javascript Deferred和递归次数限制实例_JavaScript

javascript Deferred和递归次数限制实例

2021-04-05 18:03JS教程网 JavaScript

你知道Deferred和递归次数限制吗？如果还不知道，可以看看下面的实例，很好，适合新手朋友们

你知道Deferred和递归次数限制吗？下面有个不错的实例，大家可以看看

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									function runAsyncTTS(text,speecher,audiopath) { 

									var def = jQuery.Deferred(); 

									var args = {"SynthText": text, "VoiceSpeecher": speecher, "WordSpeed": "3", "UseCSSML": "0", "AudioPath": audiopath}; 

									tts.asyncTTS(JSON.stringify(args),function(err,result) { 

									def.resolve(result); 

									}); 

									return def.promise(); 

									}

				?

									function textToSpeechBat(metaJson, speecher, audioPath) { 

									var def = $.Deferred(); 

									var result = {originalWords:"", resultJsonArr:[]}; 

									var jsons=""; 

									for(var index=0;index < metaJson.words.length;index++) { 

									var audioName = metaJson.words[index]['audio']; 

									audioName = audioName.replace('.mp3',''); 

									var audioFile = audioPath +"/" + audioName + '.wav'; 

									var args = '{"SynthText": "'+metaJson.words[index]['word']+'", "VoiceSpeecher": "'+speecher+'", "WordSpeed": "3", "UseCSSML": "0", "AudioPath": "'+audioFile+'"}'; 

									jsons += args + "|"; 

									} 

									jsons = jsons.substr(0,jsons.length-1); 

									tts.asyncTTSBat(jsons,function(err,ret) { 

									result['resultJsonArr'] = ret.split('|'); 

									def.resolve(result); 

									}); 

									return def.promise(); 

									}

				?

									function textToSpeechWithTryTimes(metaJson, speecher, audioPath,times) { 

									var def = $.Deferred(); 

									var ttsRet = null; 

									var ttsCallBack = function(index) { 

									if(index < times) { 

									textToSpeechBat(metaJson,speecher,audioPath).done(function (ret) { 

									console.log("textToSpeechWithTryTimes:"+JSON.stringify(ret)); 

									ttsRet = ret; 

									var resultJsonArr = ret.resultJsonArr; 

									var audioFlag = true; 

									for(var i=0;i<resultJsonArr.length;i++) { 

									if(resultJsonArr[i] == "") { 

									audioFlag = false; 

									break; 

									} 

									var retObj = JSON.parse(resultJsonArr[i]); 

									console.log(retObj['audioFlag']); 

									if(retObj['audioFlag'] == 'false' || retObj['result']=="") { 

									audioFlag = false; 

									break; 

									} 

									} 

									console.log(audioFlag); 

									if(audioFlag == false) { 

									console.log("textToSpeechWithTryTimes Fail, try again!"); 

									ttsCallBack(++index); 

									}else { 

									console.log("textToSpeechWithTryTimes succeed,return"); 

									def.resolve(ret); 

									} 

									}); 

									} 

									if(index == times) { 

									console.log("textToSpeechWithTryTimes timesover,return"); 

									def.resolve(ttsRet); 

									} 

									}; 

									ttsCallBack(0); 

									return def.promise(); 

									}