DeckLink output from a Mac: the parts that bite
SDI is refreshingly binary: either the switcher locks to your signal or it does not. When it does not, it is nearly always one of four things.
Category
Category: SpectraRig
Posts syndicated from the SpectraRig blog (spectrarig.com).
Getting ProPresenter onto a second surface without a second Mac
The obvious answer is a second machine. The cheaper answer, if the Mac has the headroom, is to stop thinking in outputs and start thinking in sources.
Why your aggregate device drifts, and what to do about it
Two interfaces in one aggregate device means two crystals counting at almost the same rate. Almost is the whole problem.
What an LED processor actually wants from your Mac
The processor does not care about your beautiful canvas. It cares about a resolution it recognises, a frame rate that matches the panels, and a colour range it was told to expect.
Projection mapping on a Mac, from an empty room
Most mapping tutorials start with content. Start with the surface instead, and the content problem gets much smaller.
The permission prompt that stops your show
Capture worked in rehearsal and shows black at doors. Nine times in ten it is one row in a privacy database, and it broke because something about the app changed.