public final SynthesizeSpeechResponse synthesizeSpeech(SynthesizeSpeechRequest request) {
    return synthesizeSpeechCallable().call(request);
  }
Synthesizes speech synchronously: receive results after all text input has been processed.

<p>Sample code:

<pre>{@code
// This snippet has been automatically generated and should be regarded as a code template only.
// It will require modifications to work:
// - It may require correct/in-range values for request initialization.
// - It may require specifying regional endpoints when creating the service client as shown in
// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
try (TextToSpeechClient textToSpeechClient = TextToSpeechClient.create()) {
  SynthesizeSpeechRequest request =
      SynthesizeSpeechRequest.newBuilder()
          .setInput(SynthesisInput.newBuilder().build())
          .setVoice(VoiceSelectionParams.newBuilder().build())
          .setAudioConfig(AudioConfig.newBuilder().build())
          .addAllEnableTimePointing(new ArrayList<SynthesizeSpeechRequest.TimepointType>())
          .setAdvancedVoiceOptions(AdvancedVoiceOptions.newBuilder().build())
          .build();
  SynthesizeSpeechResponse response = textToSpeechClient.synthesizeSpeech(request);
}
}</pre>

@param request The request object containing all of the parameters for the API call.
@throws com.google.api.gax.rpc.ApiException if the remote call fails
java-texttospeech/google-cloud-texttospeech/src/main/java/com/google/cloud/texttospeech/v1beta1/TextToSpeechClient.java