CGDisplayStreamUpdateMBS.CIImage as Variant

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

Queries the IOSurface with frame as CIImageMBS.

Returns CIImageMBS.
(Read only property)

CGDisplayStreamUpdateMBS.DeltaX as Double

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

The x component of the movement delta.

(Read only property)

CGDisplayStreamUpdateMBS.DeltaY as Double

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

The y component of the movement delta.

(Read only property)

CGDisplayStreamUpdateMBS.DropCount as Integer

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

Return how many frames (if any) have been dropped since the last call to the event.

This call is primarily useful for performance measurement to determine if the client is keeping up with all WindowServer updates.
(Read only property)

Some examples using this property:

• /MacCG/CoreGraphics DirectDisplay/CGDisplayStreamEvent test

CGDisplayStreamUpdateMBS.Handle as Integer

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

The internal object reference.

(Read only property)

CGDisplayStreamUpdateMBS.IOSurfaceHandle as Integer

Type	Topic	Plugin	Version	macOS	Windows	Linux	iOS	Targets
property	CoreGraphics	MBS MacCG Plugin	16.1	✅ Yes	❌ No	❌ No	✅ Yes	All

The internal object reference for the IOSurface.

(Read only property)