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Feat/fallback speech 02 (#429)

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* feat fallback speech

* feat fallback speech

* feat fallback speech

* gather verb

* fix

* wip

* wip

* wip

* wip

* wip

* transcribe

* transcribe

* fix

* wip

* wip

* wip

* wip

* fix

* wip

* fix
This commit is contained in:
Hoan Luu Huu
2023-08-22 20:22:01 +07:00
committed by GitHub
parent 6f0dbef433
commit b1ecf069bf
13 changed files with 501 additions and 223 deletions
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65
lib/tasks/lex.js
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@@ -25,7 +25,13 @@ class Lex extends Task {
this.vendor = this.data.tts.vendor || 'default';
this.language = this.data.tts.language || 'default';
this.voice = this.data.tts.voice || 'default';
this.speechCredentialLabel = this.data.tts.label || null;
this.speechCredentialLabel = this.data.tts.label || 'default';
// fallback tts
this.fallbackVendor = this.data.tts.fallbackVendor || 'default';
this.fallbackLanguage = this.data.tts.fallbackLanguage || 'default';
this.fallbackVoice = this.data.tts.fallbackLanguage || 'default';
this.fallbackLabel = this.data.tts.fallbackLabel || 'default';
}
this.botName = `${this.bot}:${this.alias}:${this.region}`;
@@ -103,9 +109,16 @@ class Lex extends Task {
this.vendor = cs.speechSynthesisVendor;
this.language = cs.speechSynthesisLanguage;
this.voice = cs.speechSynthesisVoice;
this.speechCredentialLabel = cs.speechSynthesisLabel;
}
this.ttsCredentials = cs.getSpeechCredentials(this.vendor, 'tts',
this.speechCredentialLabel || cs.speechSynthesisVendor);
if (this.fallbackVendor === 'default') {
this.fallbackVendor = cs.fallbackSpeechSynthesisVendor;
this.fallbackLanguage = cs.fallbackSpeechSynthesisLanguage;
this.fallbackVoice = cs.fallbackSpeechSynthesisVoice;
this.fallbackLabel = cs.fallbackSpeechSynthesisLabel;
}
this.ttsCredentials = cs.getSpeechCredentials(this.vendor, 'tts', this.speechCredentialLabel);
this.ep.addCustomEventListener('lex::intent', this._onIntent.bind(this, ep, cs));
this.ep.addCustomEventListener('lex::transcription', this._onTranscription.bind(this, ep, cs));
@@ -170,6 +183,41 @@ class Lex extends Task {
}
}
async _fallbackSynthAudio(cs, msg, stats, synthAudio) {
try {
const {filePath} = await synthAudio(stats, {
account_sid: cs.accountSid,
text: msg,
vendor: this.vendor,
language: this.language,
voice: this.voice,
salt: cs.callSid,
credentials: this.ttsCredentials
});
return filePath;
} catch (error) {
this.logger.info({error}, 'failed to synth audio from primary vendor');
if (this.fallbackVendor) {
try {
const credential = cs.getSpeechCredentials(this.fallbackVendor, 'tts', this.fallbackLabel);
const {filePath} = await synthAudio(stats, {
account_sid: cs.accountSid,
text: msg,
vendor: this.fallbackVendor,
language: this.fallbackLanguage,
voice: this.fallbackVoice,
salt: cs.callSid,
credentials: credential
});
return filePath;
} catch (err) {
this.logger.info({err}, 'failed to synth audio from fallback vendor');
}
}
}
}
/**
* @param {*} evt - event data
*/
@@ -189,16 +237,7 @@ class Lex extends Task {
try {
this.logger.debug(`tts with ${this.vendor} ${this.voice}`);
// eslint-disable-next-line no-unused-vars
const {filePath, servedFromCache} = await synthAudio(stats, {
account_sid: cs.accountSid,
text: msg,
vendor: this.vendor,
language: this.language,
voice: this.voice,
salt: cs.callSid,
credentials: this.ttsCredentials
});
const filePath = await this._fallbackSynthAudio(cs, msg, stats, synthAudio);
if (filePath) cs.trackTmpFile(filePath);
if (this.events.includes('start-play')) {