PKGBUILDs/alarm/vlc-rpi/0007-mmal_wayland.patch

--- a/modules/gui/qt/components/interface_widgets.cpp
+++ b/modules/gui/qt/components/interface_widgets.cpp
@@ -108,6 +108,36 @@ void VideoWidget::sync( void )
     if( QX11Info::isPlatformX11() )
         XSync( QX11Info::display(), False );
 #endif
+    refreshHandles();
+}
+
+/**
+ * The wayland surface may change if the window is hidden which
+ * seems to happen sometimes on resize
+ * In Qt it looks like this happens if the window is hidden
+ **/
+void VideoWidget::refreshHandles()
+{
+#ifdef QT5_HAS_WAYLAND
+    if (!p_window || p_window->type != VOUT_WINDOW_TYPE_WAYLAND)
+        return;
+
+    /* Ensure only the video widget is native (needed for Wayland) */
+    stable->setAttribute( Qt::WA_DontCreateNativeAncestors, true);
+
+    QWindow *window = stable->windowHandle();
+    assert(window != NULL);
+    window->create();
+
+    QPlatformNativeInterface *qni = qApp->platformNativeInterface();
+    assert(qni != NULL);
+
+    p_window->handle.wl = static_cast<wl_surface*>(
+        qni->nativeResourceForWindow(QByteArrayLiteral("surface"),
+                                     window));
+    p_window->display.wl = static_cast<wl_display*>(
+        qni->nativeResourceForIntegration(QByteArrayLiteral("wl_display")));
+#endif
 }
 
 /**
@@ -165,21 +195,7 @@ bool VideoWidget::request( struct vout_w
 #ifdef QT5_HAS_WAYLAND
         case VOUT_WINDOW_TYPE_WAYLAND:
         {
-            /* Ensure only the video widget is native (needed for Wayland) */
-            stable->setAttribute( Qt::WA_DontCreateNativeAncestors, true);
-
-            QWindow *window = stable->windowHandle();
-            assert(window != NULL);
-            window->create();
-
-            QPlatformNativeInterface *qni = qApp->platformNativeInterface();
-            assert(qni != NULL);
-
-            p_wnd->handle.wl = static_cast<wl_surface*>(
-                qni->nativeResourceForWindow(QByteArrayLiteral("surface"),
-                                             window));
-            p_wnd->display.wl = static_cast<wl_display*>(
-                qni->nativeResourceForIntegration(QByteArrayLiteral("wl_display")));
+            refreshHandles();
             break;
         }
 #endif
--- a/modules/gui/qt/components/interface_widgets.hpp
+++ b/modules/gui/qt/components/interface_widgets.hpp
@@ -88,6 +88,7 @@ private:
     bool enable_mouse_events;
 
     void reportSize();
+    void refreshHandles();
 
 signals:
     void sizeChanged( int, int );