@java.lang.Override
    public com.google.cloud.texttospeech.v1.StreamingSynthesisInput getInput() {
      if (inputBuilder_ == null) {
        if (streamingRequestCase_ == 2) {
          return (com.google.cloud.texttospeech.v1.StreamingSynthesisInput) streamingRequest_;
        }
        return com.google.cloud.texttospeech.v1.StreamingSynthesisInput.getDefaultInstance();
      } else {
        if (streamingRequestCase_ == 2) {
          return inputBuilder_.getMessage();
        }
        return com.google.cloud.texttospeech.v1.StreamingSynthesisInput.getDefaultInstance();
      }
    }
<pre>
Input to synthesize. Specified in all messages but the first in a
`StreamingSynthesize` call.
</pre>

<code>.google.cloud.texttospeech.v1.StreamingSynthesisInput input = 2;</code>

@return The input.
java-texttospeech/proto-google-cloud-texttospeech-v1/src/main/java/com/google/cloud/texttospeech/v1/StreamingSynthesizeRequest.java