destinationRect
This key specifies that the display stream outputs the frame data into a subset of the output IOSurface object.
Declaration
class let destinationRect: CFStringDiscussion
If this key is not included in the dictionary, then the entire output surface is used. The value must be created using the CGRectCreateDictionaryRepresentation(_:) function. The rectangle is specified in pixels in the surface’s coordinate system.
See Also
Constants
colorSpaceconversionBlackPointCompensationkCGDisplayBitsPerPixelkCGDisplayBitsPerSamplekCGDisplayBlendNormalkCGDisplayBlendSolidColorkCGDisplayBytesPerRowkCGDisplayFadeReservationInvalidTokenkCGDisplayHeightkCGDisplayIOFlagskCGDisplayModekCGDisplayModeIsInterlacedkCGDisplayModeIsSafeForHardwarekCGDisplayModeIsStretchedkCGDisplayModeIsTelevisionOutput