Type Alias PhonemeAlphabet

PhonemeAlphabet: "ipa" | "sapi" | "ups"

Phonetic alphabets supported for phoneme elements.

Specifies which phonetic alphabet to use for pronunciation guidance. Different alphabets are suitable for different use cases and languages.

Alphabets:

ipa: International Phonetic Alphabet - Universal standard, widely supported
sapi: Microsoft SAPI phonemes - Microsoft-specific, good for English
ups: Universal Phone Set - Microsoft's unified phoneme set

Example

// IPA for international use
voice.phoneme('schedule', { alphabet: 'ipa', ph: 'ˈʃɛdjuːl' });

// SAPI for Microsoft voices
voice.phoneme('Azure', { alphabet: 'sapi', ph: 'ae zh er' });

See

https://docs.microsoft.com/azure/cognitive-services/speech-service/speech-synthesis-markup#use-phonemes-to-improve-pronunciation Phoneme Documentation
https://docs.microsoft.com/azure/cognitive-services/speech-service/speech-ssml-phonetic-sets Phonetic Sets Reference