@java.lang.Override
  public boolean hasStartOffset() {
    return ((bitField0_ & 0x00000001) != 0);
  }
<pre>
Optional. The start offset of the video.
</pre>

<code>.google.protobuf.Duration start_offset = 1 [(.google.api.field_behavior) = OPTIONAL];
</code>

@return Whether the startOffset field is set.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/VideoMetadata.java