public boolean hasPtsTime() {
      return ((bitField0_ & 0x00000004) != 0);
    }
<pre>
PTS of the frame.
</pre>

<code>.google.protobuf.Timestamp pts_time = 3;</code>

@return Whether the ptsTime field is set.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/GstreamerBufferDescriptor.java