© 2012 Interactive Advertising Bureau 4 VAST_v3.0
2.2.6! The <Creatives> Element ............................................................................................. 24!
2.2.6.1! Creative Attributes ................................................................................................................. 25!
2.2.6.2! VAST Example: Linear with Companions ............................................................................. 26!
2.2.6.3! Creative Extensions ............................................................................................................... 26!
2.3! VAST Requirements by Compliance Format ................................................................. 27!
2.3.1! Linear Ad Format ........................................................................................................ 28!
2.3.1.1! Linear Elements ...................................................................................................................... 28!
2.3.1.2! The <Duration> Element ........................................................................................................ 29!
2.3.1.3! The <MediaFiles> Element .................................................................................................... 29!
2.3.1.4! Media File Attributes ............................................................................................................. 30!
2.3.1.5! Using Static Image Media Files for Linear Creative ............................................................ 30!
2.3.1.6! The Optional <VideoClicks> Element ................................................................................... 31!
2.3.1.7! Tracking Linear Creative ........................................................................................................ 31!
2.3.1.8! Multiple Tracking Events of the Same Type ......................................................................... 33!
2.3.1.9! Executable Media Files ......................................................................................................... 34!
2.3.1.10! The Optional <AdParameters> Element ............................................................................. 34!
2.3.2! Skippable Linear Creative ........................................................................................... 35!
2.3.2.1! Skipoffset Attribute ................................................................................................................. 35!
2.3.2.2! Skip Event ............................................................................................................................... 36!
2.3.2.3! Progress Event ........................................................................................................................ 36!
2.3.3! Companion Ad Format ................................................................................................ 37!
2.3.3.1! Companion Ad Structure ....................................................................................................... 38!
2.3.3.2! Companion Resource Elements ............................................................................................ 38!
2.3.3.3! Other Companion Elements .................................................................................................. 40!
2.3.3.4! The “required” Attribute for CompanionAds ....................................................................... 40!
2.3.3.5! Companion Attributes ............................................................................................................ 40!
2.3.3.6! The Optional adSlotID Attribute for <Companion> ............................................................ 41!
2.3.3.7! Tracking Details ..................................................................................................................... 41!
2.3.4! NonLinear Ad Format ................................................................................................. 42!
2.3.4.1! NonLinear Resource Elements .............................................................................................. 42!
2.3.4.2! Other NonLinear Elements .................................................................................................... 43!
2.3.4.3! NonLinear Attributes .............................................................................................................. 43!
2.3.4.4! Executable Media Files ......................................................................................................... 44!
2.3.4.5! Tracking NonLinear Creative ................................................................................................ 44!
2.3.5! Ad Pods ....................................................................................................................... 46!
2.3.5.1! Ad Pods and Stand-Alone Ads ............................................................................................. 46!
2.3.5.2! Playing a Pod of Ads ............................................................................................................. 47!
2.3.5.3! Ad Pod Example .................................................................................................................... 47!
2.4! General VAST Requirements ....................................................................................... 48!
2.4.1! Using VAST Wrapper Ads for Ad Server Redirects ..................................................... 48!
2.4.1.1! General Wrapper Structure .................................................................................................. 48!
2.4.1.2! Wrapper Chain and Multiple Ad Management Using Attributes ...................................... 49!
2.4.1.3! Wrapper Creative ................................................................................................................. 50!
2.4.1.4! Linear Creative Format within a Wrapper ........................................................................... 50!
2.4.1.5! NonLinear Creative Format within a Wrapper .................................................................... 51!
2.4.1.6! Companion Creative Format in Wrapper Ads .................................................................... 52!
2.4.1.7! Wrapper Conflict Management and Precedence ............................................................... 53!
2.4.2! Error Reporting ........................................................................................................... 53!
2.4.2.1! Ad Server Details: <Error> Element ...................................................................................... 53!
2.4.2.2! Video Player Details .............................................................................................................. 54!
2.4.2.3! VAST Error Codes Table ....................................................................................................... 54!