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Videoprobe implementation for wmf backend.

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Change-Id: Ia597af428764229a76c0059ae7a57eb302aee63d
Reviewed-by: Dmytro Poplavskiy <dmytro.poplavskiy@nokia.com>
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Lev Zelenskiy
2012-07-19 14:38:45 +10:00
committed by Qt by Nokia
parent d7ed7ef6b3
commit b7f4b2decb
9 changed files with 1139 additions and 9 deletions
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114
src/plugins/wmf/mftvideo.h Normal file
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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** 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 MFTRANSFORM_H
#define MFTRANSFORM_H
#include <mfapi.h>
#include <mfidl.h>
#include <QtCore/qlist.h>
#include <QtCore/qmutex.h>
#include <QtMultimedia/qvideosurfaceformat.h>
QT_USE_NAMESPACE
class MFVideoProbeControl;
class MFTransform: public IMFTransform
{
public:
MFTransform();
~MFTransform();
void addProbe(MFVideoProbeControl* probe);
void removeProbe(MFVideoProbeControl* probe);
// IUnknown methods
STDMETHODIMP QueryInterface(REFIID iid, void** ppv);
STDMETHODIMP_(ULONG) AddRef();
STDMETHODIMP_(ULONG) Release();
// IMFTransform methods
STDMETHODIMP GetStreamLimits(DWORD *pdwInputMinimum, DWORD *pdwInputMaximum, DWORD *pdwOutputMinimum, DWORD *pdwOutputMaximum);
STDMETHODIMP GetStreamCount(DWORD *pcInputStreams, DWORD *pcOutputStreams);
STDMETHODIMP GetStreamIDs(DWORD dwInputIDArraySize, DWORD *pdwInputIDs, DWORD dwOutputIDArraySize, DWORD *pdwOutputIDs);
STDMETHODIMP GetInputStreamInfo(DWORD dwInputStreamID, MFT_INPUT_STREAM_INFO *pStreamInfo);
STDMETHODIMP GetOutputStreamInfo(DWORD dwOutputStreamID, MFT_OUTPUT_STREAM_INFO *pStreamInfo);
STDMETHODIMP GetAttributes(IMFAttributes **pAttributes);
STDMETHODIMP GetInputStreamAttributes(DWORD dwInputStreamID, IMFAttributes **pAttributes);
STDMETHODIMP GetOutputStreamAttributes(DWORD dwOutputStreamID, IMFAttributes **pAttributes);
STDMETHODIMP DeleteInputStream(DWORD dwStreamID);
STDMETHODIMP AddInputStreams(DWORD cStreams, DWORD *adwStreamIDs);
STDMETHODIMP GetInputAvailableType(DWORD dwInputStreamID, DWORD dwTypeIndex, IMFMediaType **ppType);
STDMETHODIMP GetOutputAvailableType(DWORD dwOutputStreamID,DWORD dwTypeIndex, IMFMediaType **ppType);
STDMETHODIMP SetInputType(DWORD dwInputStreamID, IMFMediaType *pType, DWORD dwFlags);
STDMETHODIMP SetOutputType(DWORD dwOutputStreamID, IMFMediaType *pType, DWORD dwFlags);
STDMETHODIMP GetInputCurrentType(DWORD dwInputStreamID, IMFMediaType **ppType);
STDMETHODIMP GetOutputCurrentType(DWORD dwOutputStreamID, IMFMediaType **ppType);
STDMETHODIMP GetInputStatus(DWORD dwInputStreamID, DWORD *pdwFlags);
STDMETHODIMP GetOutputStatus(DWORD *pdwFlags);
STDMETHODIMP SetOutputBounds(LONGLONG hnsLowerBound, LONGLONG hnsUpperBound);
STDMETHODIMP ProcessEvent(DWORD dwInputStreamID, IMFMediaEvent *pEvent);
STDMETHODIMP ProcessMessage(MFT_MESSAGE_TYPE eMessage, ULONG_PTR ulParam);
STDMETHODIMP ProcessInput(DWORD dwInputStreamID, IMFSample *pSample, DWORD dwFlags);
STDMETHODIMP ProcessOutput(DWORD dwFlags, DWORD cOutputBufferCount, MFT_OUTPUT_DATA_BUFFER *pOutputSamples, DWORD *pdwStatus);
private:
HRESULT OnFlush();
static QVideoFrame::PixelFormat formatFromSubtype(const GUID& subtype);
static QVideoSurfaceFormat videoFormatForMFMediaType(IMFMediaType *mediaType, int *bytesPerLine);
QVideoFrame makeVideoFrame();
QByteArray dataFromBuffer(IMFMediaBuffer *buffer, int height, int *bytesPerLine);
long m_cRef;
IMFMediaType *m_inputType;
IMFMediaType *m_outputType;
IMFSample *m_sample;
QMutex m_mutex;
QList<MFVideoProbeControl*> m_videoProbes;
QMutex m_videoProbeMutex;
QVideoSurfaceFormat m_format;
int m_bytesPerLine;
};
#endif