public Builder setDiarizationSpeakerCount(int value) {

      diarizationSpeakerCount_ = value;
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
<pre>
Optional. If set, specifies the estimated number of speakers in the
conversation. If not set, defaults to '2'. Ignored unless
enable_speaker_diarization is set to true.
</pre>

<code>int32 diarization_speaker_count = 8 [(.google.api.field_behavior) = OPTIONAL];</code>

@param value The diarizationSpeakerCount to set.
@return This builder for chaining.
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/SpeechTranscriptionConfig.java