
this.timeout(160_000)
const videoUUID = (await servers[1].videos.quickUpload({ name: 'ffprobe data' })).uuid
await waitJobs(servers)
{
const video = await servers[1].videos.get({ id: videoUUID })
const file = video.files.find(f => f.resolution.id === 240)
const path = servers[1].servers.buildWebVideoFilePath(file.fileUrl)
const probe = await ffprobePromise(path)
const metadata = new VideoFileMetadata(probe)
// expected format properties
for (const p of [
'tags.encoder',
'format_long_name',
'size',
'bit_rate'
]) {
expect(metadata.format).to.have.nested.property(p)
}
// expected stream properties
for (const p of [
'codec_long_name',
'profile',
'width',
'height',
'display_aspect_ratio',
'avg_frame_rate',
'pix_fmt'
]) {
expect(metadata.streams[0]).to.have.nested.property(p)
}
expect(metadata).to.not.have.nested.property('format.filename')
}
for (const server of servers) {
const videoDetails = await server.videos.get({ id: videoUUID })
const videoFiles = getAllFiles(videoDetails)
expect(videoFiles).to.have.lengthOf(10)
for (const file of videoFiles) {
expect(file.metadata).to.be.undefined
expect(file.metadataUrl).to.exist
expect(file.metadataUrl).to.contain(servers[1].url)
expect(file.metadataUrl).to.contain(videoUUID)
const metadata = await server.videos.getFileMetadata({ url: file.metadataUrl })
expect(metadata).to.have.nested.property('format.size')
}
}
})
it('Should correctly detect if quick transcode is possible', async function () {
this.timeout(10_000)
expect(await canDoQuickTranscode(buildAbsoluteFixturePath('video_short.mp4'))).to.be.true
expect(await canDoQuickTranscode(buildAbsoluteFixturePath('video_short.webm'))).to.be.false
})
})
describe('Transcoding job queue', function () {
it('Should have the appropriate priorities for transcoding jobs', async function () {
const body = await servers[1].jobs.list({
start: 0,
count: 100,
sort: 'createdAt',
jobType: 'video-transcoding'
})
const jobs = body.data
const transcodingJobs = jobs.filter(j => j.data.videoUUID === video4k)
expect(transcodingJobs).to.have.lengthOf(16)
const hlsJobs = transcodingJobs.filter(j => j.data.type === 'new-resolution-to-hls')
const webVideoJobs = transcodingJobs.filter(j => j.data.type === 'new-resolution-to-web-video')
const optimizeJobs = transcodingJobs.filter(j => j.data.type === 'optimize-to-web-video')
expect(hlsJobs).to.have.lengthOf(8)
expect(webVideoJobs).to.have.lengthOf(7)
expect(optimizeJobs).to.have.lengthOf(1)
for (const j of optimizeJobs.concat(hlsJobs.concat(webVideoJobs))) {
expect(j.priority).to.be.greaterThan(100)
expect(j.priority).to.be.lessThan(150)
}
})
})
describe('Bounded transcoding', function () {
it('Should not generate an upper resolution than original file', async function () {
this.timeout(120_000)
await servers[0].config.updateExistingSubConfig({
newConfig: {
transcoding: {
enabled: true,
hls: { enabled: true },
webVideos: { enabled: true },
resolutions: {
'0p': false,
'144p': false,
'240p': true,
'360p': false,
'480p': true,
'720p': false,
'1080p': false,
'1440p': false,
'2160p': false
},
alwaysTranscodeOriginalResolution: false
}
}
})
const { uuid } = await servers[0].videos.quickUpload({ name: 'video', fixture: 'video_short.webm' })
await waitJobs(servers)
const video = await servers[0].videos.get({ id: uuid })
const hlsFiles = video.streamingPlaylists[0].files
expect(video.files).to.have.lengthOf(2)
expect(hlsFiles).to.have.lengthOf(2)
// eslint-disable-next-line @typescript-eslint/require-array-sort-compare
const resolutions = getAllFiles(video).map(f => f.resolution.id).sort()
expect(resolutions).to.deep.equal([ 240, 240, 480, 480 ])
})
it('Should only keep the original resolution if all resolutions are disabled', async function () {
this.timeout(120_000)
await servers[0].config.updateExistingSubConfig({
newConfig: {
transcoding: {
resolutions: {
'0p': false,
'144p': false,
'240p': false,
'360p': false,
'480p': false,
'720p': false,
'1080p': false,
'1440p': false,
'2160p': false
}
}
}
})
const { uuid } = await servers[0].videos.quickUpload({ name: 'video', fixture: 'video_short.webm' })
await waitJobs(servers)
const video = await servers[0].videos.get({ id: uuid })
const hlsFiles = video.streamingPlaylists[0].files
expect(video.files).to.have.lengthOf(1)
expect(hlsFiles).to.have.lengthOf(1)
expect(video.files[0].resolution.id).to.equal(720)
expect(hlsFiles[0].resolution.id).to.equal(720)
})
})
after(async function () {
await cleanupTests(servers)
})
})
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