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Returns the following information about a video output:
- A list of television protection standards supported by the driver.
- The standard that is currently active.
- The current aspect ratio or other signaling data.
| Requirement | Value |
|---|---|
| Request GUID | OPM_GET_ACP_AND_CGMSA_SIGNALING |
| Input data | None |
| Return data | An OPM_ACP_AND_CGMSA_SIGNALING structure |
Remarks
This query is equivalent to the DXVA_COPPQuerySignaling query used in Certified Output Protection Protocol (COPP).
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
See also