зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
3.6 KiB
C++
103 строки
3.6 KiB
C++
/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsIDOMEventListener.h"
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#include "MediaEngine.h"
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#include "ImageContainer.h"
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#include "nsITimer.h"
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#include "mozilla/Monitor.h"
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#include "mozilla/UniquePtr.h"
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#include "nsITabSource.h"
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namespace mozilla {
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class MediaEngineTabVideoSource : public MediaEngineVideoSource, nsIDOMEventListener, nsITimerCallback {
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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NS_DECL_NSITIMERCALLBACK
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MediaEngineTabVideoSource();
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void GetName(nsAString_internal&) const override;
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void GetUUID(nsACString_internal&) const override;
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nsresult Allocate(const dom::MediaTrackConstraints &,
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const mozilla::MediaEnginePrefs&,
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const nsString& aDeviceId,
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const nsACString& aOrigin,
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AllocationHandle** aOutHandle,
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const char** aOutBadConstraint) override;
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nsresult Deallocate(AllocationHandle* aHandle) override;
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nsresult Start(mozilla::SourceMediaStream*, mozilla::TrackID, const mozilla::PrincipalHandle&) override;
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void SetDirectListeners(bool aHasDirectListeners) override {};
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void NotifyPull(mozilla::MediaStreamGraph*, mozilla::SourceMediaStream*, mozilla::TrackID, mozilla::StreamTime, const mozilla::PrincipalHandle& aPrincipalHandle) override;
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nsresult Stop(mozilla::SourceMediaStream*, mozilla::TrackID) override;
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nsresult Restart(AllocationHandle* aHandle,
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const dom::MediaTrackConstraints& aConstraints,
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const mozilla::MediaEnginePrefs& aPrefs,
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const nsString& aDeviceId,
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const char** aOutBadConstraint) override;
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bool IsFake() override;
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dom::MediaSourceEnum GetMediaSource() const override {
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return dom::MediaSourceEnum::Browser;
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}
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uint32_t GetBestFitnessDistance(
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const nsTArray<const NormalizedConstraintSet*>& aConstraintSets,
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const nsString& aDeviceId) const override
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{
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return 0;
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}
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nsresult TakePhoto(MediaEnginePhotoCallback* aCallback) override
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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void Draw();
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class StartRunnable : public Runnable {
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public:
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explicit StartRunnable(MediaEngineTabVideoSource *videoSource) : mVideoSource(videoSource) {}
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NS_IMETHOD Run();
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RefPtr<MediaEngineTabVideoSource> mVideoSource;
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};
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class StopRunnable : public Runnable {
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public:
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explicit StopRunnable(MediaEngineTabVideoSource *videoSource) : mVideoSource(videoSource) {}
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NS_IMETHOD Run();
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RefPtr<MediaEngineTabVideoSource> mVideoSource;
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};
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class InitRunnable : public Runnable {
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public:
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explicit InitRunnable(MediaEngineTabVideoSource *videoSource) : mVideoSource(videoSource) {}
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NS_IMETHOD Run();
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RefPtr<MediaEngineTabVideoSource> mVideoSource;
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};
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protected:
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~MediaEngineTabVideoSource() {}
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private:
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int32_t mBufWidthMax;
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int32_t mBufHeightMax;
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int64_t mWindowId;
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bool mScrollWithPage;
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int32_t mViewportOffsetX;
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int32_t mViewportOffsetY;
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int32_t mViewportWidth;
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int32_t mViewportHeight;
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int32_t mTimePerFrame;
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UniquePtr<unsigned char[]> mData;
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size_t mDataSize;
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nsCOMPtr<nsPIDOMWindowOuter> mWindow;
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// If this is set, we will run despite mWindow == nullptr.
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bool mBlackedoutWindow;
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RefPtr<layers::SourceSurfaceImage> mImage;
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nsCOMPtr<nsITimer> mTimer;
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Monitor mMonitor;
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nsCOMPtr<nsITabSource> mTabSource;
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};
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}
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