public Builder mergeFrom(com.google.cloud.texttospeech.v1.VoiceSelectionParams other) {
      if (other == com.google.cloud.texttospeech.v1.VoiceSelectionParams.getDefaultInstance())
        return this;
      if (!other.getLanguageCode().isEmpty()) {
        languageCode_ = other.languageCode_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.getName().isEmpty()) {
        name_ = other.name_;
        bitField0_ |= 0x00000002;
        onChanged();
      }
      if (other.ssmlGender_ != 0) {
        setSsmlGenderValue(other.getSsmlGenderValue());
      }
      if (other.hasCustomVoice()) {
        mergeCustomVoice(other.getCustomVoice());
      }
      if (other.hasVoiceClone()) {
        mergeVoiceClone(other.getVoiceClone());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Description of which voice to use for a synthesis request.
</pre>

Protobuf type {@code google.cloud.texttospeech.v1.VoiceSelectionParams}
java-texttospeech/proto-google-cloud-texttospeech-v1/src/main/java/com/google/cloud/texttospeech/v1/VoiceSelectionParams.java