The specifications for SpatDIF are published as a white paper, containing all definitions for structure, terminology and descriptors as well as the definitons of the units that are applicable to the descriptors. The conversion formulas between default and alternative units also form part of the specification.
Download the latest version of the specifications as a .pdf from here.
For an explanation of the design choices and principle that guide the definition of SpatDIF, please refer to the publication for SMC 2012 here.
For examples of streaming- and storage-formatted SpatDIF scenes, please refer to the examples page.