小程序实现语音识别经验分享

// wxjs:

const recorderManager = wx.getRecorderManager()
recorderManager.onStart(() => {
    //开始录制的回调方法
})
//录音停止函数
recorderManager.onStop((res) => {
  const { tempFilePath } = res;
  //上传录制的音频
  wx.uploadFile({
    url: app.d.hostUrl + '/Api/Index/wxupload', //仅为示例，非真实的接口地址
    filePath: tempFilePath,
    name: 'viceo',
    success: function (res) {
        console.log(res);
    }
  })
})

Page({
    //按下按钮--录音
  startHandel: function () {
    console.log("开始")
    recorderManager.start({
      duration: 10000
    })
  },
  //松开按钮
  endHandle: function () {
    console.log("结束")
    //触发录音停止
    recorderManager.stop()
  }
})

//wxml:
<view>
    <text>{{text}}</text></view>

<?php namespace Api\Controller;
use Think\Controller;
class IndexController extends Controller {
    
    //音频上传编解码
    public function wxupload(){
        $upload_res=$_FILES[&#39;viceo&#39;];
        $tempfile = file_get_contents($upload_res[&#39;tmp_name&#39;]);
        $wavname = substr($upload_res[&#39;name&#39;],0,strripos($upload_res[&#39;name&#39;],".")).".wav";
        $arr = explode(",", $tempfile);
        $path = &#39;Aduio/&#39;.$upload_res[&#39;name&#39;];
        
        if ($arr && !empty(strstr($tempfile,&#39;base64&#39;))){
            //微信模拟器录制的音频文件可以直接存储返回
            file_put_contents($path, base64_decode($arr[1]));
            $data[&#39;path&#39;] = $path;
            apiResponse("success","转码成功！",$data);
        }else{
            //手机录音文件
            $path = &#39;Aduio/&#39;.$upload_res[&#39;name&#39;];
            $newpath = &#39;Aduio/&#39;.$wavname;
            file_put_contents($path, $tempfile);
            chmod($path, 0777);
            $exec1 = "avconv -i /home/wwwroot/mapxcx.kanziqiang.top/$path -vn -f wav /home/wwwroot/mapxcx.kanziqiang.top/$newpath";
            exec($exec1,$info,$status);
            chmod($newpath, 0777);
            if ( !empty($tempfile) && $status == 0 ) {
                $data[&#39;path&#39;] = $newpath;
                apiResponse("success","转码成功！",$data);
            }
        }
        apiResponse("error","发生未知错误！");
    }
    //json数据返回方法封装
    function apiResponse($flag = &#39;error&#39;, $message = &#39;&#39;,$data = array()){
        $result = array(&#39;flag&#39;=>$flag,'message'=&gt;$message,'data'=&gt;$data);
        print json_encode($result);exit;
    }
}

<?php namespace Api\Controller;
use Think\Controller;
class IndexController extends Controller {
    public function _initialize(){
    }
    //封装数据请求方法
    public function httpsRequest($url,$data = null,$xparam){
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
        curl_setopt($curl, CURLOPT_HEADER, 0);
        $Appid = "";//开放平台的appid
        $Appkey = "";//开放平台的Appkey
        $curtime = time();
        $CheckSum = md5($Appkey.$curtime.$xparam.$data);
        $headers = array(
            &#39;X-Appid:&#39;.$Appid,
            &#39;X-CurTime:&#39;.$curtime,
            &#39;X-CheckSum:&#39;.$CheckSum,
            &#39;X-Param:&#39;.$xparam,
            &#39;Content-Type:&#39;.&#39;application/x-www-form-urlencoded; charset=utf-8&#39;
            );
        curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
        if (!empty($data)){
            curl_setopt($curl, CURLOPT_POST, 1);
            curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
        }
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        $output = curl_exec($curl);
        curl_close($curl);
        return $output;
    }
    //请求接口数据处理
    public function getVoice($path){
        $d = base64_encode($path);
        $url = "https://api.xfyun.cn/v1/aiui/v1/voice_semantic";
        $xparam = base64_encode( json_encode(array(&#39;scene&#39; => 'main','userid'=&gt;'user_0001',"auf"=&gt;"16k","aue"=&gt;"raw","spx_fsize"=&gt;"60" )));
        $data = "data=".$d;
        $res = $this-&gt;httpsRequest($url,$data,$xparam);
        if(!empty($res) &amp;&amp; $res['code'] == 00000){
            apiResponse("success","识别成功！",$res);
        }else{
            apiResponse("error","识别失败！");
        }
    }
    //数据返回封装
    function apiResponse($flag = 'error', $message = '',$data = array()){
        $result = array('flag'=&gt;$flag,'message'=&gt;$message,'data'=&gt;$data);
        print json_encode($result);exit;
    }
}