CVImageBufferGetDisplaySize(_:)
Returns the nominal output display size, in square pixels, of a Core Video image buffer.
Declaration
func CVImageBufferGetDisplaySize(_ imageBuffer: CVImageBuffer) -> CGSizeParameters
- imageBuffer:
The image buffer containing the display size to retrieve.
Return Value
A CGSize structure defining the nominal display size of the image buffer. The size is zero if you pass a value for the image buffer that isn’t a CVImageBuffer type.
Discussion
For example, for an NTSC DV frame, this function returns a size of 640 x 480.