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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
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**
******************************************************************************/
#ifndef MFDECODERSOURCEREADER_H
#define MFDECODERSOURCEREADER_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 <mfapi.h>
#include <mfidl.h>
#include <mfreadwrite.h>
#include <QtCore/qobject.h>
#include "qaudioformat.h"
#include <private/qwindowsiupointer_p.h>
QT_USE_NAMESPACE
class MFDecoderSourceReader : public QObject, public IMFSourceReaderCallback
{
Q_OBJECT
public:
MFDecoderSourceReader() {}
~MFDecoderSourceReader() override {}
void clearSource() { m_sourceReader.reset(); }
QWindowsIUPointer<IMFMediaType> setSource(IMFMediaSource *source, QAudioFormat::SampleFormat);
void readNextSample();
//from IUnknown
STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject) override;
STDMETHODIMP_(ULONG) AddRef() override;
STDMETHODIMP_(ULONG) Release() override;
//from IMFSourceReaderCallback
STDMETHODIMP OnReadSample(HRESULT hrStatus, DWORD dwStreamIndex,
DWORD dwStreamFlags, LONGLONG llTimestamp, IMFSample *pSample) override;
STDMETHODIMP OnFlush(DWORD) override { return S_OK; }
STDMETHODIMP OnEvent(DWORD, IMFMediaEvent *) override { return S_OK; }
Q_SIGNALS:
void newSample(QWindowsIUPointer<IMFSample>);
void finished();
private:
long m_cRef = 1;
QWindowsIUPointer<IMFSourceReader> m_sourceReader;
};
#endif//MFDECODERSOURCEREADER_H
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