KSPROPERTY_DVDCOPY_CHLG_KEY
The KSPROPERTY_DVDCOPY_CHLG_KEY property transfers the bus challenge keys that the DVD decoder and DVD drive provide.
Usage Summary Table
| Get | Set | Target | Property descriptor type | Property value type |
|---|---|---|---|---|
| Yes | Yes | Pin | KSPROPERTY | KS_DVDCOPY_CHLGKEY |
The property value (operation data) is a KS_DVDCOPY_CHLGKEY structure that describes the bus challenge key.
Remarks
For Get requests, the DVD decoder provides its bus challenge key. For Set requests, the DVD decoder is provided the bus challenge key from the DVD drive.
For more information about the bus challenge key, see DVD Copyright Protection.
Requirements
Header: ksmedia.h (include Ksmedia.h)