blob: 33d401ecef370d93c1a4ea507b9285e5d1b0e0ca [file] [log] [blame]
/*
* 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 "InbandWebVTTTextTrack.h"
#if ENABLE(VIDEO_TRACK)
#include "InbandTextTrackPrivate.h"
#include "Logging.h"
#include "VTTCue.h"
#include "VTTRegionList.h"
#include <wtf/text/CString.h>
namespace WebCore {
inline InbandWebVTTTextTrack::InbandWebVTTTextTrack(ScriptExecutionContext& context, TextTrackClient& client, InbandTextTrackPrivate& trackPrivate)
: InbandTextTrack(context, client, trackPrivate)
{
}
Ref<InbandTextTrack> InbandWebVTTTextTrack::create(ScriptExecutionContext& context, TextTrackClient& client, InbandTextTrackPrivate& trackPrivate)
{
return adoptRef(*new InbandWebVTTTextTrack(context, client, trackPrivate));
}
InbandWebVTTTextTrack::~InbandWebVTTTextTrack() = default;
WebVTTParser& InbandWebVTTTextTrack::parser()
{
if (!m_webVTTParser)
m_webVTTParser = std::make_unique<WebVTTParser>(static_cast<WebVTTParserClient*>(this), scriptExecutionContext());
return *m_webVTTParser;
}
void InbandWebVTTTextTrack::parseWebVTTCueData(const char* data, unsigned length)
{
parser().parseBytes(data, length);
}
void InbandWebVTTTextTrack::parseWebVTTCueData(const ISOWebVTTCue& cueData)
{
parser().parseCueData(cueData);
}
void InbandWebVTTTextTrack::newCuesParsed()
{
Vector<RefPtr<WebVTTCueData>> cues;
parser().getNewCues(cues);
for (auto& cueData : cues) {
auto vttCue = VTTCue::create(*scriptExecutionContext(), *cueData);
if (hasCue(vttCue.ptr(), TextTrackCue::IgnoreDuration)) {
DEBUG_LOG(LOGIDENTIFIER, "ignoring already added cue: ", vttCue.get());
return;
}
DEBUG_LOG(LOGIDENTIFIER, vttCue.get());
addCue(WTFMove(vttCue));
}
}
void InbandWebVTTTextTrack::newRegionsParsed()
{
Vector<RefPtr<VTTRegion>> newRegions;
parser().getNewRegions(newRegions);
for (auto& region : newRegions) {
region->setTrack(this);
regions()->add(region.releaseNonNull());
}
}
void InbandWebVTTTextTrack::fileFailedToParse()
{
ERROR_LOG(LOGIDENTIFIER, "Error parsing WebVTT stream.");
}
} // namespace WebCore
#endif