media/wmf-clearkey/WMFClearKeyCDMFactory.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef DOM_MEDIA_PLATFORM_WMF_CLEARKEY_WMFCLEARKEYCDMFACTORY_H
   6 #define DOM_MEDIA_PLATFORM_WMF_CLEARKEY_WMFCLEARKEYCDMFACTORY_H
   7
   8 #include <mfidl.h>
   9 #include <windows.h>
  10 #include <wrl.h>
  11
  12 #include "MFCDMExtra.h"
  13
  14 namespace mozilla {
  15
  16 // This class is used to return WMFClearKeyCDMAccess and answer what kind of key
  17 // system is supported.
  18 class WMFClearKeyCDMFactory final
  19     : public Microsoft::WRL::RuntimeClass<
  20           Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::WinRtClassicComMix>,
  21           Microsoft::WRL::CloakedIid<IMFContentDecryptionModuleFactory>,
  22           Microsoft::WRL::FtmBase> {
  23   InspectableClass(L"org.w3.clearkey", BaseTrust);
  24
  25  public:
  26   WMFClearKeyCDMFactory() = default;
  27   ~WMFClearKeyCDMFactory() = default;
  28   WMFClearKeyCDMFactory(const WMFClearKeyCDMFactory&) = delete;
  29   WMFClearKeyCDMFactory& operator=(const WMFClearKeyCDMFactory&) = delete;
  30
  31   HRESULT RuntimeClassInitialize() { return S_OK; }
  32
  33   // IMFContentDecryptionModuleFactory
  34   STDMETHODIMP_(BOOL)
  35   IsTypeSupported(LPCWSTR aKeySystem, LPCWSTR aContentType) override;
  36
  37   STDMETHODIMP CreateContentDecryptionModuleAccess(
  38       LPCWSTR aKeySystem, IPropertyStore** aConfigurations,
  39       DWORD aNumConfigurations,
  40       IMFContentDecryptionModuleAccess** aCdmAccess) override;
  41 };
  42
  43 }  // namespace mozilla
  44
  45 #endif  // DOM_MEDIA_PLATFORM_WMF_CLEARKEY_WMFCLEARKEYCDMFACTORY_H