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peertube/shared/server-commands/videos/live.ts
2021-12-17 12:24:03 +01:00

100 lines
2.4 KiB
TypeScript

import ffmpeg, { FfmpegCommand } from 'fluent-ffmpeg'
import { buildAbsoluteFixturePath, wait } from '@shared/core-utils'
import { PeerTubeServer } from '../server/server'
function sendRTMPStream (options: {
rtmpBaseUrl: string
streamKey: string
fixtureName?: string // default video_short.mp4
copyCodecs?: boolean // default false
}) {
const { rtmpBaseUrl, streamKey, fixtureName = 'video_short.mp4', copyCodecs = false } = options
const fixture = buildAbsoluteFixturePath(fixtureName)
const command = ffmpeg(fixture)
command.inputOption('-stream_loop -1')
command.inputOption('-re')
if (copyCodecs) {
command.outputOption('-c copy')
} else {
command.outputOption('-c:v libx264')
command.outputOption('-g 50')
command.outputOption('-keyint_min 2')
command.outputOption('-r 60')
}
command.outputOption('-f flv')
const rtmpUrl = rtmpBaseUrl + '/' + streamKey
command.output(rtmpUrl)
command.on('error', err => {
if (err?.message?.includes('Exiting normally')) return
if (process.env.DEBUG) console.error(err)
})
if (process.env.DEBUG) {
command.on('stderr', data => console.log(data))
}
command.run()
return command
}
function waitFfmpegUntilError (command: FfmpegCommand, successAfterMS = 10000) {
return new Promise<void>((res, rej) => {
command.on('error', err => {
return rej(err)
})
setTimeout(() => {
res()
}, successAfterMS)
})
}
async function testFfmpegStreamError (command: FfmpegCommand, shouldHaveError: boolean) {
let error: Error
try {
await waitFfmpegUntilError(command, 35000)
} catch (err) {
error = err
}
await stopFfmpeg(command)
if (shouldHaveError && !error) throw new Error('Ffmpeg did not have an error')
if (!shouldHaveError && error) throw error
}
async function stopFfmpeg (command: FfmpegCommand) {
command.kill('SIGINT')
await wait(500)
}
async function waitUntilLivePublishedOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilPublished({ videoId })
}
}
async function waitUntilLiveSavedOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilSaved({ videoId })
}
}
export {
sendRTMPStream,
waitFfmpegUntilError,
testFfmpegStreamError,
stopFfmpeg,
waitUntilLivePublishedOnAllServers,
waitUntilLiveSavedOnAllServers
}