By using PDFParser I have been able to retrieve the PDF's annotations as seen below. I now need to transform the user space (72 DPI) values below to device space (DPI 200).
What calculations do I need to perform to retrieve the device space values?
(
[1] => Array
¦ (
¦ ¦ [URI] => http://blog.blackboard.com/bb-student-a-mobile-app-for-learners-designed-from-the-ground-up/?lang=uki
¦ ¦ [Rect] => Array
¦ ¦ ¦ (
¦ ¦ ¦ ¦ [0] => 72
¦ ¦ ¦ ¦ [1] => 554.25
¦ ¦ ¦ ¦ [2] => 535.5
¦ ¦ ¦ ¦ [3] => 567.75
¦ ¦ ¦ )
¦ )
)