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#ifndef QMFACTIVATE_H

#define QMFACTIVATE_H

#include <QtCore/qmutex.h>

#include <evr.h>

class QMFActivate : public IMFActivate

{

public:

    // IMFAttributes

    HRESULT STDMETHODCALLTYPE GetItem(REFGUID guidKey, PROPVARIANT *pValue);

    HRESULT STDMETHODCALLTYPE GetItemType(REFGUID guidKey, MF_ATTRIBUTE_TYPE *pType);

    HRESULT STDMETHODCALLTYPE CompareItem(REFGUID guidKey, REFPROPVARIANT Value, BOOL *pbResult);

    HRESULT STDMETHODCALLTYPE Compare(IMFAttributes *pTheirs, MF_ATTRIBUTES_MATCH_TYPE MatchType, BOOL *pbResult);

    HRESULT STDMETHODCALLTYPE GetUINT32(REFGUID guidKey, UINT32 *punValue);

    HRESULT STDMETHODCALLTYPE GetUINT64(REFGUID guidKey, UINT64 *punValue);

    HRESULT STDMETHODCALLTYPE GetDouble(REFGUID guidKey, double *pfValue);

    HRESULT STDMETHODCALLTYPE GetGUID(REFGUID guidKey, GUID *pguidValue);

    HRESULT STDMETHODCALLTYPE GetStringLength(REFGUID guidKey, UINT32 *pcchLength);

    HRESULT STDMETHODCALLTYPE GetString(REFGUID guidKey, LPWSTR pwszValue, UINT32 cchBufSize, UINT32 *pcchLength);

    HRESULT STDMETHODCALLTYPE GetAllocatedString(REFGUID guidKey, LPWSTR *ppwszValue, UINT32 *pcchLength);

    HRESULT STDMETHODCALLTYPE GetBlobSize(REFGUID guidKey, UINT32 *pcbBlobSize);

    HRESULT STDMETHODCALLTYPE GetBlob(REFGUID guidKey, UINT8 *pBuf, UINT32 cbBufSize, UINT32 *pcbBlobSize);

    HRESULT STDMETHODCALLTYPE GetAllocatedBlob(REFGUID guidKey, UINT8 **ppBuf, UINT32 *pcbSize);

    HRESULT STDMETHODCALLTYPE GetUnknown(REFGUID guidKey, REFIID riid, LPVOID *ppv);

    HRESULT STDMETHODCALLTYPE SetItem(REFGUID guidKey, REFPROPVARIANT Value);

    HRESULT STDMETHODCALLTYPE DeleteItem(REFGUID guidKey);

    HRESULT STDMETHODCALLTYPE DeleteAllItems();

    HRESULT STDMETHODCALLTYPE SetUINT32(REFGUID guidKey, UINT32 unValue);

    HRESULT STDMETHODCALLTYPE SetUINT64(REFGUID guidKey, UINT64 unValue);

    HRESULT STDMETHODCALLTYPE SetDouble(REFGUID guidKey, double fValue);

    HRESULT STDMETHODCALLTYPE SetGUID(REFGUID guidKey, REFGUID guidValue);

    HRESULT STDMETHODCALLTYPE SetString(REFGUID guidKey, LPCWSTR wszValue);

    HRESULT STDMETHODCALLTYPE SetBlob(REFGUID guidKey, const UINT8 *pBuf, UINT32 cbBufSize);

    HRESULT STDMETHODCALLTYPE SetUnknown(REFGUID guidKey, IUnknown *pUnknown);

    HRESULT STDMETHODCALLTYPE LockStore();

    HRESULT STDMETHODCALLTYPE UnlockStore();

    HRESULT STDMETHODCALLTYPE GetCount(UINT32 *pcItems);

    HRESULT STDMETHODCALLTYPE GetItemByIndex(UINT32 unIndex, GUID *pguidKey, PROPVARIANT *pValue);

    HRESULT STDMETHODCALLTYPE CopyAllItems(IMFAttributes *pDest);

private:

    volatile LONG m_ref;

    QMutex m_mutex;

};

#endif