- expose
void function(GstVideoOverlay* overlay) expose;
- handleEvents
void function(GstVideoOverlay* overlay, int handleEvents) handleEvents;
- iface
GTypeInterface iface;
- setRenderRectangle
void function(GstVideoOverlay* overlay, int x, int y, int width, int height) setRenderRectangle;
- setWindowHandle
void function(GstVideoOverlay* overlay, size_t handle) setWindowHandle;
gstinterfaces.VideoOverlay interface