Global Variable

kCVPixelBufferIOSurfacePropertiesKey

A dictionary containing optional properties for use by the IOSurface framework (type CFDictionary).

Declaration

let kCVPixelBufferIOSurfacePropertiesKey: CFString

Discussion

Provide a value for this key if you want Core Video to use the IOSurface framework to allocate the pixel buffer. (See IOSurface.) Provide an empty dictionary to use default IOSurface options.