81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if !defined(WMFPlatformDecoderModule_h_)
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# define WMFPlatformDecoderModule_h_
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# include "PlatformDecoderModule.h"
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# include "WMF.h"
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# include "WMFUtils.h"
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# include "mozilla/Atomics.h"
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namespace mozilla {
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class MFTDecoder;
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class WMFDecoderModule : public PlatformDecoderModule {
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public:
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static already_AddRefed<PlatformDecoderModule> Create();
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// Initializes the module, loads required dynamic libraries, etc.
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nsresult Startup() override;
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already_AddRefed<MediaDataDecoder> CreateVideoDecoder(
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const CreateDecoderParams& aParams) override;
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already_AddRefed<MediaDataDecoder> CreateAudioDecoder(
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const CreateDecoderParams& aParams) override;
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bool SupportsColorDepth(
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gfx::ColorDepth aColorDepth,
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DecoderDoctorDiagnostics* aDiagnostics) const override;
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media::DecodeSupportSet SupportsMimeType(
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const nsACString& aMimeType,
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DecoderDoctorDiagnostics* aDiagnostics) const override;
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media::DecodeSupportSet Supports(
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const SupportDecoderParams& aParams,
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DecoderDoctorDiagnostics* aDiagnostics) const override;
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enum class Config {
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None,
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ForceEnableHEVC,
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};
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// Can be called on any thread, but avoid calling this on the main thread
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// because the initialization takes long time and we don't want to block the
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// main thread.
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static void Init(Config aConfig = Config::None);
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// Called from any thread, must call init first
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static int GetNumDecoderThreads();
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static HRESULT CreateMFTDecoder(const WMFStreamType& aType,
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RefPtr<MFTDecoder>& aDecoder);
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static bool CanCreateMFTDecoder(const WMFStreamType& aType);
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static void DisableForceEnableHEVC();
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private:
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// This is used for GPU process only, where we can't set the preference
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// directly (it can only set in the parent process) So we need a way to force
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// enable the HEVC in order to report the support information via telemetry.
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static inline Atomic<bool> sForceEnableHEVC{false};
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static bool IsHEVCSupported();
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WMFDecoderModule() = default;
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virtual ~WMFDecoderModule() = default;
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static inline StaticMutex sMutex;
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static inline bool sSupportedTypesInitialized MOZ_GUARDED_BY(sMutex) = false;
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static inline EnumSet<WMFStreamType> sSupportedTypes MOZ_GUARDED_BY(sMutex);
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static inline EnumSet<WMFStreamType> sLackOfExtensionTypes
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MOZ_GUARDED_BY(sMutex);
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};
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} // namespace mozilla
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#endif
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