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set the detected language as language_code when deepgram detects the language (#1116)

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https://github.com/jambonz/jambonz-feature-server/issues/1115
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rammohan-y
2025-03-11 21:46:29 +05:30
committed by GitHub
parent 0470168757
commit d36e6b4c22
1 changed files with 7 additions and 2 deletions
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9
lib/utils/transcription-utils.js
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@@ -304,13 +304,18 @@ const normalizeDeepgram = (evt, channel, language, shortUtterance) => {
confidence: alt.confidence,
transcript: alt.transcript,
}));
/**
* Some models (nova-2-general) return the detected language in the
* alternatives.languages array if the language is set as multi.
* If the language is detected, we use it as the language_code.
*/
const detectedLanguage = evt.channel?.alternatives?.[0]?.languages?.[0];
/**
* note difference between is_final and speech_final in Deepgram:
* https://developers.deepgram.com/docs/understand-endpointing-interim-results
*/
return {
language_code: language,
language_code: detectedLanguage || language,
channel_tag: channel,
is_final: shortUtterance ? evt.is_final : evt.speech_final,
alternatives: alternatives.length ? [alternatives[0]] : [],