Fix live infohash block

[github/Chocobozzz/PeerTube.git] / server / helpers / ffmpeg-utils.ts

diff --git a/server/helpers/ffmpeg-utils.ts b/server/helpers/ffmpeg-utils.ts
index fac2595f1001559e79d7a5e0212cf177fdca77f4..b985988d3cb20a8bbaac8531cc7507e923ea5aac 100644 (file)
--- a/server/helpers/ffmpeg-utils.ts
+++ b/server/helpers/ffmpeg-utils.ts
@@ -5,7 +5,7 @@ import { VideoFileMetadata } from '@shared/models/videos/video-file-metadata'
 import { getMaxBitrate, getTargetBitrate, VideoResolution } from '../../shared/models/videos'
 import { checkFFmpegEncoders } from '../initializers/checker-before-init'
 import { CONFIG } from '../initializers/config'
-import { FFMPEG_NICE, VIDEO_TRANSCODING_FPS } from '../initializers/constants'
+import { FFMPEG_NICE, VIDEO_LIVE, VIDEO_TRANSCODING_FPS } from '../initializers/constants'
 import { processImage } from './image-utils'
 import { logger } from './logger'
 
@@ -353,7 +353,7 @@ function convertWebPToJPG (path: string, destination: string): Promise<void> {
   })
 }
 
-function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: number[]) {
+function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: number[], deleteSegments: boolean) {
   const command = getFFmpeg(rtmpUrl)
   command.inputOption('-fflags nobuffer')
 
@@ -399,7 +399,7 @@ function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: numb
     varStreamMap.push(`v:${i},a:${i}`)
   }
 
-  addDefaultLiveHLSParams(command, outPath)
+  addDefaultLiveHLSParams(command, outPath, deleteSegments)
 
   command.outputOption('-var_stream_map', varStreamMap.join(' '))
 
@@ -408,7 +408,7 @@ function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: numb
   return command
 }
 
-function runLiveMuxing (rtmpUrl: string, outPath: string) {
+function runLiveMuxing (rtmpUrl: string, outPath: string, deleteSegments: boolean) {
   const command = getFFmpeg(rtmpUrl)
   command.inputOption('-fflags nobuffer')
 
@@ -417,13 +417,50 @@ function runLiveMuxing (rtmpUrl: string, outPath: string) {
   command.outputOption('-map 0:a?')
   command.outputOption('-map 0:v?')
 
-  addDefaultLiveHLSParams(command, outPath)
+  addDefaultLiveHLSParams(command, outPath, deleteSegments)
 
   command.run()
 
   return command
 }
 
+async function hlsPlaylistToFragmentedMP4 (hlsDirectory: string, segmentFiles: string[], outputPath: string) {
+  const concatFile = 'concat.txt'
+  const concatFilePath = join(hlsDirectory, concatFile)
+  const content = segmentFiles.map(f => 'file ' + f)
+                              .join('\n')
+
+  await writeFile(concatFilePath, content + '\n')
+
+  const command = getFFmpeg(concatFilePath)
+  command.inputOption('-safe 0')
+  command.inputOption('-f concat')
+
+  command.outputOption('-c copy')
+  command.output(outputPath)
+
+  command.run()
+
+  function cleaner () {
+    remove(concatFile)
+    .catch(err => logger.error('Cannot remove concat file in %s.', hlsDirectory, { err }))
+  }
+
+  return new Promise<string>((res, rej) => {
+    command.on('error', err => {
+      cleaner()
+
+      rej(err)
+    })
+
+    command.on('end', () => {
+      cleaner()
+
+      res()
+    })
+  })
+}
+
 // ---------------------------------------------------------------------------
 
 export {
@@ -443,6 +480,7 @@ export {
   getVideoFileFPS,
   computeResolutionsToTranscode,
   audio,
+  hlsPlaylistToFragmentedMP4,
   getVideoFileBitrate,
   canDoQuickTranscode
 }
@@ -457,10 +495,14 @@ function addDefaultX264Params (command: ffmpeg.FfmpegCommand) {
          .outputOption('-map_metadata -1') // strip all metadata
 }
 
-function addDefaultLiveHLSParams (command: ffmpeg.FfmpegCommand, outPath: string) {
-  command.outputOption('-hls_time 4')
-  command.outputOption('-hls_list_size 15')
-  command.outputOption('-hls_flags delete_segments')
+function addDefaultLiveHLSParams (command: ffmpeg.FfmpegCommand, outPath: string, deleteSegments: boolean) {
+  command.outputOption('-hls_time ' + VIDEO_LIVE.SEGMENT_TIME)
+  command.outputOption('-hls_list_size ' + VIDEO_LIVE.SEGMENTS_LIST_SIZE)
+
+  if (deleteSegments === true) {
+    command.outputOption('-hls_flags delete_segments')
+  }
+
   command.outputOption(`-hls_segment_filename ${join(outPath, '%v-%d.ts')}`)
   command.outputOption('-master_pl_name master.m3u8')
   command.outputOption(`-f hls`)