资源简介
这个代码实现了MATLAB语音转文字，用了别人公布的AccessToken所以不需要你去申请百度API的一个id和密码。可以直接运行。
代码片段和文件信息
clear;clc
% Doc:
% https://github.com/Baidu-AIP/speech-demo
% https://ai.baidu.com/ai-doc/SPEECH/Vk38lxily
% code:
% client_id = ‘your id‘;
% client_secret = ‘your secret‘;
Host = webread（ ‘https://openapi.baidu.com/oauth/2.0/token?grant_type=client_credentials&client_id=kVcnfD9iW2XVZSMaLMrtLYIz&client_secret=O9o1O213UgG5LFn0bDGNtoRN3VWl2du6‘ ）;
Access_Token = Host.access_token;
request_url = ‘http://vop.baidu.com/server_api‘;
[ Data Freq] = audioread（‘Audio_test.aac‘）;
newFreq = 16000;
[ P Q ] = rat（ newFreq/Freq ）;
Data = resample（ Data P Q ）;
wavFilename = ‘WavFile.wav‘;
audiowrite（wavFilename Data newFreq）;
[base64string base64len]= base64file（‘WavFile.wav‘）;
options = weboptions（‘RequestMethod‘ ‘post‘‘HeaderFields‘{ ‘Content-Type‘‘application/json‘}）
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