public com.google.cloud.visionai.v1.GstreamerBufferDescriptor.Builder
          getGstreamerBufferDescriptorBuilder() {
        return getGstreamerBufferDescriptorFieldBuilder().getBuilder();
      }
<pre>
GstreamerBufferDescriptor is the descriptor for gstreamer buffer type.
</pre>

<code>.google.cloud.visionai.v1.GstreamerBufferDescriptor gstreamer_buffer_descriptor = 2;
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/PacketType.java