DS_Filter.h

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#ifndef DS_FILTER_H
#define DS_FILTER_H

#include "inputpin.h"
#include "outputpin.h"

#if defined(__cplusplus)
extern "C" {
#endif

typedef struct _DS_Filter DS_Filter;
struct _DS_Filter
{
    int m_iHandle;
    IBaseFilter* m_pFilter;
    IPin* m_pInputPin;
    IPin* m_pOutputPin;

    CBaseFilter* m_pSrcFilter;
    CBaseFilter2* m_pParentFilter;
    IPin* m_pOurInput;
    COutputPin* m_pOurOutput;

    AM_MEDIA_TYPE *m_pOurType, *m_pDestType;
    IMemAllocator* m_pAll;
    IMemInputPin* m_pImp;

    void ( *Start )(DS_Filter*);
    void ( *Stop )(DS_Filter*);
};

DS_Filter* DS_FilterCreate(const char* dllname, const GUID* id,
                           AM_MEDIA_TYPE* in_fmt, AM_MEDIA_TYPE* out_fmt);
void DS_Filter_Destroy(DS_Filter* This);

#if defined(__cplusplus)
}
#endif

#endif /* DS_FILTER_H */