title: Google Cloud Speech Using Java
body: <p>I am trying to communicate with Google Cloud Speech API from my Java program, but I am getting this error:</p>
  
  <blockquote>
    <p>Exception in thread "main" com.google.api.gax.grpc.ApiException: io.grpc.StatusRuntimeException: INVALID_ARGUMENT: Invalid Wav File: Not 16 bit Linear PCM or 8 bit MULAW.</p>
  </blockquote>
  
  <p>Can anyone help me to solve this?</p>