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-rw-r--r--dom/media/mediasource/MediaSourceDecoder.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/dom/media/mediasource/MediaSourceDecoder.h b/dom/media/mediasource/MediaSourceDecoder.h
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+++ b/dom/media/mediasource/MediaSourceDecoder.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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_MEDIASOURCEDECODER_H_
+#define MOZILLA_MEDIASOURCEDECODER_H_
+
+#include "MediaDecoder.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/dom/MediaDebugInfoBinding.h"
+
+namespace mozilla {
+
+class MediaDecoderStateMachineBase;
+class MediaSourceDemuxer;
+
+namespace dom {
+
+class MediaSource;
+
+} // namespace dom
+
+DDLoggedTypeDeclNameAndBase(MediaSourceDecoder, MediaDecoder);
+
+class MediaSourceDecoder : public MediaDecoder,
+ public DecoderDoctorLifeLogger<MediaSourceDecoder> {
+ public:
+ explicit MediaSourceDecoder(MediaDecoderInit& aInit);
+
+ nsresult Load(nsIPrincipal* aPrincipal);
+ media::TimeIntervals GetSeekable() override;
+ media::TimeRanges GetSeekableTimeRanges() override;
+ media::TimeIntervals GetBuffered() override;
+
+ void Shutdown() override;
+
+ void AttachMediaSource(dom::MediaSource* aMediaSource);
+ void DetachMediaSource();
+
+ void Ended(bool aEnded);
+
+ // Return the duration of the video in seconds.
+ double GetDuration() override;
+
+ void SetInitialDuration(const media::TimeUnit& aDuration);
+ void SetMediaSourceDuration(const media::TimeUnit& aDuration);
+ void SetMediaSourceDuration(double aDuration);
+
+ MediaSourceDemuxer* GetDemuxer() { return mDemuxer; }
+
+ already_AddRefed<nsIPrincipal> GetCurrentPrincipal() override;
+
+ bool HadCrossOriginRedirects() override;
+
+ bool IsTransportSeekable() override { return true; }
+
+ // Requests that the MediaSourceDecoder populates aInfo with debug
+ // information. This may be done asynchronously, and aInfo should *not* be
+ // accessed by the caller until the returned promise is resolved or rejected.
+ RefPtr<GenericPromise> RequestDebugInfo(
+ dom::MediaSourceDecoderDebugInfo& aInfo);
+
+ void AddSizeOfResources(ResourceSizes* aSizes) override;
+
+ MediaDecoderOwner::NextFrameStatus NextFrameBufferedStatus() override;
+
+ bool IsMSE() const override { return true; }
+
+ void NotifyInitDataArrived();
+
+ // Called as data appended to the source buffer or EOS is called on the media
+ // source. Main thread only.
+ void NotifyDataArrived();
+
+ private:
+ MediaDecoderStateMachineBase* CreateStateMachine(
+ bool aDisableExternalEngine) override;
+
+ template <typename IntervalType>
+ IntervalType GetSeekableImpl();
+
+ void DoSetMediaSourceDuration(double aDuration);
+ media::TimeInterval ClampIntervalToEnd(const media::TimeInterval& aInterval);
+ bool CanPlayThroughImpl() override;
+
+ RefPtr<nsIPrincipal> mPrincipal;
+
+ // The owning MediaSource holds a strong reference to this decoder, and
+ // calls Attach/DetachMediaSource on this decoder to set and clear
+ // mMediaSource.
+ dom::MediaSource* mMediaSource;
+ RefPtr<MediaSourceDemuxer> mDemuxer;
+
+ bool mEnded;
+};
+
+} // namespace mozilla
+
+#endif /* MOZILLA_MEDIASOURCEDECODER_H_ */