Speech-to-Text Demo

Speech-to-Text Demo is a Node.js script to convert speech into text using Cloud Speech-to-Text.

How to use

node

$ GOOGLE_APPLICATION_CREDENTIALS=./serviceAccount.json node index.js -e 'FLAC' -u 'gs://cloud-samples-tests/speech/brooklyn.flac'

ts-node

$ GOOGLE_APPLICATION_CREDENTIALS=./serviceAccount.json ts-node index.ts -e 'FLAC' -u 'gs://cloud-samples-tests/speech/brooklyn.flac'

serviceAccount.json is a path of a JSON file that contains your GCP service account key. -e and -u are required options. -e points to an encoding of an audio file. -u points to a URI of an audio file, which should be a Google Cloud Storage URI.

Available options are as below:

Option	Option (short name)	Required	Default
--encoding	-e	✅		Encoding of an audio file
--uri	-u	✅		URI of an audio file
--languageCode	-l		en-US	Language code of an audio file
--sampleRateHertz	-s		16000	Sample rate in Hertz of an audio file

Article (Japanese)

https://mokajima.com/speech-to-text/