Install FFmpeg from Ubuntu’s APT repositories with sudo apt update and sudo apt install ffmpeg, then check it with ffmpeg -version. To stream to YouTube, you also need a live stream’s server URL and stream key from YouTube Studio, plus settings that match your video, upload connection, and YouTube’s current live encoder guidance.
Install FFmpeg from Ubuntu’s repositories
Ubuntu packages FFmpeg through APT. The available version depends on your Ubuntu release: Ubuntu’s package index listed FFmpeg 4.4.2 for Ubuntu 22.04 LTS (Jammy) and 6.1.1 for Ubuntu 24.04 LTS (Noble), as reviewed in 2026. These examples do not establish the version for every Ubuntu release or derivative.
- Check which Ubuntu release you are using: run
lsb_release -aor inspect/etc/os-release. If you need an exact package version, look up the package record for that release in Ubuntu’s package index. - Refresh APT’s package index: run
sudo apt update. - Install FFmpeg: run
sudo apt install ffmpegand approve the package changes when prompted. - Check the installed binary: run
ffmpeg -version. The output includes the FFmpeg version and build configuration.
This is the standard repository-based installation sequence, not a command sequence tested on your machine. Ubuntu lists FFmpeg in the Universe repository. If APT says it cannot locate the package, confirm your release and configured repositories, including whether Universe is enabled. Check that release’s repository metadata before turning to a third-party PPA or a standalone binary.
Prepare a YouTube Live stream
Installing FFmpeg does not create a YouTube broadcast by itself. You need a live stream in YouTube Studio and its current server URL and stream key. YouTube’s interface can differ depending on whether the channel has streamed before.
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- In YouTube Studio, create or select the live stream in Live Control Room.
- Copy the server URL and stream key shown for that stream. YouTube may show an ordinary RTMP URL by default; select or copy the RTMPS URL if available and supported by your FFmpeg build.
- Keep the key private. Treat it like a password: do not put a real key in a public command example, publish it in a chat or repository, or include it in logs you share.
- Configure FFmpeg with the source, video and audio settings, and the URL and key. Start sending the stream, then check YouTube’s preview and stream health. Go live in YouTube when the stream is ready or when the scheduled workflow calls for it.
YouTube recommends RTMPS, which carries RTMP over TLS/SSL. Use the endpoint shown in Live Control Room rather than assuming a fixed URL; see YouTube’s RTMPS guidance and its live encoder settings.
Send a file to a generic RTMP server
Ubuntu’s FFmpeg manual gives this general form for reading a file in real time and sending it as FLV to an RTMP server:
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ffmpeg -re -i myfile -f flv rtmp://myserver/live/mystreamThis is a generic RTMP example, not a verified YouTube command and not an RTMPS example. Its placeholders are not a usable endpoint. For YouTube, use the server URL and key displayed for your stream in Live Control Room, and consult the Ubuntu FFmpeg manual for the generic RTMP form. The command structure and flags needed for a complete YouTube command depend on your input and installed FFmpeg build; do not assume this generic example has been tested end to end against YouTube.
Choose live encoder settings
YouTube’s live guidance is distinct from its recommendations for uploading a finished video. Its live encoder guidance, accessed in 2026, lists RTMP/RTMPS, H.264, H.265 (HEVC) and AV1 video codecs, AAC or MP3 audio for RTMP/RTMPS, frame rates up to 60 fps, and constant bitrate (CBR) encoding. Confirm that the protocol and codec you choose are supported by both your installed FFmpeg build and the selected YouTube ingest workflow.
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| Setting | YouTube guidance | How to apply it |
|---|---|---|
| H.264 video bitrate | 10 Mbps for 1080p at 30 fps; 12 Mbps for 1080p at 60 fps. YouTube live encoder recommendations, accessed 2026. | Choose the row that matches your target format, and make sure your sustained upload connection can carry the stream reliably. |
| Keyframe interval | 2 seconds recommended; do not exceed 4 seconds. YouTube live encoder guidance, accessed 2026. | Set the encoder’s keyframe frequency to match the live guidance for your stream. |
| Stereo audio bitrate | 128 Kbps recommended. YouTube live encoder guidance, accessed 2026. | Use as a starting point for stereo audio, provided the selected audio codec and input support it. |
| Stereo audio sample rate | 44.1 kHz recommended. YouTube live encoder guidance, accessed 2026. | Check the audio properties of your source and the settings accepted by your encoder. |
These are YouTube’s published recommendations, not a guarantee that your computer, FFmpeg build, source or internet connection can sustain the chosen stream. The bitrate figures above are for H.264 at the specified formats; consult YouTube’s current live encoder settings for guidance by codec, resolution and frame rate. Test the actual source and upload path before an event. YouTube’s guidance says: “Make sure to test before you start your live stream.”
Match the format to your source and connection
- Choose a resolution and frame rate your source can provide consistently; a higher target is not useful if the source or encoder cannot sustain it.
- Choose a codec supported by the ingest protocol and by your installed FFmpeg build. A list of codecs supported by YouTube does not establish that your particular FFmpeg binary has each encoder enabled.
- Use constant bitrate as YouTube recommends, and select a bitrate appropriate to the chosen codec and video format.
- Test sustained upload capacity with representative motion and audio. Leave headroom rather than setting a bitrate that saturates an unstable connection.
- Prefer RTMPS where your workflow supports it, and protect the stream key.
Test and monitor before and during the broadcast
Run a private or otherwise appropriate test using the same input, encoder settings, network and destination workflow planned for the broadcast. Check YouTube’s preview before going live, and watch stream health during the event. A file with little motion may not reveal the same problems as representative gameplay or other fast-moving content; test the material you actually intend to send.
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Troubleshoot common setup problems
| Symptom | What to check | Next step |
|---|---|---|
apt cannot locate the ffmpeg package |
Ubuntu release and configured repositories, particularly Universe. | Refresh the package index with sudo apt update and verify the repositories and package record for that release before using another distribution channel. |
ffmpeg -version reports an unexpected version |
The Ubuntu release and repository version available for it. | Compare against the package record for your release; Jammy and Noble have different FFmpeg versions in Ubuntu’s package index. |
| YouTube does not show an incoming preview | That you copied the server URL and key for the intended stream, selected a supported endpoint, and started the encoder. | Copy the current values again from Live Control Room, keep the key private, and inspect FFmpeg’s output for connection or input errors. |
| Stream health reports instability or dropped frames | Sustained upload capacity, selected bitrate, encoder load, and whether the source can be processed at the chosen resolution and frame rate. | Test again with a lower sustainable target or less demanding format, then monitor the preview and stream health before going live. |
| Video arrives but audio is absent or unsuitable | Whether the input contains an audio stream, the selected audio codec, and the audio bitrate and sample rate. | Inspect the input and FFmpeg build, then test with audio settings supported by the chosen ingest workflow. |
Account for the source and the streaming machine
Streaming a file does not inherently require buying hardware. If your source is an external HDMI device rather than a file or software-captured feed, capture hardware may be needed to bring that signal into the computer; it is conditional, not a prerequisite for installing FFmpeg. A Linux VPS or other cloud computer is another possible way to run an encoder remotely, but it is not required for this setup.
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