+
+Mlt::Producer *ClipItem::getProducer(int track, bool trackSpecific)
+{
+ if (isAudioOnly())
+ return m_clip->audioProducer(track);
+ else if (isVideoOnly())
+ return m_clip->videoProducer(track);
+ else
+ return m_clip->getProducer(trackSpecific ? track : -1);
+}
+
+QMap<int, QDomElement> ClipItem::adjustEffectsToDuration(int width, int height, const ItemInfo &oldInfo)
+{
+ QMap<int, QDomElement> effects;
+ for (int i = 0; i < m_effectList.count(); ++i) {
+ QDomElement effect = m_effectList.at(i);
+
+ if (effect.attribute("id").startsWith("fade")) {
+ QString id = effect.attribute("id");
+ int in = EffectsList::parameter(effect, "in").toInt();
+ int out = EffectsList::parameter(effect, "out").toInt();
+ int clipEnd = (cropStart() + cropDuration()).frames(m_fps) - 1;
+ if (id == "fade_from_black" || id == "fadein") {
+ if (in != cropStart().frames(m_fps)) {
+ effects[i] = effect.cloneNode().toElement();
+ int duration = out - in;
+ in = cropStart().frames(m_fps);
+ out = in + duration;
+ EffectsList::setParameter(effect, "in", QString::number(in));
+ EffectsList::setParameter(effect, "out", QString::number(out));
+ }
+ if (out > clipEnd) {
+ if (!effects.contains(i))
+ effects[i] = effect.cloneNode().toElement();
+ EffectsList::setParameter(effect, "out", QString::number(clipEnd));
+ }
+ if (effects.contains(i)) {
+ setFadeIn(out - in);
+ }
+ } else {
+ if (out != clipEnd) {
+ effects[i] = effect.cloneNode().toElement();
+ int diff = out - clipEnd;
+ in = qMax(in - diff, (int) cropStart().frames(m_fps));
+ out -= diff;
+ EffectsList::setParameter(effect, "in", QString::number(in));
+ EffectsList::setParameter(effect, "out", QString::number(out));
+ }
+ if (in < cropStart().frames(m_fps)) {
+ if (!effects.contains(i))
+ effects[i] = effect.cloneNode().toElement();
+ EffectsList::setParameter(effect, "in", QString::number((int) cropStart().frames(m_fps)));
+ }
+ if (effects.contains(i))
+ setFadeOut(out - in);
+ }
+ continue;
+ } else if (effect.attribute("id") == "freeze" && cropStart() != oldInfo.cropStart) {
+ effects[i] = effect.cloneNode().toElement();
+ int diff = (oldInfo.cropStart - cropStart()).frames(m_fps);
+ int frame = EffectsList::parameter(effect, "frame").toInt();
+ EffectsList::setParameter(effect, "frame", QString::number(frame - diff));
+ continue;
+ } else if (effect.attribute("id") == "pan_zoom") {
+ effect.setAttribute("in", cropStart().frames(m_fps));
+ effect.setAttribute("out", (cropStart() + cropDuration()).frames(m_fps) - 1);
+ }
+
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int j = 0; j < params.count(); j++) {
+ QDomElement param = params.item(j).toElement();
+
+ QString type = param.attribute("type");
+ if (type == "geometry" && !param.hasAttribute("fixed")) {
+ if (!effects.contains(i))
+ effects[i] = effect.cloneNode().toElement();
+ updateGeometryKeyframes(effect, j, width, height, oldInfo);
+ } else if (type == "simplekeyframe" || type == "keyframe") {
+ if (!effects.contains(i))
+ effects[i] = effect.cloneNode().toElement();
+ updateNormalKeyframes(param, oldInfo);
+#ifdef USE_QJSON
+ } else if (type == "roto-spline") {
+ if (!effects.contains(i))
+ effects[i] = effect.cloneNode().toElement();
+ QString value = param.attribute("value");
+ if (adjustRotoDuration(&value, cropStart().frames(m_fps), (cropStart() + cropDuration()).frames(m_fps) - 1))
