EMEDecoderModule.h

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#if !defined(EMEDecoderModule_h_)

#  define EMEDecoderModule_h_

#  include "MediaDataDecoderProxy.h"

#  include "PlatformDecoderModule.h"

#  include "SamplesWaitingForKey.h"

namespace mozilla {

class CDMProxy;

class PDMFactory;

class EMEDecoderModule : public PlatformDecoderModule {

 public:

  EMEDecoderModule(CDMProxy* aProxy, PDMFactory* aPDM);

 protected:

  RefPtr<CreateDecoderPromise> AsyncCreateDecoder(

      const CreateDecoderParams& aParams) override;

  // Decode thread.

  already_AddRefed<MediaDataDecoder> CreateVideoDecoder(

      const CreateDecoderParams& aParams) override {

    MOZ_CRASH("Not used");

  // Decode thread.

  already_AddRefed<MediaDataDecoder> CreateAudioDecoder(

      const CreateDecoderParams& aParams) override {

    MOZ_CRASH("Not used");

  media::DecodeSupportSet SupportsMimeType(

      const nsACString& aMimeType,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

 private:

  virtual ~EMEDecoderModule();

  RefPtr<CDMProxy> mProxy;

  // Will be null if CDM has decoding capability.

  RefPtr<PDMFactory> mPDM;

};

DDLoggedTypeDeclNameAndBase(EMEMediaDataDecoderProxy, MediaDataDecoderProxy);

class EMEMediaDataDecoderProxy

    : public MediaDataDecoderProxy,

      public DecoderDoctorLifeLogger<EMEMediaDataDecoderProxy> {

 public:

  EMEMediaDataDecoderProxy(const CreateDecoderParams& aParams,

                           already_AddRefed<MediaDataDecoder> aProxyDecoder,

                           already_AddRefed<nsISerialEventTarget> aProxyThread,

                           CDMProxy* aProxy);

  EMEMediaDataDecoderProxy(const CreateDecoderParams& aParams,

                           already_AddRefed<MediaDataDecoder> aProxyDecoder,

                           CDMProxy* aProxy);

  RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;

  RefPtr<FlushPromise> Flush() override;

  RefPtr<ShutdownPromise> Shutdown() override;

 private:

  nsCOMPtr<nsISerialEventTarget> mThread;

  RefPtr<SamplesWaitingForKey> mSamplesWaitingForKey;

  MozPromiseRequestHolder<SamplesWaitingForKey::WaitForKeyPromise> mKeyRequest;

  MozPromiseHolder<DecodePromise> mDecodePromise;

  MozPromiseRequestHolder<DecodePromise> mDecodeRequest;

  RefPtr<CDMProxy> mProxy;

};

}  // namespace mozilla

#endif  // EMEDecoderModule_h_