MediaDataEncoderProxy.h

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/* -*- 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(MediaDataEncoderProxy_h_)

#  define MediaDataEncoderProxy_h_

#  include "PlatformEncoderModule.h"

#  include "mozilla/Atomics.h"

#  include "mozilla/RefPtr.h"

#  include "nsThreadUtils.h"

#  include "nscore.h"

namespace mozilla {

class MediaDataEncoderProxy final : public MediaDataEncoder {

 public:

  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(MediaDataEncoderProxy, final);

  explicit MediaDataEncoderProxy(

      already_AddRefed<MediaDataEncoder> aProxyEncoder,

      already_AddRefed<nsISerialEventTarget> aProxyThread);

  RefPtr<InitPromise> Init() override;

  RefPtr<EncodePromise> Encode(const MediaData* aSample) override;

  RefPtr<ReconfigurationPromise> Reconfigure(

      const RefPtr<const EncoderConfigurationChangeList>& aConfigurationChanges)

      override;

  RefPtr<EncodePromise> Drain() override;

  RefPtr<ShutdownPromise> Shutdown() override;

  RefPtr<GenericPromise> SetBitrate(uint32_t aBitsPerSec) override;

  bool IsHardwareAccelerated(nsACString& aFailureReason) const override;

  nsCString GetDescriptionName() const override;

 protected:

  virtual ~MediaDataEncoderProxy();

 private:

  // Set on construction and clear on the proxy thread if set.

  RefPtr<MediaDataEncoder> mProxyEncoder;

  const nsCOMPtr<nsISerialEventTarget> mProxyThread;

#  if defined(DEBUG)

  Atomic<bool> mIsShutdown = Atomic<bool>(false);

#  endif

};

}  // namespace mozilla

#endif  // MediaDataEncoderProxy_h_