зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.5 KiB
C++
79 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef HLSDecoder_h_
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#define HLSDecoder_h_
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#include "MediaDecoder.h"
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#include "mozilla/java/GeckoHLSResourceWrapperWrappers.h"
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namespace mozilla {
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class HLSResourceCallbacksSupport;
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class HLSDecoder final : public MediaDecoder {
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public:
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static RefPtr<HLSDecoder> Create(MediaDecoderInit& aInit);
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// Returns true if the HLS backend is pref'ed on.
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static bool IsEnabled();
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// Returns true if aContainerType is an HLS type that we think we can render
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// with the a platform decoder backend.
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// If provided, codecs are checked for support.
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static bool IsSupportedType(const MediaContainerType& aContainerType);
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nsresult Load(nsIChannel* aChannel);
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// MediaDecoder interface.
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void Play() override;
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void Pause() override;
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void AddSizeOfResources(ResourceSizes* aSizes) override;
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already_AddRefed<nsIPrincipal> GetCurrentPrincipal() override;
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bool HadCrossOriginRedirects() override;
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bool IsTransportSeekable() override { return true; }
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void Suspend() override;
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void Resume() override;
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void Shutdown() override;
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// Called as data arrives on the underlying HLS player. Main thread only.
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void NotifyDataArrived();
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// Called when Exoplayer start to load media. Main thread only.
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void NotifyLoad(nsCString aMediaUrl);
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private:
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friend class HLSResourceCallbacksSupport;
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explicit HLSDecoder(MediaDecoderInit& aInit);
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~HLSDecoder();
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MediaDecoderStateMachine* CreateStateMachine();
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bool CanPlayThroughImpl() final {
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// TODO: We don't know how to estimate 'canplaythrough' for this decoder.
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// For now we just return true for 'autoplay' can work.
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return true;
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}
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void UpdateCurrentPrincipal(nsCString aMediaUrl);
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already_AddRefed<nsIPrincipal> GetContentPrincipal(nsCString aMediaUrl);
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static size_t sAllocatedInstances; // Access only in the main thread.
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nsCOMPtr<nsIChannel> mChannel;
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nsCOMPtr<nsIURI> mURI;
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java::GeckoHLSResourceWrapper::GlobalRef mHLSResourceWrapper;
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java::GeckoHLSResourceWrapper::Callbacks::GlobalRef mJavaCallbacks;
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RefPtr<HLSResourceCallbacksSupport> mCallbackSupport;
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nsCOMPtr<nsIPrincipal> mContentPrincipal;
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};
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} // namespace mozilla
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#endif /* HLSDecoder_h_ */
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