InbandDataTextTrack.cpp [plain text]
#include "config.h"
#if ENABLE(VIDEO_TRACK)
#include "InbandDataTextTrack.h"
#include "DataCue.h"
#include "ExceptionCodePlaceholder.h"
#include "HTMLMediaElement.h"
#include "InbandTextTrackPrivate.h"
#include "Logging.h"
#include <runtime/ArrayBuffer.h>
namespace WebCore {
PassRefPtr<InbandDataTextTrack> InbandDataTextTrack::create(ScriptExecutionContext* context, TextTrackClient* client, PassRefPtr<InbandTextTrackPrivate> playerPrivate)
{
return adoptRef(new InbandDataTextTrack(context, client, playerPrivate));
}
InbandDataTextTrack::InbandDataTextTrack(ScriptExecutionContext* context, TextTrackClient* client, PassRefPtr<InbandTextTrackPrivate> trackPrivate)
: InbandTextTrack(context, client, trackPrivate)
{
}
InbandDataTextTrack::~InbandDataTextTrack()
{
}
void InbandDataTextTrack::addDataCue(InbandTextTrackPrivate*, const MediaTime& start, const MediaTime& end, const void* data, unsigned length)
{
RefPtr<DataCue> cue = DataCue::create(*scriptExecutionContext(), start, end, data, length);
addCue(cue.release(), ASSERT_NO_EXCEPTION);
}
#if ENABLE(DATACUE_VALUE)
void InbandDataTextTrack::addDataCue(InbandTextTrackPrivate*, const MediaTime& start, const MediaTime& end, PassRefPtr<SerializedPlatformRepresentation> prpPlatformValue, const String& type)
{
RefPtr<SerializedPlatformRepresentation> platformValue = prpPlatformValue;
if (m_incompleteCueMap.find(platformValue.get()) != m_incompleteCueMap.end())
return;
RefPtr<DataCue> cue = DataCue::create(*scriptExecutionContext(), start, end, platformValue, type);
if (hasCue(cue.get(), TextTrackCue::IgnoreDuration)) {
LOG(Media, "InbandDataTextTrack::addDataCue ignoring already added cue: start=%s, end=%s\n", toString(cue->startTime()).utf8().data(), toString(cue->endTime()).utf8().data());
return;
}
if (end.isPositiveInfinite() && mediaElement()) {
cue->setEndTime(mediaElement()->durationMediaTime());
m_incompleteCueMap.add(platformValue, cue);
}
addCue(cue.release(), ASSERT_NO_EXCEPTION);
}
void InbandDataTextTrack::updateDataCue(InbandTextTrackPrivate*, const MediaTime& start, const MediaTime& inEnd, PassRefPtr<SerializedPlatformRepresentation> prpPlatformValue)
{
MediaTime end = inEnd;
RefPtr<SerializedPlatformRepresentation> platformValue = prpPlatformValue;
auto iter = m_incompleteCueMap.find(platformValue.get());
if (iter == m_incompleteCueMap.end())
return;
RefPtr<DataCue> cue = iter->value;
if (!cue)
return;
cue->willChange();
if (end.isPositiveInfinite() && mediaElement())
end = mediaElement()->durationMediaTime();
else
m_incompleteCueMap.remove(platformValue.get());
LOG(Media, "InbandDataTextTrack::updateDataCue: was start=%s, end=%s, will be start=%s, end=%s\n", toString(cue->startTime()).utf8().data(), toString(cue->endTime()).utf8().data(), toString(start).utf8().data(), toString(end).utf8().data());
cue->setStartTime(start);
cue->setEndTime(end);
cue->didChange();
}
void InbandDataTextTrack::removeDataCue(InbandTextTrackPrivate*, const MediaTime&, const MediaTime&, PassRefPtr<SerializedPlatformRepresentation> prpPlatformValue)
{
RefPtr<SerializedPlatformRepresentation> platformValue = prpPlatformValue;
auto iter = m_incompleteCueMap.find(platformValue.get());
if (iter == m_incompleteCueMap.end())
return;
RefPtr<DataCue> cue = iter->value;
if (cue) {
LOG(Media, "InbandDataTextTrack::removeDataCue removing cue: start=%s, end=%s\n", toString(cue->startTime()).utf8().data(), toString(cue->endTime()).utf8().data());
removeCue(cue.get(), IGNORE_EXCEPTION);
}
}
void InbandDataTextTrack::removeCue(TextTrackCue* cue, ExceptionCode& ec)
{
ASSERT(cue->cueType() == TextTrackCue::Data);
RefPtr<SerializedPlatformRepresentation> platformValue = toDataCue(cue)->platformValue().get();
auto iter = m_incompleteCueMap.find(platformValue.get());
if (iter != m_incompleteCueMap.end())
m_incompleteCueMap.remove(platformValue.get());
InbandTextTrack::removeCue(cue, ec);
}
#endif
}
#endif