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创建session
var fcVoice = function (voiceCallback) {
/* 标识麦克风按钮状态,按下状态值为true,否则为false */
var mic_pressed = false;
/**
* 初始化Session会话
*/
var session = new IFlyIatSession({
"callback": {
"onResult": function (err, result) {
/* 若回调的err为空或错误码为0,则会话成功,可提取识别结果进行显示*/
if (err == null || err == undefined || err == 0) {
if (result == '' || result == null)
console.log("没有获取到识别结果");
else
console.log(result);
if (voiceCallback) {
voiceCallback(result);
}
/* 若回调的err不为空且错误码不为0,则会话失败,可提取错误码 */
} else {
console.log('error code : ' + err + ", error description : " + result);
}
mic_pressed = false;
console.log('end');
},
"onVolume": function (volume) {
},
"onError": function () {
mic_pressed = false;
},
"onProcess": function (status) {
switch (status) {
case 'onStart':
console.log("服务初始化...");
break;
case 'normalVolume':
case 'started':
console.log("倾听中...");
break;
case 'onStop':
console.log("等待结果...");
break;
case 'onEnd':
console.log('end.');
break;
case 'lowVolume':
console.log("倾听中...(声音过小)");
break;
default:
console.log(status);
}
}
}
});
if (!session.isSupport()) {
console.log("当前浏览器不支持!");
return;
}
var play = function () {
if (!mic_pressed) {
var ssb_param = {
"grammar_list": null,
"params": "appid=58f45210,appidkey=4da080c4474a1986, lang = sms, acous = anhui, aue=speex-wb;-1, usr = mkchen, ssm = 1, sub = iat, net_type = wifi, rse = utf8, ent =sms16k, rst = plain, auf = audio/L16;rate=16000, vad_enable = 1, vad_timeout = 5000, vad_speech_tail = 500, compress = igzip"
};
/* 调用开始录音接口,通过function(volume)和function(err, obj)回调音量和识别结果 */
session.start(ssb_param);
mic_pressed = true;
}
else {
//停止麦克风录音,仍会返回已传录音的识别结果.
session.stop();
}
}
/**
* 取消本次会话识别
*/
var cancel = function () {
session.cancel();
}
fcVoice.start = function () {
play();
console.log('start');
}
fcVoice.end = function () {
session.cancel();
}
//页面不可见,断开麦克风调用
document.addEventListener("visibilitychange", function () {
if (document.hidden == true) {
session.kill();
}
});
return session;
}
function fcVoiceInit(voiceCallback) {
return fcVoice(voiceCallback);
}
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