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/*
* Copyright (C) 2012-2017 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_TRACK)
#include "InbandTextTrackPrivateClient.h"
#include "TextTrack.h"
namespace WebCore {
class InbandTextTrack : public TextTrack, private InbandTextTrackPrivateClient {
WTF_MAKE_ISO_ALLOCATED(InbandTextTrack);
public:
static Ref<InbandTextTrack> create(ScriptExecutionContext&, TextTrackClient&, InbandTextTrackPrivate&);
virtual ~InbandTextTrack();
bool isClosedCaptions() const override;
bool isSDH() const override;
bool containsOnlyForcedSubtitles() const override;
bool isMainProgramContent() const override;
bool isEasyToRead() const override;
void setMode(Mode) override;
size_t inbandTrackIndex();
AtomicString inBandMetadataTrackDispatchType() const override;
void setPrivate(InbandTextTrackPrivate&);
void setMediaElement(HTMLMediaElement*) override;
protected:
InbandTextTrack(ScriptExecutionContext&, TextTrackClient&, InbandTextTrackPrivate&);
void setModeInternal(Mode);
void updateKindFromPrivate();
Ref<InbandTextTrackPrivate> m_private;
private:
bool isInband() const final { return true; }
void idChanged(const AtomicString&) override;
void labelChanged(const AtomicString&) override;
void languageChanged(const AtomicString&) override;
void willRemove() override;
void addDataCue(const MediaTime&, const MediaTime&, const void*, unsigned) override { ASSERT_NOT_REACHED(); }
#if ENABLE(DATACUE_VALUE)
void addDataCue(const MediaTime&, const MediaTime&, Ref<SerializedPlatformRepresentation>&&, const String&) override { ASSERT_NOT_REACHED(); }
void updateDataCue(const MediaTime&, const MediaTime&, SerializedPlatformRepresentation&) override { ASSERT_NOT_REACHED(); }
void removeDataCue(const MediaTime&, const MediaTime&, SerializedPlatformRepresentation&) override { ASSERT_NOT_REACHED(); }
#endif
void addGenericCue(GenericCueData&) override { ASSERT_NOT_REACHED(); }
void updateGenericCue(GenericCueData&) override { ASSERT_NOT_REACHED(); }
void removeGenericCue(GenericCueData&) override { ASSERT_NOT_REACHED(); }
void parseWebVTTFileHeader(String&&) override { ASSERT_NOT_REACHED(); }
void parseWebVTTCueData(const char*, unsigned) override { ASSERT_NOT_REACHED(); }
void parseWebVTTCueData(const ISOWebVTTCue&) override { ASSERT_NOT_REACHED(); }
MediaTime startTimeVariance() const override;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::InbandTextTrack)
static bool isType(const WebCore::TextTrack& track) { return track.isInband(); }
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(VIDEO_TRACK)