Speech to Text for Processing using WebSockets and Google Chrome.
| /* | |
| Simple WebSocketServer example that can receive voice transcripts from Chrome | |
| Requires WebSockets Library: https://github.com/alexandrainst/processing_websockets | |
| */ | |
| import websockets.*; | |
| WebsocketServer socket; | |
| void setup() { | |
| socket = new WebsocketServer(this, 1337, "/p5websocket"); | |
| } | |
| void draw() { | |
| background(0); | |
| } | |
| void webSocketServerEvent(String msg){ | |
| println(msg); | |
| } |
| <!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <script type="text/javascript"> | |
| // We need to check if the browser supports WebSockets | |
| if ("WebSocket" in window) { | |
| // Before we can connect to the WebSocket, we need to start it in Processing. | |
| var ws = new WebSocket("ws://localhost:1337/p5websocket"); | |
| } else { | |
| // The browser doesn't support WebSocket | |
| alert("WebSocket NOT supported by your Browser!"); | |
| } | |
| // Now we can start the speech recognition | |
| // Supported only in Chrome | |
| // Once started, you need to allow Chrome to use the microphone | |
| var recognition = new webkitSpeechRecognition(); | |
| // Be default, Chrome will only return a single result. | |
| // By enabling "continuous", Chrome will keep the microphone active. | |
| recognition.continuous = true; | |
| recognition.onresult = function(event) { | |
| // Get the current result from the results object | |
| var transcript = event.results[event.results.length-1][0].transcript; | |
| // Send the result string via WebSocket to the running Processing Sketch | |
| ws.send(transcript); | |
| } | |
| // Start the recognition | |
| recognition.start(); | |
| // Restart the recognition on timeout | |
| recognition.onend = function(){ | |
| recognition.start(); | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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