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speech-recognition.js
var recognition;
function startRecognition() {
recognition = new webkitSpeechRecognition();
recognition.onstart = function(event) {
updateRec();
};
recognition.onresult = function(event) {
var text = "";
for (var i = event.resultIndex; i < event.results.length; ++i) {
text += event.results[i][0].transcript;
}
setInput(text);
stopRecognition();
};
recognition.onend = function() {
stopRecognition();
};
recognition.lang = "en-US";
recognition.start();
}
function stopRecognition() {
if (recognition) {
recognition.stop();
recognition = null;
}
updateRec();
}
function switchRecognition() {
if (recognition) {
stopRecognition();
} else {
startRecognition();
}
}
function setInput(text) {
$("#query").val(text);
send();
}
function updateRec() {
$("#rec").text(recognition ? "Stop" : "Speak");
}
$("#query").keypress(function(event) {
if (event.which == 13) {
event.preventDefault();
send();
}
});
$("#rec").click(function(event) {
switchRecognition();
});
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