This starter kit flow demonstrates how to use the Watson Speech to Text Node-RED node in 'Web Socket mode'.
You will need version >=0.6.3 of node-red-node-watson installed in Node-RED.
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HTTP [get] /transcribe- sets the app URL as a GET on xxxxx.mybluemix.net/transcribe -
HTTP Request- gets the webpage from the ibm-early-programs git repo -
Reset msg.headers- sets the header to an empty object ready for the next input -
HTTP response- ends HTTP request -
Websocket STT In- sets the listener on /wss/stt -
STT with Sockets- Speech-to-Text service set with 'streaming mode' on narrowband model -
Websocket out [ws] /ws/stt- closes websocket flow