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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="UTF-8"> | |
<title>Web Speech API</title> | |
<script> | |
var flag_speech = 0; | |
function vr_function() { | |
window.SpeechRecognition = window.SpeechRecognition || webkitSpeechRecognition; | |
var recognition = new webkitSpeechRecognition(); | |
recognition.lang = 'ja'; | |
recognition.interimResults = true; | |
recognition.continuous = true; | |
recognition.onsoundstart = function() { | |
document.getElementById('status').innerHTML = "認識中"; | |
}; | |
recognition.onnomatch = function() { | |
document.getElementById('status').innerHTML = "もう一度試してください"; | |
}; | |
recognition.onerror = function() { | |
document.getElementById('status').innerHTML = "エラー"; | |
if(flag_speech == 0) | |
vr_function(); | |
}; | |
recognition.onsoundend = function() { | |
document.getElementById('status').innerHTML = "停止中"; | |
vr_function(); | |
}; | |
recognition.onresult = function(event) { | |
var results = event.results; | |
for (var i = event.resultIndex; i < results.length; i++) { | |
console.log(`${results[i][0].transcript} : ${results[i][0].confidence}`); | |
if (results[i].isFinal) | |
{ | |
d(`final: ${results[i][0].transcript}`); | |
document.getElementById('result_text').innerHTML = results[i][0].transcript; | |
vr_function(); | |
} | |
else | |
{ | |
document.getElementById('result_text').innerHTML = "[途中経過] " + results[i][0].transcript; | |
flag_speech = 1; | |
d(`word: ${results[i][0].transcript}`); | |
} | |
} | |
console.log(results); | |
const res = [].map.call(results, x => x) | |
.sort((a, b) => a[0].confidence < b[0].confidence); | |
const alt = res[0]; | |
console.log('-------'); | |
console.log(alt); | |
console.log(`final: ${alt.isFinal}`); | |
write.over(alt[0].transcript, alt.isFinal); | |
} | |
flag_speech = 0; | |
document.getElementById('status').innerHTML = "start"; | |
recognition.start(); | |
} | |
const d = function (text) { | |
document.getElementById('debug').innerText += text + '\n'; | |
}; | |
const write = {}; | |
write.over = function (text, clear) { | |
const elem = document.getElementById('write'); | |
elem.innerText = text; | |
clearTimeout(write.timer); | |
if (clear) { | |
elem.innerText += '。'; | |
write.timer = setTimeout(() => elem.innerText = '', 1000); | |
} | |
}; | |
window.onload = function () { vr_function() }; | |
</script> | |
</head> | |
<body> | |
<textarea id="result_text" cols="100" rows="10"></textarea> | |
<br> | |
<textarea id="status" cols="100" rows="1"></textarea> | |
<p>字幕</p> | |
<pre id="write" style="padding: 1em; background-color: bisque"></pre> | |
<br> | |
<pre id="debug" style="display: none;"></pre> | |
</body> | |
</html> |
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