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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef DIRECTSHOWBASEFILTER_H
#define DIRECTSHOWBASEFILTER_H
#include "directshowpin.h"
QT_USE_NAMESPACE
class DirectShowBaseFilter : public DirectShowObject
, public IBaseFilter
{
DIRECTSHOW_OBJECT
public:
DirectShowBaseFilter();
virtual ~DirectShowBaseFilter();
FILTER_STATE state() const { return m_state; }
HRESULT NotifyEvent(long eventCode, LONG_PTR eventParam1, LONG_PTR eventParam2);
virtual QList<DirectShowPin *> pins() = 0;
// DirectShowObject
HRESULT getInterface(const IID &riid, void **ppvObject);
// IPersist
STDMETHODIMP GetClassID(CLSID *pClassID);
// IMediaFilter
STDMETHODIMP Run(REFERENCE_TIME tStart);
STDMETHODIMP Pause();
STDMETHODIMP Stop();
STDMETHODIMP GetState(DWORD dwMilliSecsTimeout, FILTER_STATE *pState);
STDMETHODIMP SetSyncSource(IReferenceClock *pClock);
STDMETHODIMP GetSyncSource(IReferenceClock **ppClock);
// IBaseFilter
STDMETHODIMP EnumPins(IEnumPins **ppEnum);
STDMETHODIMP FindPin(LPCWSTR Id, IPin **ppPin);
STDMETHODIMP JoinFilterGraph(IFilterGraph *pGraph, LPCWSTR pName);
STDMETHODIMP QueryFilterInfo(FILTER_INFO *pInfo);
STDMETHODIMP QueryVendorInfo(LPWSTR *pVendorInfo);
protected:
QMutex m_mutex;
FILTER_STATE m_state;
IFilterGraph *m_graph;
IReferenceClock *m_clock;
IMediaEventSink *m_sink;
QString m_filterName;
REFERENCE_TIME m_startTime;
private:
Q_DISABLE_COPY(DirectShowBaseFilter)
};
#endif // DIRECTSHOWBASEFILTER_H
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