mirror of https://github.com/Chocobozzz/PeerTube
74 lines
2.1 KiB
TypeScript
74 lines
2.1 KiB
TypeScript
import { toEven } from '@peertube/peertube-core-utils'
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import { VideoResolution, VideoResolutionType } from '@peertube/peertube-models'
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import { CONFIG } from '@server/initializers/config.js'
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export function buildOriginalFileResolution (inputResolution: number) {
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if (CONFIG.TRANSCODING.ALWAYS_TRANSCODE_ORIGINAL_RESOLUTION === true) {
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return toEven(inputResolution)
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}
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const resolutions = computeResolutionsToTranscode({
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input: inputResolution,
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type: 'vod',
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includeInput: false,
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strictLower: false,
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// We don't really care about the audio resolution in this context
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hasAudio: true
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})
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if (resolutions.length === 0) {
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return toEven(inputResolution)
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}
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return Math.max(...resolutions)
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}
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export function computeResolutionsToTranscode (options: {
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input: number
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type: 'vod' | 'live'
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includeInput: boolean
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strictLower: boolean
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hasAudio: boolean
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}) {
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const { input, type, includeInput, strictLower, hasAudio } = options
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const configResolutions = type === 'vod'
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? CONFIG.TRANSCODING.RESOLUTIONS
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: CONFIG.LIVE.TRANSCODING.RESOLUTIONS
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const resolutionsEnabled = new Set<number>()
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// Put in the order we want to proceed jobs
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const availableResolutions: VideoResolutionType[] = [
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VideoResolution.H_NOVIDEO,
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VideoResolution.H_480P,
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VideoResolution.H_360P,
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VideoResolution.H_720P,
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VideoResolution.H_240P,
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VideoResolution.H_144P,
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VideoResolution.H_1080P,
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VideoResolution.H_1440P,
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VideoResolution.H_4K
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]
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for (const resolution of availableResolutions) {
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// Resolution not enabled
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if (configResolutions[resolution + 'p'] !== true) continue
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// Too big resolution for input file
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if (input < resolution) continue
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// We only want lower resolutions than input file
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if (strictLower && input === resolution) continue
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// Audio resolutio but no audio in the video
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if (resolution === VideoResolution.H_NOVIDEO && !hasAudio) continue
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resolutionsEnabled.add(resolution)
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}
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if (includeInput) {
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// Always use an even resolution to avoid issues with ffmpeg
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resolutionsEnabled.add(toEven(input))
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}
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return Array.from(resolutionsEnabled)
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}
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