@java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    if (getLanguageHintsCount() > 0) {
      hash = (37 * hash) + LANGUAGE_HINTS_FIELD_NUMBER;
      hash = (53 * hash) + getLanguageHintsList().hashCode();
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }
<pre>
Language hint can be specified if the language to be detected is known a
priori. It can increase the accuracy of the detection. Language hint must
be language code in BCP-47 format.

Automatic language detection is performed if no hint is provided.
</pre>

<code>repeated string language_hints = 1;</code>

@param index The index of the value to return.
@return The bytes of the languageHints at the given index.
java-video-intelligence/proto-google-cloud-video-intelligence-v1p2beta1/src/main/java/com/google/cloud/videointelligence/v1p2beta1/TextDetectionConfig.java