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IMFContentDecryptionModule::GetProtectionSystemIds method (mfcontentdecryptionmodule.h)

  • Article

Gets a list of SystemIDs that the IMFContentDecryptionModule supports.

Syntax

HRESULT GetProtectionSystemIds(
  GUID  **systemIds,
  DWORD *count
);

Parameters

systemIds

A GUID array in which the SystemIDs are returned.

count

The count of SystemIDs returned in the systemIds parameter.

Return value

Returns S_OK on success.

Remarks

SystemIDs are identifiers used in the "cenc" Initialization Data Format. For more details, see "cenc" Initialization Data Format.

The systemIds memory must be allocated and freed using CoTaskMem.

Requirements

Requirement Value
Minimum supported client Windows 10, version 2004 (10.0; Build 19041)
Minimum supported server Windows Server, version 2004 (10.0; Build 19041)
Header mfcontentdecryptionmodule.h