Static kVTCompressionPropertyKey_PixelBufferPoolIsShared 

pub unsafe static kVTCompressionPropertyKey_PixelBufferPoolIsShared: &'static CFString

Available on crate feature VTCompressionProperties only.

Indicates whether the a common pixel buffer pool is shared between the video encoder and the session client.

This is false if separate pools are used because the video encoder’s and the client’s pixel buffer attributes were incompatible.

See also Apple’s documentation