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-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** 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.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 as published by the Free Software Foundation
-** and appearing in the file LICENSE.GPL included in the packaging of this
-** file. Please review the following information to ensure the GNU General
-** Public License version 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QGSTXVIMAGEBUFFER_P_H
-#define QGSTXVIMAGEBUFFER_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <qabstractvideobuffer.h>
-#include <qvideosurfaceformat.h>
-#include <QtCore/qmutex.h>
-#include <QtCore/qwaitcondition.h>
-#include <QtCore/qqueue.h>
-
-#ifndef QT_NO_XVIDEO
-
-#include <X11/Xlib.h>
-#include <sys/ipc.h>
-#include <sys/shm.h>
-#include <X11/extensions/XShm.h>
-#include <X11/Xlib.h>
-#include <X11/extensions/Xv.h>
-#include <X11/extensions/Xvlib.h>
-
-
-#include <gst/gst.h>
-#include "qabstractgstbufferpool_p.h"
-
-class QGstXvImageBufferPool;
-
-struct QGstXvImageBuffer {
- GstBuffer buffer;
- QGstXvImageBufferPool *pool;
- XvImage *xvImage;
- XShmSegmentInfo shmInfo;
- bool markedForDeletion;
-
- static GType get_type(void);
- static void class_init(gpointer g_class, gpointer class_data);
- static void buffer_init(QGstXvImageBuffer *xvimage, gpointer g_class);
- static void buffer_finalize(QGstXvImageBuffer * xvimage);
- static GstBufferClass *parent_class;
-};
-
-Q_DECLARE_METATYPE(XvImage*)
-
-class QGstXvImageBufferPool : public QObject, public QAbstractGstBufferPool {
-Q_OBJECT
-friend class QGstXvImageBuffer;
-public:
- QGstXvImageBufferPool(QObject *parent = 0);
- virtual ~QGstXvImageBufferPool();
-
- bool isFormatSupported(const QVideoSurfaceFormat &format) const;
-
- GType bufferType() const;
- GstBuffer *takeBuffer(const QVideoSurfaceFormat &format, GstCaps *caps);
- void clear();
-
- QAbstractVideoBuffer::HandleType handleType() const;
- QAbstractVideoBuffer *prepareVideoBuffer(GstBuffer *buffer, int bytesPerLine);
-
-private slots:
- void queuedAlloc();
- void queuedDestroy();
-
- void doClear();
-
- void recycleBuffer(QGstXvImageBuffer *);
- void destroyBuffer(QGstXvImageBuffer *);
-
-private:
- void doAlloc();
-
- struct XvShmImage {
- XvImage *xvImage;
- XShmSegmentInfo shmInfo;
- };
-
- QMutex m_poolMutex;
- QMutex m_allocMutex;
- QWaitCondition m_allocWaitCondition;
- QMutex m_destroyMutex;
- QVideoSurfaceFormat m_format;
- GstCaps *m_caps;
- QList<QGstXvImageBuffer*> m_pool;
- QList<QGstXvImageBuffer*> m_allBuffers;
- QList<XvShmImage> m_imagesToDestroy;
- Qt::HANDLE m_threadId;
-};
-
-#endif //QT_NO_XVIDEO
-
-#endif