public Builder clearEncoding() {
      bitField0_ = (bitField0_ & ~0x00000001);
      encoding_ = 0;
      onChanged();
      return this;
    }
<pre>
Required. Encoding of the audio data sent for recognition.
</pre>

<code>
.google.cloud.speech.v2.ExplicitDecodingConfig.AudioEncoding encoding = 1 [(.google.api.field_behavior) = REQUIRED];
</code>

@return This builder for chaining.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/ExplicitDecodingConfig.java