dlls/quartz/seekpass.h

   1 #ifndef WINE_DSHOW_SEEKPASS_H
   2 #define WINE_DSHOW_SEEKPASS_H
   3
   4 /*
   5                 implements CLSID_SeekingPassThru.
   6
   7         - At least, the following interfaces should be implemented:
   8
   9         IUnknown
  10                 + ISeekingPassThru
  11
  12 */
  13
  14 #include "iunk.h"
  15
  16
  17 /****************************************************************************/
  18
  19 typedef struct CPassThruImpl
  20 {
  21         struct { ICOM_VFIELD(IMediaPosition); } mpos;
  22         struct { ICOM_VFIELD(IMediaSeeking); } mseek;
  23
  24         IUnknown* punk;
  25         IPin* pPin;
  26 } CPassThruImpl;
  27
  28 #define CPassThruImpl_THIS(iface,member)                CPassThruImpl*  This = ((CPassThruImpl*)(((char*)iface)-offsetof(CPassThruImpl,member)))
  29
  30 HRESULT CPassThruImpl_InitIMediaPosition( CPassThruImpl* pImpl );
  31 void CPassThruImpl_UninitIMediaPosition( CPassThruImpl* pImpl );
  32 HRESULT CPassThruImpl_InitIMediaSeeking( CPassThruImpl* pImpl );
  33 void CPassThruImpl_UninitIMediaSeeking( CPassThruImpl* pImpl );
  34
  35 HRESULT CPassThruImpl_QueryPosPass(
  36         CPassThruImpl* pImpl, IMediaPosition** ppPosition );
  37 HRESULT CPassThruImpl_QuerySeekPass(
  38         CPassThruImpl* pImpl, IMediaSeeking** ppSeeking );
  39
  40 /****************************************************************************/
  41
  42 typedef struct QUARTZ_ISeekingPassThruImpl
  43 {
  44         ICOM_VFIELD(ISeekingPassThru);
  45 } QUARTZ_ISeekingPassThruImpl;
  46
  47 typedef struct CSeekingPassThru
  48 {
  49         QUARTZ_IUnkImpl unk;
  50         QUARTZ_ISeekingPassThruImpl     seekpass;
  51
  52         /* ISeekingPassThru fields. */
  53         CRITICAL_SECTION        cs;
  54         CPassThruImpl   passthru;
  55 } CSeekingPassThru;
  56
  57 #define CSeekingPassThru_THIS(iface,member)             CSeekingPassThru*       This = ((CSeekingPassThru*)(((char*)iface)-offsetof(CSeekingPassThru,member)))
  58
  59 HRESULT QUARTZ_CreateSeekingPassThru(IUnknown* punkOuter,void** ppobj);
  60 HRESULT QUARTZ_CreateSeekingPassThruInternal(IUnknown* punkOuter,CSeekingPassThru** ppobj,BOOL bRendering,IPin* pPin);
  61
  62
  63 #endif  /* WINE_DSHOW_SEEKPASS_H */