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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.
*/
#include "config.h"
#include "InbandTextTrack.h"
#if ENABLE(VIDEO_TRACK)
#include "HTMLMediaElement.h"
#include "InbandDataTextTrack.h"
#include "InbandGenericTextTrack.h"
#include "InbandTextTrackPrivate.h"
#include "InbandWebVTTTextTrack.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(InbandTextTrack);
Ref<InbandTextTrack> InbandTextTrack::create(ScriptExecutionContext& context, TextTrackClient& client, InbandTextTrackPrivate& trackPrivate)
{
switch (trackPrivate.cueFormat()) {
case InbandTextTrackPrivate::Data:
return InbandDataTextTrack::create(context, client, trackPrivate);
case InbandTextTrackPrivate::Generic:
return InbandGenericTextTrack::create(context, client, trackPrivate);
case InbandTextTrackPrivate::WebVTT:
return InbandWebVTTTextTrack::create(context, client, trackPrivate);
}
ASSERT_NOT_REACHED();
return InbandDataTextTrack::create(context, client, trackPrivate);
}
InbandTextTrack::InbandTextTrack(ScriptExecutionContext& context, TextTrackClient& client, InbandTextTrackPrivate& trackPrivate)
: TextTrack(&context, &client, emptyAtom(), trackPrivate.id(), trackPrivate.label(), trackPrivate.language(), InBand)
, m_private(trackPrivate)
{
#if !RELEASE_LOG_DISABLED
m_private->setLogger(logger(), logIdentifier());
#endif
m_private->setClient(this);
updateKindFromPrivate();
}
InbandTextTrack::~InbandTextTrack()
{
m_private->setClient(nullptr);
}
void InbandTextTrack::setPrivate(InbandTextTrackPrivate& trackPrivate)
{
if (m_private.ptr() == &trackPrivate)
return;
m_private->setClient(nullptr);
m_private = trackPrivate;
m_private->setClient(this);
setModeInternal(mode());
updateKindFromPrivate();
}
void InbandTextTrack::setMode(Mode mode)
{
TextTrack::setMode(mode);
setModeInternal(mode);
}
static inline InbandTextTrackPrivate::Mode toPrivate(TextTrack::Mode mode)
{
switch (mode) {
case TextTrack::Mode::Disabled:
return InbandTextTrackPrivate::Disabled;
case TextTrack::Mode::Hidden:
return InbandTextTrackPrivate::Hidden;
case TextTrack::Mode::Showing:
return InbandTextTrackPrivate::Showing;
}
ASSERT_NOT_REACHED();
return InbandTextTrackPrivate::Disabled;
}
void InbandTextTrack::setModeInternal(Mode mode)
{
m_private->setMode(toPrivate(mode));
}
bool InbandTextTrack::isClosedCaptions() const
{
return m_private->isClosedCaptions();
}
bool InbandTextTrack::isSDH() const
{
return m_private->isSDH();
}
bool InbandTextTrack::containsOnlyForcedSubtitles() const
{
return m_private->containsOnlyForcedSubtitles();
}
bool InbandTextTrack::isMainProgramContent() const
{
return m_private->isMainProgramContent();
}
bool InbandTextTrack::isEasyToRead() const
{
return m_private->isEasyToRead();
}
size_t InbandTextTrack::inbandTrackIndex()
{
return m_private->trackIndex();
}
AtomString InbandTextTrack::inBandMetadataTrackDispatchType() const
{
return m_private->inBandMetadataTrackDispatchType();
}
void InbandTextTrack::idChanged(const AtomString& id)
{
setId(id);
}
void InbandTextTrack::labelChanged(const AtomString& label)
{
setLabel(label);
}
void InbandTextTrack::languageChanged(const AtomString& language)
{
setLanguage(language);
}
void InbandTextTrack::willRemove()
{
auto element = makeRefPtr(mediaElement());
if (!element)
return;
element->removeTextTrack(*this);
}
void InbandTextTrack::updateKindFromPrivate()
{
switch (m_private->kind()) {
case InbandTextTrackPrivate::Subtitles:
setKind(Kind::Subtitles);
return;
case InbandTextTrackPrivate::Captions:
setKind(Kind::Captions);
return;
case InbandTextTrackPrivate::Descriptions:
setKind(Kind::Descriptions);
return;
case InbandTextTrackPrivate::Chapters:
setKind(Kind::Chapters);
return;
case InbandTextTrackPrivate::Metadata:
setKind(Kind::Metadata);
return;
case InbandTextTrackPrivate::Forced:
setKind(Kind::Forced);
return;
case InbandTextTrackPrivate::None:
break;
}
ASSERT_NOT_REACHED();
}
MediaTime InbandTextTrack::startTimeVariance() const
{
return m_private->startTimeVariance();
}
void InbandTextTrack::setMediaElement(HTMLMediaElement* element)
{
TrackBase::setMediaElement(element);
#if !RELEASE_LOG_DISABLED
m_private->setLogger(logger(), logIdentifier());
#endif
}
} // namespace WebCore
#endif