Examples

AI-generated Key Takeaways

• XMP blobs smaller than 64 KB are included directly within the initial RDF description.

• XMP blobs larger than 64 KB are split, with core information in the initial RDF description and larger data segments referenced in an extended XMP section.

Total XMP blob size smaller than 64 KB

  <rdf:Description rdf:about=""
                   xmlns:GDepth="http://ns.google.com/photos/1.0/depthmap/"
                   GDepth:Mime="image/jpeg"
                   GDepth:Format="RangeInverse"
                   GDepth:Near="29.3"
                   GDepth:Far="878.7"
                   GDepth:Mime="image/png"
                   GDepth:Data="iVBORw0KGgoAAAANSUhEUgAAAtAAAAPACAYAAAA..." />

Total XMP blob size larger than 64 KB

  <rdf:Description rdf:about=""
                   xmlns:GDepth="http://ns.google.com/photos/1.0/depthmap/"
                   xmlns:xmpNote="http://ns.adobe.com/xmp/note/"
                   GDepth:Mime="image/jpeg"
                   GDepth:Format="RangeInverse"
                   GDepth:Near="29.3"
                   GDepth:Far="878.7"
                   GDepth:Mime="image/png"
                   GDepth:MeasureType="OpticalAxis"
                   GDepth:ConfidenceMime="image/png"
                   GDepth:Manufacturer="Primesense"
                   GDepth:Model="Carmine"
                   GDepth:Software="Tango 1.0"
                   GDepth:Units="mm"
                   xmpNote:HasExtendedXMP="36BE52D449F3E6B9760D7602FF75168D"/>

  and a possibly very large extended xmp section:

  <rdf:Description rdf:about=""
                   xmlns:GDepth="http://ns.google.com/photos/1.0/depthmap/"
                   GDepth:Data="iVBORw0KGgoAAAANSUhEUgAAAtAAAAPACAYAAAA..."
                   GDepth:Confidence="iVBORw0KGgoAAATNSUhEUgBAAtAAAACCA..." />