diff --git a/applets/mediaframe/package/contents/ui/main.qml b/applets/mediaframe/package/contents/ui/main.qml
--- a/applets/mediaframe/package/contents/ui/main.qml
+++ b/applets/mediaframe/package/contents/ui/main.qml
@@ -180,6 +180,18 @@
             visible: hasItems
             anchors.fill: parent
 
+            // This timer prevents reloading the image too often when resizing,
+            // to minimize excessively re-reading the file on disk
+            Timer {
+                id: imageReloadTimer
+                interval: 250
+                running: false
+                onTriggered: {
+                    frontImage.sourceSize.width = width
+                    frontImage.sourceSize.height = height
+                }
+            }
+
             Image {
                 id: bufferImage
 
@@ -208,6 +220,12 @@
                 asynchronous: true
                 autoTransform: true
 
+                onWidthChanged: imageReloadTimer.restart()
+                onHeightChanged: imageReloadTimer.restart()
+
+                sourceSize.width: width
+                sourceSize.height: height
+
                 MouseArea {
                     anchors.fill: parent
                     onClicked: Qt.openUrlExternally(activeSource)