IMFMediaEngineNeedKeyNotify::NeedKey method (mfmediaengine.h)
Notifies the application that a key or keys are needed along with any initialization data.
Syntax
void NeedKey(
const BYTE *initData,
DWORD cb
);
Parameters
initData
The initialization data.
cb
The count in bytes of initData.
Return value
None
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8.1 [desktop apps only] |
| Minimum supported server | Windows Server 2012 R2 [desktop apps only] |
| Target Platform | Windows |
| Header | mfmediaengine.h |