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#ifndef DIRECTSHOWIOSOURCE_H

#define DIRECTSHOWIOSOURCE_H

#include "directshowglobal.h"

#include "directshowioreader.h"

#include "directshowmediatype.h"

#include "directshowmediatypelist.h"

#include <QtCore/qfile.h>

class DirectShowIOSource

    : public DirectShowMediaTypeList

    , public IBaseFilter

    , public IAMFilterMiscFlags

    , public IPin

{

public:

    DirectShowIOSource(DirectShowEventLoop *loop);

    ~DirectShowIOSource();

    void setDevice(QIODevice *device);

    void setAllocator(IMemAllocator *allocator);

    // IUnknown

    HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObject);

    ULONG STDMETHODCALLTYPE AddRef();

    ULONG STDMETHODCALLTYPE Release();

    // IPersist

    HRESULT STDMETHODCALLTYPE GetClassID(CLSID *pClassID);

    // IMediaFilter

    HRESULT STDMETHODCALLTYPE Run(REFERENCE_TIME tStart);

    HRESULT STDMETHODCALLTYPE Pause();

    HRESULT STDMETHODCALLTYPE Stop();

    HRESULT STDMETHODCALLTYPE GetState(DWORD dwMilliSecsTimeout, FILTER_STATE *pState);

    HRESULT STDMETHODCALLTYPE SetSyncSource(IReferenceClock *pClock);

    HRESULT STDMETHODCALLTYPE GetSyncSource(IReferenceClock **ppClock);

    // IBaseFilter

    HRESULT STDMETHODCALLTYPE EnumPins(IEnumPins **ppEnum);

    HRESULT STDMETHODCALLTYPE FindPin(LPCWSTR Id, IPin **ppPin);

    HRESULT STDMETHODCALLTYPE JoinFilterGraph(IFilterGraph *pGraph, LPCWSTR pName);

    HRESULT STDMETHODCALLTYPE QueryFilterInfo(FILTER_INFO *pInfo);

    HRESULT STDMETHODCALLTYPE QueryVendorInfo(LPWSTR *pVendorInfo);

    // IAMFilterMiscFlags

    ULONG STDMETHODCALLTYPE GetMiscFlags();

    // IPin

    HRESULT STDMETHODCALLTYPE Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt);

    HRESULT STDMETHODCALLTYPE ReceiveConnection(IPin *pConnector, const AM_MEDIA_TYPE *pmt);

    HRESULT STDMETHODCALLTYPE Disconnect();

    HRESULT STDMETHODCALLTYPE ConnectedTo(IPin **ppPin);

    HRESULT STDMETHODCALLTYPE ConnectionMediaType(AM_MEDIA_TYPE *pmt);

    HRESULT STDMETHODCALLTYPE QueryPinInfo(PIN_INFO *pInfo);

    HRESULT STDMETHODCALLTYPE QueryId(LPWSTR *Id);

    HRESULT STDMETHODCALLTYPE QueryAccept(const AM_MEDIA_TYPE *pmt);

    HRESULT STDMETHODCALLTYPE EnumMediaTypes(IEnumMediaTypes **ppEnum);

    HRESULT STDMETHODCALLTYPE QueryInternalConnections(IPin **apPin, ULONG *nPin);

    HRESULT STDMETHODCALLTYPE EndOfStream();

    HRESULT STDMETHODCALLTYPE BeginFlush();

    HRESULT STDMETHODCALLTYPE EndFlush();

    HRESULT STDMETHODCALLTYPE NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);

    HRESULT STDMETHODCALLTYPE QueryDirection(PIN_DIRECTION *pPinDir);

private:

    HRESULT tryConnect(IPin *pin, const AM_MEDIA_TYPE *type);

    volatile LONG m_ref;

    FILTER_STATE m_state;

    DirectShowIOReader *m_reader;

    DirectShowEventLoop *m_loop;

    IFilterGraph *m_graph;

    IReferenceClock *m_clock;

    IMemAllocator *m_allocator;

    IPin *m_peerPin;

    DirectShowMediaType m_mediaType;

    QString m_filterName;

    const QString m_pinId;

    QMutex m_mutex;

};

class DirectShowRcSource : public DirectShowIOSource

{

public:

    DirectShowRcSource(DirectShowEventLoop *loop);

    bool open(const QUrl &url);

private:

    QFile m_file;

};

#endif