/* -*- 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;
#ifdef MOZ_WMF_MEDIA_ENGINE
void MetadataLoaded(UniquePtr<MediaInfo> aInfo, UniquePtr<MetadataTags> aTags,
MediaDecoderEventVisibility aEventVisibility) override;
#endif
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_ */
