Phonon: fixed a big memory leak on Windows

If you had deleted a VideoWidget, it could not free the memory taken
because we still had a reference on it.

Task-number: 258202

2 files changed, 4 insertions, 2 deletions

diff --git a/src/3rdparty/phonon/ds9/backendnode.cpp b/src/3rdparty/phonon/ds9/backendnode.cpp
index 7e0b3cdd60..855357a0f0 100644
--- a/src/3rdparty/phonon/ds9/backendnode.cpp
+++ b/src/3rdparty/phonon/ds9/backendnode.cpp
@@ -57,6 +57,8 @@ namespace Phonon
 
         BackendNode::~BackendNode()
         {
+            //this will remove the filter from the graph
+            mediaObjectDestroyed();
         }
 
         void BackendNode::setMediaObject(MediaObject *mo)
diff --git a/src/3rdparty/phonon/ds9/qpin.cpp b/src/3rdparty/phonon/ds9/qpin.cpp
index 37fe48d1e0..f652502623 100644
--- a/src/3rdparty/phonon/ds9/qpin.cpp
+++ b/src/3rdparty/phonon/ds9/qpin.cpp
@@ -456,8 +456,8 @@ namespace Phonon
 
         HRESULT QPin::checkOutputMediaTypesConnection(IPin *pin)
         {
-            IEnumMediaTypes *emt = 0;
-            HRESULT hr = pin->EnumMediaTypes(&emt);
+            ComPointer<IEnumMediaTypes> emt;
+            HRESULT hr = pin->EnumMediaTypes(emt.pparam());
             if (hr != S_OK) {
                 return hr;
             }