AppleDecoderModule.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/. */

#ifndef mozilla_AppleDecoderModule_h

#define mozilla_AppleDecoderModule_h

#include "PlatformDecoderModule.h"

namespace mozilla {

class AppleDecoderModule : public PlatformDecoderModule {

  template <typename T, typename... Args>

  friend already_AddRefed<T> MakeAndAddRef(Args&&...);

 public:

  static already_AddRefed<PlatformDecoderModule> Create();

  nsresult Startup() override;

  // Decode thread.

  already_AddRefed<MediaDataDecoder> CreateVideoDecoder(

      const CreateDecoderParams& aParams) override;

  // Decode thread.

  already_AddRefed<MediaDataDecoder> CreateAudioDecoder(

      const CreateDecoderParams& aParams) override;

  media::DecodeSupportSet SupportsMimeType(

      const nsACString& aMimeType,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

  media::DecodeSupportSet Supports(

      const SupportDecoderParams& aParams,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

  static void Init();

  static bool sCanUseVP9Decoder;

  static bool sCanUseAV1Decoder;

  static constexpr int kCMVideoCodecType_H264{'avc1'};

  static constexpr int kCMVideoCodecType_VP9{'vp09'};

 private:

  AppleDecoderModule() = default;

  virtual ~AppleDecoderModule() = default;

  static bool sInitialized;

  bool IsVideoSupported(const VideoInfo& aConfig,

                        const CreateDecoderParams::OptionSet& aOptions =

                            CreateDecoderParams::OptionSet()) const;

  // Enable VP9 HW decoder.

  static bool RegisterSupplementalVP9Decoder();

  // Return true if a dummy hardware decoder could be created.

  static bool CanCreateHWDecoder(media::MediaCodec aCodec);

};

}  // namespace mozilla

#endif  // mozilla_AppleDecoderModule_h