public static Builder newBuilder(com.google.cloud.videointelligence.v1.TextFrame prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
<pre>
Timestamp of this frame.
</pre>

<code>.google.protobuf.Duration time_offset = 2;</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/TextFrame.java