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       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim:set ts=2 sw=2 sts=2 et cindent: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #if !defined(EMEDecoderModule_h_)
       8             : #define EMEDecoderModule_h_
       9             : 
      10             : #include "MediaDataDecoderProxy.h"
      11             : #include "PlatformDecoderModule.h"
      12             : #include "PlatformDecoderModule.h"
      13             : #include "SamplesWaitingForKey.h"
      14             : 
      15             : namespace mozilla {
      16             : 
      17             : class CDMProxy;
      18             : class PDMFactory;
      19             : 
      20             : class EMEDecoderModule : public PlatformDecoderModule
      21             : {
      22             : public:
      23             :   EMEDecoderModule(CDMProxy* aProxy, PDMFactory* aPDM);
      24             : 
      25             : protected:
      26             :   // Decode thread.
      27             :   already_AddRefed<MediaDataDecoder>
      28             :   CreateVideoDecoder(const CreateDecoderParams& aParams) override;
      29             : 
      30             :   // Decode thread.
      31             :   already_AddRefed<MediaDataDecoder>
      32             :   CreateAudioDecoder(const CreateDecoderParams& aParams) override;
      33             : 
      34             :   bool
      35             :   SupportsMimeType(const nsACString &aMimeType,
      36             :                    DecoderDoctorDiagnostics *aDiagnostics) const override;
      37             : 
      38             : private:
      39             :   virtual ~EMEDecoderModule();
      40             :   RefPtr<CDMProxy> mProxy;
      41             :   // Will be null if CDM has decoding capability.
      42             :   RefPtr<PDMFactory> mPDM;
      43             : };
      44             : 
      45           0 : class EMEMediaDataDecoderProxy : public MediaDataDecoderProxy
      46             : {
      47             : public:
      48             :   EMEMediaDataDecoderProxy(
      49             :     already_AddRefed<AbstractThread> aProxyThread, CDMProxy* aProxy,
      50             :     const CreateDecoderParams& aParams);
      51             :   EMEMediaDataDecoderProxy(const CreateDecoderParams& aParams,
      52             :                            already_AddRefed<MediaDataDecoder> aProxyDecoder,
      53             :                            CDMProxy* aProxy);
      54             : 
      55             :   RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;
      56             :   RefPtr<FlushPromise> Flush() override;
      57             :   RefPtr<ShutdownPromise> Shutdown() override;
      58             : 
      59             : private:
      60             :   RefPtr<TaskQueue> mTaskQueue;
      61             :   RefPtr<SamplesWaitingForKey> mSamplesWaitingForKey;
      62             :   MozPromiseRequestHolder<SamplesWaitingForKey::WaitForKeyPromise> mKeyRequest;
      63             :   MozPromiseHolder<DecodePromise> mDecodePromise;
      64             :   MozPromiseRequestHolder<DecodePromise> mDecodeRequest;
      65             :   RefPtr<CDMProxy> mProxy;
      66             : };
      67             : 
      68             : } // namespace mozilla
      69             : 
      70             : #endif // EMEDecoderModule_h_