return null for 2pass other wav_format

雾聪

2023-08-29 3a32a6e878b393a4b2029ae9cff24adda38011e4

 funasr/runtime/onnxruntime/src/funasrruntime.cpp

@@ -390,7 +390,7 @@
         // if (!audio->FfmpegLoad(sz_buf, n_len))
         //    return nullptr;
         LOG(ERROR) <<"Wrong wav_format: " << wav_format ;
         exit(-1);
         return nullptr;
      }

      funasr::FUNASR_RECOG_RESULT* p_result = new funasr::FUNASR_RECOG_RESULT;