Fix crash trying to import keyframes in rotoscoping effect

Related to #615

src/assets/view/widgets/keyframeimport.cpp

@@ -46,8 +46,7 @@
 #include "mlt++/MltProperties.h"
 
 
-KeyframeImport::KeyframeImport(const QString &animData, std::shared_ptr<AssetParameterModel> model, QList<QPersistentModelIndex> indexes,
-                               QWidget *parent)
+KeyframeImport::KeyframeImport(const QString &animData, std::shared_ptr<AssetParameterModel> model, QList<QPersistentModelIndex> indexes, int parentIn, int parentDuration, QWidget *parent)
     : QDialog(parent)
     , m_model(std::move(model))
     , m_indexes(indexes)
@@ -141,7 +140,7 @@ KeyframeImport::KeyframeImport(const QString &animData, std::shared_ptr<AssetPar
     // Zone in / out
     in = qMax(0, in);
     if (out <= 0) {
-        out = in + m_model->data(indexes.first(), AssetParameterModel::ParentDurationRole).toInt();
+        out = in + parentDuration;
     }
     m_inPoint = new PositionWidget(i18n("In"), in, 0, out, pCore->currentDoc()->timecode(), QString(), this);
     connect(m_inPoint, &PositionWidget::valueChanged, this, &KeyframeImport::updateDisplay);
@@ -219,8 +218,8 @@ KeyframeImport::KeyframeImport(const QString &animData, std::shared_ptr<AssetPar
     lay->addLayout(l1);
 
     // Output offset
-    int clipIn = m_model->data(indexes.first(), AssetParameterModel::ParentInRole).toInt();
-    m_offsetPoint = new PositionWidget(i18n("Offset"), clipIn, 0, clipIn + m_model->data(indexes.first(), AssetParameterModel::ParentDurationRole).toInt(), pCore->currentDoc()->timecode(), "", this);
+    int clipIn = parentIn;
+    m_offsetPoint = new PositionWidget(i18n("Offset"), clipIn, 0, clipIn + parentDuration, pCore->currentDoc()->timecode(), "", this);
     lay->addWidget(m_offsetPoint);
 
     // Source range

src/assets/view/widgets/keyframeimport.h

@@ -42,8 +42,7 @@ class KeyframeImport : public QDialog
 {
     Q_OBJECT
 public:
-    explicit KeyframeImport(const QString &animData, std::shared_ptr<AssetParameterModel> model, QList<QPersistentModelIndex> indexes,
-                            QWidget *parent = nullptr);
+    explicit KeyframeImport(const QString &animData, std::shared_ptr<AssetParameterModel> model, QList<QPersistentModelIndex> indexes, int parentIn, int parentDuration, QWidget *parent = nullptr);
     ~KeyframeImport() override;
     QString selectedData() const;
     void importSelectedData();

src/assets/view/widgets/keyframewidget.cpp

@@ -491,7 +491,7 @@ void KeyframeWidget::slotImportKeyframes()
     for (const auto &w : m_parameters) {
         indexes << w.first;
     }
-    QPointer<KeyframeImport> import = new KeyframeImport(values, m_model, indexes, this);
+    QPointer<KeyframeImport> import = new KeyframeImport(values, m_model, indexes, m_model->data(m_index, AssetParameterModel::ParentInRole).toInt(), m_model->data(m_index, AssetParameterModel::ParentDurationRole).toInt(), this);
     if (import->exec() != QDialog::Accepted) {
         delete import;
         return;

src/monitor/view/kdenlivemonitorrotoscene.qml

@@ -335,7 +335,7 @@ Item {
         Text {
             id: label
             text: i18n("Click to add points,\nright click to close shape.")
-            font: miniFont
+            font: fixedFont
             verticalAlignment: Text.AlignVCenter
             horizontalAlignment: Text.AlignHCenter
             anchors {