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VioDeRegister
Bindings: C, MASM
This call deregisters a video subsystem previously registered within a session.
VioDeRegister ( )
rc (USHORT) - return Return code descriptions are:
| 0 | NO_ERROR |
| 404 | ERROR_VIO_DEREGISTER |
| 430 | ERROR_VIO_ILLEGAL_DURING_POPUP |
| 465 | ERROR_VIO_DETACHED |
| 494 | ERROR_VIO_EXTENDED_SG |
Remarks
VioDeRegister must be issued by the same process that issued the previous VioRegister. After VioDeRegister is issued, subsequent video calls are processed by the Base Video Subsystem.