/* -*- 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 SEEK_TASK_H #define SEEK_TASK_H #include "mozilla/MozPromise.h" #include "MediaResult.h" #include "SeekTarget.h" namespace mozilla { class AbstractThread; class MediaData; class MediaDecoderReaderWrapper; namespace media { class TimeUnit; } struct SeekTaskResolveValue { RefPtr<MediaData> mSeekedAudioData; RefPtr<MediaData> mSeekedVideoData; bool mIsAudioQueueFinished; bool mIsVideoQueueFinished; }; struct SeekTaskRejectValue { SeekTaskRejectValue() : mIsAudioQueueFinished(false) , mIsVideoQueueFinished(false) , mError(NS_ERROR_DOM_MEDIA_FATAL_ERR) { } bool mIsAudioQueueFinished; bool mIsVideoQueueFinished; MediaResult mError; }; class SeekTask { NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SeekTask) public: static const bool IsExclusive = true; using SeekTaskPromise = MozPromise<SeekTaskResolveValue, SeekTaskRejectValue, IsExclusive>; virtual void Discard() = 0; virtual RefPtr<SeekTaskPromise> Seek(const media::TimeUnit& aDuration) = 0; virtual bool NeedToResetMDSM() const = 0; const SeekTarget& GetSeekTarget(); protected: SeekTask(const void* aDecoderID, AbstractThread* aThread, MediaDecoderReaderWrapper* aReader, const SeekTarget& aTarget); virtual ~SeekTask(); void Resolve(const char* aCallSite); void RejectIfExist(const MediaResult& aError, const char* aCallSite); void AssertOwnerThread() const; AbstractThread* OwnerThread() const; /* * Data shared with MDSM. */ const void* mDecoderID; // For logging. const RefPtr<AbstractThread> mOwnerThread; const RefPtr<MediaDecoderReaderWrapper> mReader; /* * Internal state. */ SeekTarget mTarget; MozPromiseHolder<SeekTaskPromise> mSeekTaskPromise; bool mIsDiscarded; /* * Information which are going to be returned to MDSM. */ RefPtr<MediaData> mSeekedAudioData; RefPtr<MediaData> mSeekedVideoData; bool mIsAudioQueueFinished; bool mIsVideoQueueFinished; }; } // namespace mozilla #endif /* SEEK_TASK_H */