Set geometry for recreated video renderer backend

If video renderer backend has been recreated, then it needs to update its
geometry. Which previously didn't happen and as a result no content was shown.

The geometry is now updated from within the video node.

Task-number: QTBUG-54680
Change-Id: Iadbf324f4734c9ac6c487eaedd014629ca330599
Reviewed-by: Christian Stromme <christian.stromme@qt.io>

1 files changed, 6 insertions, 7 deletions

diff --git a/src/qtmultimediaquicktools/qdeclarativevideooutput.cpp b/src/qtmultimediaquicktools/qdeclarativevideooutput.cpp
index 4fc768438..3c6a6f9c5 100644
--- a/src/qtmultimediaquicktools/qdeclarativevideooutput.cpp
+++ b/src/qtmultimediaquicktools/qdeclarativevideooutput.cpp
@@ -263,17 +263,16 @@ bool QDeclarativeVideoOutput::createBackend(QMediaService *service)
             backendAvailable = true;
     }
 
-    if (!backendAvailable) {
-        qWarning() << Q_FUNC_INFO << "Media service has neither renderer nor window control available.";
-        m_backend.reset();
-    } else if (!m_geometryDirty) {
-        m_backend->updateGeometry();
-    }
+    if (backendAvailable) {
+        // Since new backend has been created needs to update its geometry.
+        m_geometryDirty = true;
 
-    if (m_backend) {
         m_backend->clearFilters();
         for (int i = 0; i < m_filters.count(); ++i)
             m_backend->appendFilter(m_filters[i]);
+    } else {
+        qWarning() << Q_FUNC_INFO << "Media service has neither renderer nor window control available.";
+        m_backend.reset();
     }
 
     return backendAvailable;