public Builder mergeOutputFormatConfig(com.google.cloud.speech.v2.OutputFormatConfig value) {
      if (outputFormatConfigBuilder_ == null) {
        if (((bitField0_ & 0x00000004) != 0)
            && outputFormatConfig_ != null
            && outputFormatConfig_
                != com.google.cloud.speech.v2.OutputFormatConfig.getDefaultInstance()) {
          getOutputFormatConfigBuilder().mergeFrom(value);
        } else {
          outputFormatConfig_ = value;
        }
      } else {
        outputFormatConfigBuilder_.mergeFrom(value);
      }
      if (outputFormatConfig_ != null) {
        bitField0_ |= 0x00000004;
        onChanged();
      }
      return this;
    }
<pre>
Optional. Configuration for the format of the results stored to `output`.
If unspecified transcripts will be written in the `NATIVE` format only.
</pre>

<code>
.google.cloud.speech.v2.OutputFormatConfig output_format_config = 3 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/RecognitionOutputConfig.java