MediaSystemResourceManagerParent.h

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

/* 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(MediaSystemResourceManagerParent_h_)

#  define MediaSystemResourceManagerParent_h_

#  include "MediaSystemResourceManager.h"

#  include "MediaSystemResourceService.h"

#  include "MediaSystemResourceTypes.h"

#  include "mozilla/media/PMediaSystemResourceManagerParent.h"

namespace mozilla::media {

/**

 * Handle MediaSystemResourceManager's IPC

*/

class MediaSystemResourceManagerParent final

    : public PMediaSystemResourceManagerParent {

  friend class PMediaSystemResourceManagerParent;

 public:

  MediaSystemResourceManagerParent();

  virtual ~MediaSystemResourceManagerParent();

 protected:

  mozilla::ipc::IPCResult RecvAcquire(

      const uint32_t& aId, const MediaSystemResourceType& aResourceType,

      const bool& aWillWait);

  mozilla::ipc::IPCResult RecvRelease(const uint32_t& aId);

  mozilla::ipc::IPCResult RecvRemoveResourceManager();

 private:

  void ActorDestroy(ActorDestroyReason aActorDestroyReason) override;

  struct MediaSystemResourceRequest {

    MediaSystemResourceRequest()

        : mId(-1), mResourceType(MediaSystemResourceType::INVALID_RESOURCE) {}

    MediaSystemResourceRequest(uint32_t aId,

                               MediaSystemResourceType aResourceType)

        : mId(aId), mResourceType(aResourceType) {}

    int32_t mId;

    MediaSystemResourceType mResourceType;

};

  bool mDestroyed;

  RefPtr<MediaSystemResourceService> mMediaSystemResourceService;

  nsClassHashtable<nsUint32HashKey, MediaSystemResourceRequest>

      mResourceRequests;

};

}  // namespace mozilla::media

#endif