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Segment.cpp
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3f2992b2c V1.0 |
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#include <QTime> #include <QJsonArray> #include <QStringList> #include <QDebug> #include "Segment.h" #include "Season.h" #include "Episode.h" #include "Scene.h" #include "Shot.h" #include "VideoFrame.h" Segment::Segment(Segment *parentSegment) : m_parentSegment(parentSegment) { } Segment::Segment(qint64 position, Segment *parentSegment, Source source) : m_position(position), m_source(source), m_parentSegment(parentSegment) { } Segment::~Segment() { qDeleteAll(m_childSegments); } void Segment::read(const QJsonObject &json) { m_position = json["pos"].toInt(); m_source = static_cast<Source>(json["source"].toInt()); m_childSegments.clear(); QJsonArray segArray; QStringList segList; segList << "seasons" << "episodes" << "scenes" << "shots" << "vFrames"; for (int i = 0; i < segList.size(); i++) if (json.contains(segList[i])) { segArray = json[segList[i]].toArray(); for (int j = 0; j < segArray.size(); j++) { QJsonObject segObject = segArray[j].toObject(); Segment *segment = 0; if (segList[i] == "seasons") segment = new Season(this); else if (segList[i] == "episodes") segment = new Episode(this); else if (segList[i] == "scenes") segment = new Scene(this); else if (segList[i] == "shots") segment = new Shot(this); else if (segList[i] == "vFrames") segment = new VideoFrame(this); segment->read(segObject); appendChild(segment); } break; } return; } void Segment::write(QJsonObject &json) const { json["pos"] = m_position; json["source"] = m_source; if (childCount() > 0) { QString segType = "segments"; if (dynamic_cast<Season *>(m_childSegments[0])) segType = "seasons"; else if (dynamic_cast<Episode *>(m_childSegments[0])) segType = "episodes"; else if (dynamic_cast<Scene *>(m_childSegments[0])) segType = "scenes"; else if (dynamic_cast<Shot *>(m_childSegments[0])) segType = "shots"; else if (dynamic_cast<VideoFrame *>(m_childSegments[0])) segType = "vFrames"; QJsonArray segArray; foreach (Segment *segment, m_childSegments) { QJsonObject segObject; segment->write(segObject); segArray.append(segObject); } json[segType] = segArray; } return; } //////////////////////////////////////// // methods dedicated to tree handling // //////////////////////////////////////// Segment * Segment::child(int row) { return m_childSegments.value(row); } void Segment::appendChild(Segment *childSegment) { m_childSegments.append(childSegment); } void Segment::insertChild(int row, Segment *segment) { m_childSegments.insert(row, segment); } void Segment::removeChild(int row) { m_childSegments.removeAt(row); } int Segment::childCount() const { return m_childSegments.count(); } int Segment::row() const { if (m_parentSegment) return m_parentSegment->m_childSegments.indexOf(const_cast<Segment *>(this)); return 0; } Segment * Segment::parent() { return m_parentSegment; } void Segment::splitChildren(QList<Segment *> &subList1, QList<Segment *> &subList2, int pos, Segment *newParent) { int size = childCount(); for (int i = 0; i < size; i++) { if (i < pos) subList1.append(m_childSegments[i]); else { m_childSegments[i]->setParent(newParent); subList2.append(m_childSegments[i]); } } } /////////////// // modifiers // /////////////// void Segment::setPosition(qint64 position) { m_position = position; } void Segment::setChildren(const QList<Segment *> &children) { m_childSegments = children; } void Segment::setParent(Segment *parent) { m_parentSegment = parent; } void Segment::setSource(Source source) { m_source = source; } void Segment::clearChildren() { m_childSegments.clear(); } /////////////// // accessors // /////////////// QString Segment::getFormattedPosition() const { QString m_timeFormat; int ms = m_position % 1000; int secPos = m_position / 1000; QTime totalTime((secPos / 3600) % 60, (secPos / 60) % 60, secPos % 60, ms); if (secPos > 3600) m_timeFormat = "hh:mm:ss.zzz"; else m_timeFormat = "mm:ss.zzz"; return totalTime.toString(m_timeFormat); } qint64 Segment::getPosition() const { return m_position; } QList<Segment *> Segment::getChildren() const { return m_childSegments; } void Segment::setEnd(qint64 end) { Q_UNUSED(end); } int Segment::getNumber() const { return -1; } qint64 Segment::getEnd() const { return -1; } QString Segment::getLabel() const { return QString(); } void Segment::setLabel(const QString &label) { Q_UNUSED(label); } int Segment::getCamera(Segment::Source source) const { Q_UNUSED(source); return -1; } int Segment::getHeight() const { if (childCount() == 0) return 0; return 1 + m_childSegments[0]->getHeight(); } Segment::Source Segment::getSource() const { return m_source; } void Segment::containsSpeech(bool &flag) const { VideoFrame *vFrame; Segment *tmp = const_cast<Segment *>(this); if ((vFrame = dynamic_cast<VideoFrame *>(tmp)) && !vFrame->getSpeaker(VideoFrame::Ref).isEmpty()) { flag = true; return; } else for (int i(0); i < tmp->childCount(); i++) tmp->child(i)->containsSpeech(flag); } int Segment::childIndexFromPosition(qint64 position) { int size = childCount(); bool found = false; int iSup(size-1); int iInf(0); int iMed(-1); qreal currPosition; while (!found && iSup >= iInf) { iMed = (iSup + iInf) / 2; currPosition = m_childSegments[iMed]->getPosition(); if (position == currPosition) found = true; else if (position < currPosition) iSup = iMed - 1; else if (position > currPosition) iInf = iMed + 1; } // adjust index if element not found while (iMed < size-1 && m_childSegments[iMed]->getPosition() <= position) iMed++; while (iMed > 0 && m_childSegments[iMed]->getPosition() > position) iMed--; return iMed; } |