CVBufferCopyAttachments(_:_:)
Returns a copy of all attachments from a Core Video buffer.
Declaration
func CVBufferCopyAttachments(_ buffer: CVBuffer, _ attachmentMode: CVAttachmentMode) -> CFDictionary?Parameters
- buffer:
A buffer with attachments to copy.
- attachmentMode:
The mode of the attachments you want to copy. See Cvattachmentmode for possible values.
Return Value
A dictionary of all attachments identified by their keys, or nil if no attachment is present or you specify an invalid attachment mode.
Discussion
This function returns a retained dictionary, which you need to release when you’re done with it.