104 lines
2.3 KiB
C++
104 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 SEEK_TASK_H
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#define SEEK_TASK_H
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#include "mozilla/MozPromise.h"
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#include "MediaResult.h"
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#include "SeekTarget.h"
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namespace mozilla {
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class AbstractThread;
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class MediaData;
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class MediaDecoderReaderWrapper;
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namespace media {
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class TimeUnit;
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}
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struct SeekTaskResolveValue
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{
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RefPtr<MediaData> mSeekedAudioData;
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RefPtr<MediaData> mSeekedVideoData;
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bool mIsAudioQueueFinished;
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bool mIsVideoQueueFinished;
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};
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struct SeekTaskRejectValue
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{
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SeekTaskRejectValue()
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: mIsAudioQueueFinished(false)
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, mIsVideoQueueFinished(false)
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, mError(NS_ERROR_DOM_MEDIA_FATAL_ERR)
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{
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}
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bool mIsAudioQueueFinished;
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bool mIsVideoQueueFinished;
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MediaResult mError;
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};
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class SeekTask {
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SeekTask)
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public:
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static const bool IsExclusive = true;
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using SeekTaskPromise =
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MozPromise<SeekTaskResolveValue, SeekTaskRejectValue, IsExclusive>;
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virtual void Discard() = 0;
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virtual RefPtr<SeekTaskPromise> Seek(const media::TimeUnit& aDuration) = 0;
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virtual bool NeedToResetMDSM() const = 0;
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const SeekTarget& GetSeekTarget();
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protected:
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SeekTask(const void* aDecoderID,
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AbstractThread* aThread,
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MediaDecoderReaderWrapper* aReader,
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const SeekTarget& aTarget);
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virtual ~SeekTask();
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void Resolve(const char* aCallSite);
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void RejectIfExist(const MediaResult& aError, const char* aCallSite);
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void AssertOwnerThread() const;
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AbstractThread* OwnerThread() const;
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/*
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* Data shared with MDSM.
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*/
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const void* mDecoderID; // For logging.
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const RefPtr<AbstractThread> mOwnerThread;
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const RefPtr<MediaDecoderReaderWrapper> mReader;
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/*
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* Internal state.
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*/
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SeekTarget mTarget;
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MozPromiseHolder<SeekTaskPromise> mSeekTaskPromise;
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bool mIsDiscarded;
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/*
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* Information which are going to be returned to MDSM.
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*/
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RefPtr<MediaData> mSeekedAudioData;
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RefPtr<MediaData> mSeekedVideoData;
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bool mIsAudioQueueFinished;
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bool mIsVideoQueueFinished;
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};
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} // namespace mozilla
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#endif /* SEEK_TASK_H */
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