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| Microsoft DirectShow 9.0 |
IAMCertifiedOutputProtection::ProtectionCommand
This topic applies only to Windows XP Service Pack 2 or later.
The ProtectionCommand method sends a COPP command to the graphics driver.
Syntax
HRESULT ProtectionCommand(
const AMCOPPCommand *cmd
);
Parameters
cmd
[in] Pointer to an AMCOPPCommand structure that contains the command.
Return Values
Returns an HRESULT value. Possible values include the following.
| Return Code | Description |
| S_OK | Success. |
| E_UNEXPECTED | Invalid state. Possibly the application passed unexpected data, or called IAMCertifiedOutputProtection methods in the wrong order. |
| VFW_E_NO_COPP_HW | The display device does not support COPP; or the VMR has not connected to a display device yet. |
Requirements
Header: Declared in Strmif.h; include Dshow.h.
Library: Use Strmiids.lib.
See Also