AndroidDecoderModule.h

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/* 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 AndroidDecoderModule_h_

#define AndroidDecoderModule_h_

#include "MediaCodecsSupport.h"

#include "PlatformDecoderModule.h"

#include "mozilla/MediaDrmCDMProxy.h"

#include "mozilla/StaticPtr.h"  // for StaticAutoPtr

namespace mozilla {

class AndroidDecoderModule : public PlatformDecoderModule {

  template <typename T, typename... Args>

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

 public:

  static already_AddRefed<PlatformDecoderModule> Create(

      CDMProxy* aProxy = nullptr);

  already_AddRefed<MediaDataDecoder> CreateVideoDecoder(

      const CreateDecoderParams& aParams) override;

  already_AddRefed<MediaDataDecoder> CreateAudioDecoder(

      const CreateDecoderParams& aParams) override;

  media::DecodeSupportSet SupportsMimeType(

      const nsACString& aMimeType,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

  static media::DecodeSupportSet SupportsMimeType(const nsACString& aMimeType);

  static nsTArray<nsCString> GetSupportedMimeTypes();

  // Like GetSupportedMimeTypes, but adds SW/HW prefix to indicate accel support

  static nsTArray<nsCString> GetSupportedMimeTypesPrefixed();

  static void SetSupportedMimeTypes();

  static void SetSupportedMimeTypes(nsTArray<nsCString>&& aSupportedTypes);

  media::DecodeSupportSet Supports(

      const SupportDecoderParams& aParams,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

  // Return supported codecs (querying via JNI if not already cached)

  static media::MediaCodecsSupported GetSupportedCodecs();

 protected:

  bool SupportsColorDepth(

      gfx::ColorDepth aColorDepth,

      DecoderDoctorDiagnostics* aDiagnostics) const override;

 private:

  explicit AndroidDecoderModule(CDMProxy* aProxy = nullptr);

  virtual ~AndroidDecoderModule() = default;

  static bool AreSupportedMimeTypesReady();

  static bool IsSupportedCodecsReady();

  RefPtr<MediaDrmCDMProxy> mProxy;

  // SW compatible MIME type strings

  static inline StaticAutoPtr<nsTArray<nsCString>> sSupportedSwMimeTypes

      MOZ_GUARDED_BY(sMutex);

  // HW compatible MIME type strings

  static inline StaticAutoPtr<nsTArray<nsCString>> sSupportedHwMimeTypes

      MOZ_GUARDED_BY(sMutex);

  // EnumSet containing SW/HW codec support information parsed from

  // MIME type strings. If a specific codec could not be determined

  // it will not be included in this EnumSet. All supported MIME type strings

  // are still stored in sSupportedSwMimeTypes and sSupportedHwMimeTypes.

  static inline StaticAutoPtr<media::MediaCodecsSupported> sSupportedCodecs

      MOZ_GUARDED_BY(sMutex);

  static inline StaticMutex sMutex;

};

extern LazyLogModule sAndroidDecoderModuleLog;

nsCString TranslateMimeType(const nsACString& aMimeType);

}  // namespace mozilla

#endif