3 files changed, 22 insertions, 7 deletions

diff --git a/shared/extra-utils/videos/live-command.ts b/shared/extra-utils/videos/live-command.ts
index bf9486a05..81ae458e0 100644
--- a/shared/extra-utils/videos/live-command.ts
+++ b/shared/extra-utils/videos/live-command.ts
@@ -68,11 +68,12 @@ export class LiveCommand extends AbstractCommand {
   async sendRTMPStreamInVideo (options: OverrideCommandOptions & {
     videoId: number | string
     fixtureName?: string
+    copyCodecs?: boolean
   }) {
-    const { videoId, fixtureName } = options
+    const { videoId, fixtureName, copyCodecs } = options
     const videoLive = await this.get({ videoId })
 
-    return sendRTMPStream(videoLive.rtmpUrl, videoLive.streamKey, fixtureName)
+    return sendRTMPStream({ rtmpBaseUrl: videoLive.rtmpUrl, streamKey: videoLive.streamKey, fixtureName, copyCodecs })
   }
 
   async runAndTestStreamError (options: OverrideCommandOptions & {
diff --git a/shared/extra-utils/videos/live.ts b/shared/extra-utils/videos/live.ts
index 94f5f5b59..6aa405b19 100644
--- a/shared/extra-utils/videos/live.ts
+++ b/shared/extra-utils/videos/live.ts
@@ -7,16 +7,29 @@ import { join } from 'path'
 import { buildAbsoluteFixturePath, wait } from '../miscs'
 import { PeerTubeServer } from '../server/server'
 
-function sendRTMPStream (rtmpBaseUrl: string, streamKey: string, fixtureName = 'video_short.mp4') {
+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')
-  command.outputOption('-c:v libx264')
-  command.outputOption('-g 50')
-  command.outputOption('-keyint_min 2')
-  command.outputOption('-r 60')
+
+  if (copyCodecs) {
+    command.outputOption('-c:v libx264')
+    command.outputOption('-g 50')
+    command.outputOption('-keyint_min 2')
+    command.outputOption('-r 60')
+  } else {
+    command.outputOption('-c copy')
+  }
+
   command.outputOption('-f flv')
 
   const rtmpUrl = rtmpBaseUrl + '/' + streamKey
diff --git a/shared/models/videos/video-transcoding.model.ts b/shared/models/videos/video-transcoding.model.ts
index 3f2382ce8..f1fe4609b 100644
--- a/shared/models/videos/video-transcoding.model.ts
+++ b/shared/models/videos/video-transcoding.model.ts
@@ -5,6 +5,7 @@ import { VideoResolution } from './video-resolution.enum'
 export type EncoderOptionsBuilder = (params: {
   input: string
   resolution: VideoResolution
+  inputBitrate: number
   fps?: number
   streamNum?: number
 }) => Promise<EncoderOptions> | EncoderOptions