Function

CMClosedCaptionFormatDescriptionCreateFromBigEndianClosedCaptionDescriptionBlockBuffer(allocator:bigEndianClosedCaptionDescriptionBlockBuffer:flavor:formatDescriptionOut:)

Creates a CMClosedCaptionFormatDescription from a big-endian ClosedCaptionDescription data structure in a CMBlockBuffer.

Declaration

func CMClosedCaptionFormatDescriptionCreateFromBigEndianClosedCaptionDescriptionBlockBuffer(allocator: CFAllocator?, bigEndianClosedCaptionDescriptionBlockBuffer closedCaptionDescriptionBlockBuffer: CMBlockBuffer, flavor: CMClosedCaptionDescriptionFlavor?, formatDescriptionOut: UnsafeMutablePointer<CMClosedCaptionFormatDescription?>) -> OSStatus

Parameters

allocator

Allocator to use for allocating the CMClosedCaptionFormatDescription object. May be NULL.

closedCaptionDescriptionBlockBuffer

CMBlockBuffer containing ClosedCaptionDescription data structure in big-endian byte ordering.

closedCaptionDescriptionFlavor

Reserved for future use. Pass NULL for QuickTime Movie or ISO flavor.

closedCaptionFormatDescriptionOut

Receives new CMClosedCaptionFormatDescription.