+ param.setAttribute("value", value);
+#endif
+ }
+ }
+ }
+ return effects;
+}
+
+bool ClipItem::updateNormalKeyframes(QDomElement parameter, ItemInfo oldInfo)
+{
+ int in = cropStart().frames(m_fps);
+ int out = (cropStart() + cropDuration()).frames(m_fps) - 1;
+ int oldin = oldInfo.cropStart.frames(m_fps);
+ QLocale locale;
+ bool keyFrameUpdated = false;
+
+ const QStringList data = parameter.attribute("keyframes").split(';', QString::SkipEmptyParts);
+ QMap <int, double> keyframes;
+ foreach (QString keyframe, data) {
+ int keyframepos = keyframe.section(':', 0, 0).toInt();
+ // if keyframe was at clip start, update it
+ if (keyframepos == oldin) {
+ keyframepos = in;
+ keyFrameUpdated = true;
+ }
+ keyframes[keyframepos] = locale.toDouble(keyframe.section(':', 1, 1));
+ }
+
+
+ QMap<int, double>::iterator i = keyframes.end();
+ int lastPos = -1;
+ double lastValue = 0;
+ qreal relPos;
+
+ /*
+ * Take care of resize from start
+ */
+ bool startFound = false;
+ while (i-- != keyframes.begin()) {
+ if (i.key() < in && !startFound) {
+ startFound = true;
+ if (lastPos < 0) {
+ keyframes[in] = i.value();
+ } else {
+ relPos = (in - i.key()) / (qreal)(lastPos - i.key() + 1);
+ keyframes[in] = i.value() + (lastValue - i.value()) * relPos;
+ }
+ }
+ lastPos = i.key();
+ lastValue = i.value();
+ if (startFound)
+ i = keyframes.erase(i);
+ }
+
+ /*
+ * Take care of resize from end
+ */
+ i = keyframes.begin();
+ lastPos = -1;
+ bool endFound = false;
+ while (i != keyframes.end()) {
+ if (i.key() > out && !endFound) {
+ endFound = true;
+ if (lastPos < 0) {
+ keyframes[out] = i.value();
+ } else {
+ relPos = (out - lastPos) / (qreal)(i.key() - lastPos + 1);
+ keyframes[out] = lastValue + (i.value() - lastValue) * relPos;
+ }
+ }
+ lastPos = i.key();
+ lastValue = i.value();
+ if (endFound)
+ i = keyframes.erase(i);
+ else
+ ++i;
+ }
+
+ if (startFound || endFound || keyFrameUpdated) {
+ QString newkfr;
+ QMap<int, double>::const_iterator k = keyframes.constBegin();
+ while (k != keyframes.constEnd()) {
+ newkfr.append(QString::number(k.key()) + ':' + QString::number(qRound(k.value())) + ';');
+ ++k;
+ }
+ parameter.setAttribute("keyframes", newkfr);
+ return true;
+ }
+
+ return false;
+}
+
+void ClipItem::updateGeometryKeyframes(QDomElement effect, int paramIndex, int width, int height, ItemInfo oldInfo)
+{
+ QDomElement param = effect.elementsByTagName("parameter").item(paramIndex).toElement();
+ int offset = oldInfo.cropStart.frames(m_fps);
+ QString data = param.attribute("value");
+ if (offset > 0) {
+ QStringList kfrs = data.split(';');
+ data.clear();
+ foreach (const QString &keyframe, kfrs) {
+ if (keyframe.contains('=')) {
+ int pos = keyframe.section('=', 0, 0).toInt();
+ pos += offset;
+ data.append(QString::number(pos) + '=' + keyframe.section('=', 1) + ";");
+ }
+ else data.append(keyframe + ';');
+ }
+ }
+ Mlt::Geometry geometry(data.toUtf8().data(), oldInfo.cropDuration.frames(m_fps), width, height);
+ param.setAttribute("value", geometry.serialise(cropStart().frames(m_fps), (cropStart() + cropDuration()).frames(m_fps) - 1));
+}
+
+void ClipItem::slotGotThumbsCache()
+{
+ disconnect(m_clip->thumbProducer(), SIGNAL(thumbsCached()), this, SLOT(slotGotThumbsCache()));
+ update();
+}
+
+