Live Captioning: Frequently Asked Questions

What is live captioning?

Live captioning is the process of converting spoken audio into text in real time, so that captions appear on screen as words are spoken during a live stream, event, or presentation.

How does Ollang's live captioning work?

Audio is ingested from a microphone, RTMP stream, or conference call, then transcribed using Ollang's ASR technology, automatically formatted, and delivered as captions rendered over video or via API.

How accurate are Ollang's live captions?

Ollang's live captioning delivers 99%+ accuracy, with ASR tuned specifically for broadcast, corporate, and educational environments.

What languages does Ollang support for live captioning?

Ollang supports live captioning in over 50 languages, with automatic language detection available.

Does Ollang's live captioning meet accessibility standards?

Yes, Ollang's caption output meets SDH, ADA, FCC, and WCAG captioning requirements out of the box.

How do live captions integrate with my existing setup?

Ollang offers a drop-in browser widget and RTMP sidecar support for instant integration with any streaming setup, as well as API delivery.

What caption file formats can I export?

Captions can be downloaded with frame-accurate timestamps in SRT, VTT, TTML, or custom formats.

What types of events can Ollang's live captioning support?

Ollang's live captioning is suited for corporate events, educational broadcasts, live sports, and government hearings, among other use cases.