Last Revision:
Version 1.2, 2014-09-18
Minor fix. Import OpenGL headers.
(Full Revision History)
Build Requirements:
Xcode v5.0 or later, iOS 7 or later.
Runtime Requirements:
iOS 7 or later.

The sample demonstrates the use of custom compositors to add transitions to an AVMutableComposition. It implements the AVVideoCompositing and AVVideoCompositionInstruction protocols to have access to individual source frames, which are then be rendered using OpenGL off screen rendering.