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#      linear => 0,
#      pages => [ { extern_images => 0, inline_images => 0 },
#                 { extern_images => 0, inline_images => 0 } ],
#   },
   {
      filename => 't/PDFReference15_v5.pdf',
      linear => 1,
      pages => [ map { +{ } } 1..1172 ],  # I don't know how many images per page
   },
   {
      # This one has Type 2 encryption, but I don't own it so I can't include it in the CPAN upload
      filename => 't/Sample5500.pdf',
      linear => 0,
      pages => [ map { +{ } } 1..3 ],  # no images
      permissions => [1,0,0,1], # no modify, no copy
   },
   {
      # This is a crazy one that uses PDF v1.5 object streams and cross-reference streams and annotations
      filename => 't/pdf15.pdf',
      linear => 1,
      pages => [ +{ } ],