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support deepgram river (#1273)

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* support deepgram river

* wip

* rebase

* fix review comment

---------

Co-authored-by: Dave Horton <daveh@beachdognet.com>
This commit is contained in:
Hoan Luu Huu
2025-07-30 00:49:43 +07:00
committed by GitHub
parent 158d9d7d25
commit eb449e9169
8 changed files with 109 additions and 28 deletions
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36
lib/utils/transcription-utils.js
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@@ -339,6 +339,25 @@ const normalizeDeepgram = (evt, channel, language, shortUtterance) => {
};
};
const normalizeDeepgramRiver = (evt, channel, language, shortUtterance) => {
const copy = JSON.parse(JSON.stringify(evt));
return {
language_code: language,
channel_tag: channel,
is_final: evt.event === 'EndOfTurn',
alternatives: [
{
confidence: evt.end_of_turn_confidence,
transcript: evt.transcript,
}
],
vendor: {
name: 'deepgramriver',
evt: copy
}
};
};
const normalizeNvidia = (evt, channel, language) => {
const copy = JSON.parse(JSON.stringify(evt));
const alternatives = (evt.alternatives || [])
@@ -650,6 +669,8 @@ module.exports = (logger) => {
switch (vendor) {
case 'deepgram':
return normalizeDeepgram(evt, channel, language, shortUtterance);
case 'deepgramriver':
return normalizeDeepgramRiver(evt, channel, language, shortUtterance);
case 'microsoft':
return normalizeMicrosoft(evt, channel, language, punctuation);
case 'google':
@@ -931,6 +952,21 @@ module.exports = (logger) => {
{DEEPGRAM_SPEECH_KEYTERMS: deepgramOptions.keyterms.join(',')})
};
}
else if ('deepgramriver' === vendor) {
const {
preflightThreshold,
eotThreshold,
eotTimeoutMs,
mipOptOut
} = rOpts.deepgramOptions || {};
opts = {
DEEPGRAM_API_KEY: sttCredentials.api_key,
...(preflightThreshold && {DEEPGRAM_SPEECH_PRELIGHT_THRESHOLD: preflightThreshold}),
...(eotThreshold && {DEEPGRAM_SPEECH_EOT_THRESHOLD: eotThreshold}),
...(eotTimeoutMs && {DEEPGRAM_SPEECH_EOT_TIMEOUT_MS: eotTimeoutMs}),
...(mipOptOut && {DEEPGRAM_SPEECH_MIP_OPT_OUT: mipOptOut}),
};
}
else if ('soniox' === vendor) {
const {sonioxOptions = {}} = rOpts;
const {storage = {}} = sonioxOptions;