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import { remove } from 'fs-extra'
import { join } from 'path'
import { buildUUID } from '@shared/extra-utils'
import {
RunnerJobVODAudioMergeTranscodingPayload,
RunnerJobVODHLSTranscodingPayload,
RunnerJobVODWebVideoTranscodingPayload,
VODAudioMergeTranscodingSuccess,
VODHLSTranscodingSuccess,
VODWebVideoTranscodingSuccess
} from '@shared/models'
import { ConfigManager } from '../../../shared/config-manager'
import { buildFFmpegVOD, downloadInputFile, ProcessOptions } from './common'
export async function processWebVideoTranscoding (options: ProcessOptions<RunnerJobVODWebVideoTranscodingPayload>) {
const { server, job, runnerToken } = options
const payload = job.payload
const inputPath = await downloadInputFile({ url: payload.input.videoFileUrl, runnerToken, job })
const ffmpegVod = buildFFmpegVOD({ job, server, runnerToken })
const outputPath = join(ConfigManager.Instance.getTranscodingDirectory(), `output-${buildUUID()}.mp4`)
try {
await ffmpegVod.transcode({
type: 'video',
inputPath,
outputPath,
inputFileMutexReleaser: () => {},
resolution: payload.output.resolution,
fps: payload.output.fps
})
const successBody: VODWebVideoTranscodingSuccess = {
videoFile: outputPath
}
await server.runnerJobs.success({
jobToken: job.jobToken,
jobUUID: job.uuid,
runnerToken,
payload: successBody
})
} finally {
await remove(inputPath)
await remove(outputPath)
}
}
export async function processHLSTranscoding (options: ProcessOptions<RunnerJobVODHLSTranscodingPayload>) {
const { server, job, runnerToken } = options
const payload = job.payload
const inputPath = await downloadInputFile({ url: payload.input.videoFileUrl, runnerToken, job })
const uuid = buildUUID()
const outputPath = join(ConfigManager.Instance.getTranscodingDirectory(), `${uuid}-${payload.output.resolution}.m3u8`)
const videoFilename = `${uuid}-${payload.output.resolution}-fragmented.mp4`
const videoPath = join(join(ConfigManager.Instance.getTranscodingDirectory(), videoFilename))
const ffmpegVod = buildFFmpegVOD({ job, server, runnerToken })
try {
await ffmpegVod.transcode({
type: 'hls',
copyCodecs: false,
inputPath,
hlsPlaylist: { videoFilename },
outputPath,
inputFileMutexReleaser: () => {},
resolution: payload.output.resolution,
fps: payload.output.fps
})
const successBody: VODHLSTranscodingSuccess = {
resolutionPlaylistFile: outputPath,
videoFile: videoPath
}
await server.runnerJobs.success({
jobToken: job.jobToken,
jobUUID: job.uuid,
runnerToken,
payload: successBody
})
} finally {
await remove(inputPath)
await remove(outputPath)
await remove(videoPath)
}
}
export async function processAudioMergeTranscoding (options: ProcessOptions<RunnerJobVODAudioMergeTranscodingPayload>) {
const { server, job, runnerToken } = options
const payload = job.payload
const audioPath = await downloadInputFile({ url: payload.input.audioFileUrl, runnerToken, job })
const inputPath = await downloadInputFile({ url: payload.input.previewFileUrl, runnerToken, job })
const outputPath = join(ConfigManager.Instance.getTranscodingDirectory(), `output-${buildUUID()}.mp4`)
const ffmpegVod = buildFFmpegVOD({ job, server, runnerToken })
try {
await ffmpegVod.transcode({
type: 'merge-audio',
audioPath,
inputPath,
outputPath,
inputFileMutexReleaser: () => {},
resolution: payload.output.resolution,
fps: payload.output.fps
})
const successBody: VODAudioMergeTranscodingSuccess = {
videoFile: outputPath
}
await server.runnerJobs.success({
jobToken: job.jobToken,
jobUUID: job.uuid,
runnerToken,
payload: successBody
})
} finally {
await remove(audioPath)
await remove(inputPath)
await remove(outputPath)
}
}
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