Fix slideshow clip animation broken

BUG: 352407

src/renderer.cpp

@@ -715,15 +715,15 @@ void Render::processFileProperties()
         ////qDebug() << "///////  PRODUCER: " << url.path() << " IS: " << producer->get_playtime();
 
         if (type == SlideShow) {
-            int ttl = info.xml.hasAttribute("ttl") ? info.xml.attribute("ttl").toInt() : 0;
-            if (ttl) producer->set("ttl", ttl);
-            if (!info.xml.attribute("animation").isEmpty()) {
+	    int ttl = EffectsList::property(info.xml,"ttl").toInt();
+	    QString anim = EffectsList::property(info.xml,"animation");
+            if (!anim.isEmpty()) {
                 Mlt::Filter *filter = new Mlt::Filter(*m_qmlView->profile(), "affine");
                 if (filter && filter->is_valid()) {
                     int cycle = ttl;
-                    QString geometry = SlideshowClip::animationToGeometry(info.xml.attribute("animation"), cycle);
+                    QString geometry = SlideshowClip::animationToGeometry(anim, cycle);
                     if (!geometry.isEmpty()) {
-                        if (info.xml.attribute("animation").contains("low-pass")) {
+                        if (anim.contains("low-pass")) {
                             Mlt::Filter *blur = new Mlt::Filter(*m_qmlView->profile(), "boxblur");
                             if (blur && blur->is_valid())
                                 producer->attach(*blur);
@@ -734,23 +734,28 @@ void Render::processFileProperties()
                     }
                 }
             }
-            if (info.xml.attribute("fade") == "1") {
+            QString fade = EffectsList::property(info.xml,"fade");
+	    if (fade == "1") {
                 // user wants a fade effect to slideshow
                 Mlt::Filter *filter = new Mlt::Filter(*m_qmlView->profile(), "luma");
                 if (filter && filter->is_valid()) {
                     if (ttl) filter->set("cycle", ttl);
-                    if (info.xml.hasAttribute("luma_duration") && !info.xml.attribute("luma_duration").isEmpty()) filter->set("duration",      info.xml.attribute("luma_duration").toInt());
-                    if (info.xml.hasAttribute("luma_file") && !info.xml.attribute("luma_file").isEmpty()) {
-                        filter->set("luma.resource", info.xml.attribute("luma_file").toUtf8().constData());
-                        if (info.xml.hasAttribute("softness")) {
-                            int soft = info.xml.attribute("softness").toInt();
+		    QString luma_duration = EffectsList::property(info.xml,"luma_duration");
+		    QString luma_file = EffectsList::property(info.xml,"luma_file");
+		    if (!luma_duration.isEmpty()) filter->set("duration", luma_duration.toInt());
+                    if (!luma_file.isEmpty()) {
+                        filter->set("luma.resource", luma_file.toUtf8().constData());
+			QString softness = EffectsList::property(info.xml,"softness");
+                        if (!softness.isEmpty()) {
+                            int soft = softness.toInt();
                             filter->set("luma.softness", (double) soft / 100.0);
                         }
                     }
                     producer->attach(*filter);
                 }
             }
-            if (info.xml.attribute("crop") == "1") {
+            QString crop = EffectsList::property(info.xml,"crop");
+            if (crop == "1") {
                 // user wants to center crop the slides
                 Mlt::Filter *filter = new Mlt::Filter(*m_qmlView->profile(), "crop");
                 if (filter && filter->is_valid()) {