Avoid calling QHash::contains and then looking up the value

Fetch value and if present use it.

Signed-off-by: Victoria Fischer <victoria.fischer@mbition.io>

src/backends/drm/drm_egl_layer_surface.cpp

@@ -340,7 +340,8 @@ bool EglGbmLayerSurface::doesSurfaceFit(Surface *surface, const QSize &size, con
         return formats.contains(surface->importDumbSwapchain->format());
     case MultiGpuImportMode::Egl: {
         const auto format = surface->importGbmSwapchain->format();
-        return formats.contains(format) && (surface->importGbmSwapchain->modifier() == DRM_FORMAT_MOD_INVALID || formats[format].contains(surface->importGbmSwapchain->modifier()));
+        const auto it = formats.find(format);
+        return it != formats.end() && (surface->importGbmSwapchain->modifier() == DRM_FORMAT_MOD_INVALID || it->contains(surface->importGbmSwapchain->modifier()));
     }
     }
     Q_UNREACHABLE();

src/core/outputlayer.cpp

@@ -79,12 +79,12 @@ bool OutputLayer::importScanoutBuffer(SurfaceItem *surfaceItem, const std::share
         return false;
     }
     const auto formats = supportedDrmFormats();
-    if (!formats.contains(attrs->format) || !formats[attrs->format].contains(attrs->modifier)) {
+    if (auto it = formats.find(attrs->format); it != formats.end() && !it->contains(attrs->modifier)) {
         if (m_scanoutCandidate && m_scanoutCandidate != surfaceItem) {
             m_scanoutCandidate->setScanoutHint(nullptr, {});
         }
         m_scanoutCandidate = surfaceItem;
-        surfaceItem->setScanoutHint(scanoutDevice(), supportedDrmFormats());
+        surfaceItem->setScanoutHint(scanoutDevice(), formats);
         return false;
     }
     m_sourceRect = surfaceItem->bufferSourceBox();

src/effect/quickeffect.cpp

@@ -76,12 +76,12 @@ public:
 
 bool QuickSceneEffectPrivate::isItemOnScreen(QQuickItem *item, Output *screen) const
 {
-    if (!item || !screen || !views.contains(screen)) {
+    if (!item || !screen) {
         return false;
     }
 
-    const auto &view = views.at(screen);
-    return item->window() == view->window();
+    const auto it = views.find(screen);
+    return it != views.end() && item->window() == it->second->window();
 }
 
 QuickSceneView::QuickSceneView(QuickSceneEffect *effect, Output *screen)