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