To use subliminal-test, install Subliminal on the test machine as above, then "share" the "Integration Tests" scheme to make it available to the CI server (in Xcode, click "Product" -> "Schemes" -> ...

stim_dur = {'strong':20} # time in seconds that the subliminal stim appears on the screen [strong,weak,catch] blank_dur = {'strong':2} # time a blank screen between stim and mask is on screen ...

BBC R&D were approached last year by Radio 4 documentary producer Phil Tinline to help with a documentary he was putting together surrounding the myths and truths of subliminal advertising in video.