107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/*
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* Copyright (C) 2011 Google Inc. All rights reserved.
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* Copyright (C) 2011-2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(VIDEO)
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#include "AudioTrackPrivate.h"
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#include "TrackBase.h"
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namespace WebCore {
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class AudioTrack;
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class AudioTrackClient {
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public:
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virtual ~AudioTrackClient() = default;
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virtual void audioTrackEnabledChanged(AudioTrack&) = 0;
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};
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class AudioTrack final : public MediaTrackBase, private AudioTrackPrivateClient {
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public:
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static Ref<AudioTrack> create(AudioTrackClient& client, AudioTrackPrivate& trackPrivate)
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{
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return adoptRef(*new AudioTrack(client, trackPrivate));
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}
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virtual ~AudioTrack();
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static const AtomString& alternativeKeyword();
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static const AtomString& descriptionKeyword();
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static const AtomString& mainKeyword();
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static const AtomString& mainDescKeyword();
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static const AtomString& translationKeyword();
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static const AtomString& commentaryKeyword();
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bool enabled() const final { return m_enabled; }
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void setEnabled(const bool);
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void clearClient() final { m_client = nullptr; }
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AudioTrackClient* client() const { return m_client; }
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size_t inbandTrackIndex() const;
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const AudioTrackPrivate& privateTrack() const { return m_private; }
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void setPrivate(AudioTrackPrivate&);
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void setMediaElement(WeakPtr<HTMLMediaElement>) override;
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#if !RELEASE_LOG_DISABLED
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void setLogger(const Logger&, const void*) final;
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#endif
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private:
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AudioTrack(AudioTrackClient&, AudioTrackPrivate&);
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bool isValidKind(const AtomString&) const final;
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// AudioTrackPrivateClient
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void enabledChanged(bool) final;
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// TrackPrivateBaseClient
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void idChanged(const AtomString&) final;
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void labelChanged(const AtomString&) final;
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void languageChanged(const AtomString&) final;
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void willRemove() final;
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void updateKindFromPrivate();
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#if !RELEASE_LOG_DISABLED
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const char* logClassName() const final { return "AudioTrack"; }
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#endif
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AudioTrackClient* m_client { nullptr };
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Ref<AudioTrackPrivate> m_private;
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bool m_enabled { false };
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::AudioTrack)
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static bool isType(const WebCore::TrackBase& track) { return track.type() == WebCore::TrackBase::AudioTrack; }
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SPECIALIZE_TYPE_TRAITS_END()
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#endif
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