fix(ui/views/App/Calls/Incall): display correctly preview

linphone-desktop/src/components/camera/Camera.cpp

@@ -136,6 +136,11 @@ Camera::Camera (QQuickItem *parent) : QQuickFramebufferObject(parent) {
 }
 
 Camera::~Camera () {
+  if (m_is_preview)
+    CoreManager::getInstance()->getCore()->setNativePreviewWindowId(nullptr);
+  else
+    m_call->getLinphoneCall()->setNativeVideoWindowId(nullptr);
+
   delete m_context_info;
 }
 

linphone-desktop/ui/views/App/Calls/Incall.qml

@@ -312,19 +312,28 @@ Rectangle {
         }
       }
 
+      // -----------------------------------------------------------------------
+      // Preview.
+      // -----------------------------------------------------------------------
+
       Loader {
         anchors.centerIn: parent
         height: CallStyle.actionArea.userVideo.height
         width: CallStyle.actionArea.userVideo.width
 
-        visible: incall.width >= CallStyle.actionArea.lowWidth && call.videoEnabled && !_fullscreen
-
-        Camera {
-          anchors.fill: parent
-          isPreview: true
+        Component {
+          id: preview
 
-          Component.onCompleted: call = incall.call
+          Camera {
+            anchors.fill: parent
+            call: incall.call
+            isPreview: true
+          }
         }
+
+        sourceComponent: incall.width >= CallStyle.actionArea.lowWidth && call.videoEnabled && !_fullscreen
+          ? preview
+          : null
       }
 
       ActionBar {