fix func of FfmpegLoad for unexpected file format

雾聪

2023-10-12 00e038e22009a2014ba52f315045d875e96c93a7

 funasr/runtime/html5/static/wsconnecter.js

@@ -77,6 +77,16 @@
      if(isfilemode)

      {

         request.wav_format=file_ext;

         if(file_ext=="wav")

         {

            request.wav_format="PCM";

            request.audio_fs=file_sample_rate;

         }

      }

      var hotwords=getHotwords();

      if(hotwords.length>0)

      {

         request.hotwords=hotwords;

      }

      console.log(request);

      speechSokt.send( JSON.stringify(request) );