Videoclix with Starcom MediaVest and its partners decline to name which video authoring software formats are still in the running. But it says the competing formats are being tested against one of the most common kinds of online video ad, the “pre-roll,” a 15- to 30-second ad viewers commonly sit through before watching a video.
The “pre-roll” is by far the most common format asked for by clients of Brightroll, …