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Streamer guidance: B-frames 0 (MediaMTX refuses WebRTC playback of H.264 with B-frames)

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Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
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Brandyn / Techy
2026-11-01 13:29:34 -06:00
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@@ -117,6 +117,9 @@ Being a streamer = being in the Authentik **streamers** group (a Discord role vi
There are no stream passwords or keys to hand out: the dock mints a **12-hour publish token** for the
logged-in Discord user each time Go Live is pressed and sets it as the OBS stream key itself.
OBS → Settings → Output → Encoder: **B-frames = 0** (NVENC "Max B-frames: 0"; x264 add `bframes=0`). MediaMTX
refuses WebRTC playback of H.264 with B-frames ("WebRTC doesn't support H264 streams with B-frames"), so the live
portal would fall back to HLS with seconds of delay. Keyframe interval 2 s. Recording quality is unaffected.
OBS → Tools → WebSocket Server Settings → enable, set a password.
OBS → Docks → Custom Browser Docks → `https://live.BASE/dock/` → log in with Discord once.
In the dock's Settings: ingest host (prefilled), OBS WebSocket password/port, optional title prefix/suffix