pixelBufferPool
A pool of pixel buffers to append to the adaptor’s input.
Declaration
var pixelBufferPool: CVPixelBufferPool? { get }Discussion
For maximum efficiency, you should create CVPixelBuffer objects for append(_:withPresentationTime:) by using this pool with the CVPixelBufferPoolCreatePixelBuffer(_:_:_:) function.
This value is nil prior to calling startSession(atSourceTime:)on the associated AVAssetWriter object.
This property is key-value observable.