The export function as demonstrated in the video was added to the Daz Studio update last week. Didn't take too long to create the figure once I could figure out where all the correct panels etc are. There seem to be multiple versions of the layout so had o dig around to find the correct panels and windows etc.

Daz Studio 4.8 and 4.9beta, Blender 2.78, Sketchup, Poser Pro 2014 Game Dev SR5 on Windows 8 Pro x64. Poser Display Units are inches