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[kdenlive] / src / clipitem.cpp

diff --git a/src/clipitem.cpp b/src/clipitem.cpp
index 974ecf1cb1cec91fffc0ec0c18ba71e01949e42b..0cd508bb093afead0ce35c38d170d05feb29053f 100644 (file)
--- a/src/clipitem.cpp
+++ b/src/clipitem.cpp
@@ -253,7 +253,7 @@ void ClipItem::initEffect(QDomElement effect, int diff)
     }
     if (effect.attribute("tag") == "volume" || effect.attribute("tag") == "brightness") {
         if (effect.attribute("id") == "fadeout" || effect.attribute("id") == "fade_to_black") {
-            int end = (cropDuration() + cropStart()).frames(m_fps);
+            int end = (cropDuration() + cropStart()).frames(m_fps) - 1;
             int start = end;
             if (effect.attribute("id") == "fadeout") {
                 if (m_effectList.hasEffect(QString(), "fade_to_black") == -1) {
@@ -1219,7 +1219,9 @@ bool ClipItem::checkEffectsKeyframesPos(const int previous, const int current, b
         for (int j = 0; j < params.count(); j++) {
             bool modified = false;
             QDomElement e = params.item(j).toElement();
-            if (!e.isNull() && (e.attribute("type") == "keyframe" || e.attribute("type") == "simplekeyframe")) {
+            if (e.isNull())
+                continue;
+            if (e.attribute("type") == "keyframe" || e.attribute("type") == "simplekeyframe") {
                 // parse keyframes and adjust values
                 const QStringList keyframes = e.attribute("keyframes").split(';', QString::SkipEmptyParts);
                 QMap <int, double> kfr;
@@ -1438,8 +1440,8 @@ EffectsParameterList ClipItem::addEffect(const QDomElement effect, bool /*animat
                 double factor = e.attribute("factor", "1").toDouble();
                 if (factor != 1) {
                     for (int j = 0; j < values.count(); j++) {
-                        QString pos = values.at(j).section(":", 0, 0);
-                        double val = values.at(j).section(":", 1, 1).toDouble() / factor;
+                        QString pos = values.at(j).section(':', 0, 0);
+                        double val = values.at(j).section(':', 1, 1).toDouble() / factor;
                         values[j] = pos + "=" + QString::number(val);
                     }
                 }
@@ -1773,5 +1775,81 @@ void ClipItem::doGetIntraThumbs(QPainter *painter, const QPointF startPos, int o
     }
 }
 
+QList <int> ClipItem::updatePanZoom(int width, int height, int cut)
+{
+    QList <int> effectPositions;
+    for (int i = 0; i < m_effectList.count(); i++) {
+        QDomElement effect = m_effectList.at(i);
+        QDomNodeList params = effect.elementsByTagName("parameter");
+        for (int j = 0; j < params.count(); j++) {
+            QDomElement e = params.item(j).toElement();
+            if (e.isNull())
+                continue;
+            if (e.attribute("type") == "geometry" && !e.hasAttribute("fixed")) {
+                effectPositions << i;
+
+                int in = cropStart().frames(fps());
+                int out = in + cropDuration().frames(fps());
+                if (in < 0) {
+                    out -= in;
+                    in = 0;
+                }
+                int dur = out - in - 1;
+
+                effect.setAttribute("in", in);
+                effect.setAttribute("out", out);
+
+                Mlt::Geometry geometry(e.attribute("value").toUtf8().data(), dur, width, height);
+                Mlt::GeometryItem item;
+                bool endFrameAdded = false;
+                if (cut == 0) {
+                    while (!geometry.next_key(&item, dur)) {
+                        if (!endFrameAdded) {
+                            // add keyframe at the end with interpolated value
+
+                            // but only once ;)
+                            endFrameAdded = true;
+
+                            Mlt::GeometryItem endItem;
+                            Mlt::GeometryItem interp;
+                            geometry.fetch(&interp, dur - 1);
+                            endItem.frame(dur - 1);
+                            endItem.x(interp.x());
+                            endItem.y(interp.y());
+                            endItem.w(interp.w());
+                            endItem.h(interp.h());
+                            endItem.mix(interp.mix());
+                            geometry.insert(&endItem);
+                        }
+                        geometry.remove(item.frame());
+                    }
+                } else {
+                    Mlt::Geometry origGeometry(e.attribute("value").toUtf8().data(), dur, width, height);
+                    // remove keyframes before cut point
+                    while (!geometry.prev_key(&item, cut - 1) && item.frame() < cut)
+                        geometry.remove(item.frame());
+
+                    // add a keyframe at new pos 0
+                    origGeometry.fetch(&item, cut);
+                    item.frame(0);
+                    geometry.insert(&item);
+
+                    // move exisiting keyframes by -cut
+                    while (!origGeometry.next_key(&item, cut)) {
+                        geometry.remove(item.frame());
+                        origGeometry.remove(item.frame());
+                        item.frame(item.frame() - cut);
+                        geometry.insert(&item);
+                    }
+                    
+                }
+
+                e.setAttribute("value", geometry.serialise());
+            }
+        }
+    }
+
+    return effectPositions;
+}
 
 #include "clipitem.moc"