Multimedia; Add directshow backend

1 files changed, 85 insertions, 0 deletions

diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowmediatype.h b/src/plugins/mediaservices/directshow/mediaplayer/directshowmediatype.h
new file mode 100644
index 0000000..3ba907e
--- /dev/null
+++ b/src/plugins/mediaservices/directshow/mediaplayer/directshowmediatype.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DIRECTSHOWMEDIATYPE_H
+#define DIRECTSHOWMEDIATYPE_H
+
+#include <QtMultimedia/qvideosurfaceformat.h>
+
+#include <dshow.h>
+#include <dvdmedia.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+
+class DirectShowMediaType : public AM_MEDIA_TYPE
+{
+public:
+    DirectShowMediaType() { memset(this, 0, sizeof(DirectShowMediaType)); }
+    DirectShowMediaType(const AM_MEDIA_TYPE &type) { copy(this, type); }
+    DirectShowMediaType(const DirectShowMediaType &other) { copy(this, other); }
+    DirectShowMediaType &operator =(const AM_MEDIA_TYPE &type) {
+        free(this); copy(this, type); return *this; }
+    DirectShowMediaType &operator =(const DirectShowMediaType &other) {
+        free(this); copy(this, other); return *this; }
+    ~DirectShowMediaType() { freeData(this); }
+
+    void clear() { freeData(this); memset(this, 0, sizeof(DirectShowMediaType)); }
+
+    static void copy(AM_MEDIA_TYPE *target, const AM_MEDIA_TYPE &source);
+    static void freeData(AM_MEDIA_TYPE *type);
+    static void deleteType(AM_MEDIA_TYPE *type);
+
+    static GUID convertPixelFormat(QVideoFrame::PixelFormat format);
+    static QVideoSurfaceFormat formatFromType(const AM_MEDIA_TYPE &type);
+
+    static int bytesPerLine(const QVideoSurfaceFormat &format);
+};
+
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif