@java.lang.Override
  public com.google.cloud.vision.v1p4beta1.ReferenceImageOrBuilder getReferenceImageOrBuilder() {
    return referenceImage_ == null
        ? com.google.cloud.vision.v1p4beta1.ReferenceImage.getDefaultInstance()
        : referenceImage_;
  }
<pre>
Required. The reference image to create.
If an image ID is specified, it is ignored.
</pre>

<code>
.google.cloud.vision.v1p4beta1.ReferenceImage reference_image = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/CreateReferenceImageRequest.java