1 files changed, 55 insertions, 0 deletions
diff --git a/src/plugins/multimedia/windows/player/mfevrvideowindowcontrol.cpp b/src/plugins/multimedia/windows/player/mfevrvideowindowcontrol.cpp
new file mode 100644
index 000000000..109f7964b
--- /dev/null
+++ b/src/plugins/multimedia/windows/player/mfevrvideowindowcontrol.cpp
@@ -0,0 +1,55 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "mfevrvideowindowcontrol_p.h"
+
+#include <qdebug.h>
+
+MFEvrVideoWindowControl::MFEvrVideoWindowControl(QVideoSink *parent)
+    : EvrVideoWindowControl(parent)
+    , m_currentActivate(NULL)
+    , m_evrSink(NULL)
+{
+}
+
+MFEvrVideoWindowControl::~MFEvrVideoWindowControl()
+{
+   clear();
+}
+
+void MFEvrVideoWindowControl::clear()
+{
+    setEvr(NULL);
+
+    if (m_evrSink)
+        m_evrSink->Release();
+    if (m_currentActivate) {
+        m_currentActivate->ShutdownObject();
+        m_currentActivate->Release();
+    }
+    m_evrSink = NULL;
+    m_currentActivate = NULL;
+}
+
+IMFActivate* MFEvrVideoWindowControl::createActivate()
+{
+    clear();
+
+    if (FAILED(MFCreateVideoRendererActivate(0, &m_currentActivate))) {
+        qWarning() << "Failed to create evr video renderer activate!";
+        return NULL;
+    }
+    if (FAILED(m_currentActivate->ActivateObject(IID_IMFMediaSink, (LPVOID*)(&m_evrSink)))) {
+        qWarning() << "Failed to activate evr media sink!";
+        return NULL;
+    }
+    if (!setEvr(m_evrSink))
+        return NULL;
+
+    return m_currentActivate;
+}
+
+void MFEvrVideoWindowControl::releaseActivate()
+{
+    clear();
+}