git.oblomov.eu Git - wine/blob - dlls/quartz/xform.h

   1 /*
   2  * Implements IBaseFilter for transform filters. (internal)
   3  *
   4  * hidenori@a2.ctktv.ne.jp
   5  */
   6
   7 #ifndef WINE_DSHOW_XFORM_H
   8 #define WINE_DSHOW_XFORM_H
   9
  10 #include "iunk.h"
  11 #include "basefilt.h"
  12 #include "seekpass.h"
  13
  14
  15 typedef struct CTransformBaseImpl CTransformBaseImpl;
  16 typedef struct CTransformBaseInPinImpl CTransformBaseInPinImpl;
  17 typedef struct CTransformBaseOutPinImpl CTransformBaseOutPinImpl;
  18 typedef struct TransformBaseHandlers    TransformBaseHandlers;
  19
  20 struct CTransformBaseImpl
  21 {
  22         QUARTZ_IUnkImpl unk;
  23         CBaseFilterImpl basefilter;
  24
  25         CTransformBaseInPinImpl*        pInPin;
  26         CTransformBaseOutPinImpl*       pOutPin;
  27         CSeekingPassThru*       pSeekPass;
  28
  29         CRITICAL_SECTION        csReceive;
  30         IMemAllocator*  m_pOutPinAllocator;
  31         BOOL    m_bPreCopy; /* sample must be copied */
  32         BOOL    m_bReuseSample; /* sample must be reused */
  33         BOOL    m_bInFlush;
  34         IMediaSample*   m_pSample;
  35
  36         BOOL    m_bFiltering;
  37         const TransformBaseHandlers*    m_pHandler;
  38         void*   m_pUserData;
  39 };
  40
  41 struct CTransformBaseInPinImpl
  42 {
  43         QUARTZ_IUnkImpl unk;
  44         CPinBaseImpl    pin;
  45         CMemInputPinBaseImpl    meminput;
  46
  47         CTransformBaseImpl*     pFilter;
  48 };
  49
  50 struct CTransformBaseOutPinImpl
  51 {
  52         QUARTZ_IUnkImpl unk;
  53         CPinBaseImpl    pin;
  54         CQualityControlPassThruImpl     qcontrol;
  55         QUARTZ_IFDelegation     qiext;
  56
  57         CTransformBaseImpl*     pFilter;
  58 };
  59
  60 struct TransformBaseHandlers
  61 {
  62         /* all methods must be implemented */
  63
  64         HRESULT (*pInit)( CTransformBaseImpl* pImpl );
  65         HRESULT (*pCleanup)( CTransformBaseImpl* pImpl );
  66
  67         /* pmtOut may be NULL */
  68         HRESULT (*pCheckMediaType)( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut );
  69         /* get output types */
  70         HRESULT (*pGetOutputTypes)( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE** ppmtAcceptTypes, ULONG* pcAcceptTypes );
  71         /* get allocator properties */
  72         HRESULT (*pGetAllocProp)( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut, ALLOCATOR_PROPERTIES* pProp, BOOL* pbTransInPlace, BOOL* pbTryToReuseSample );
  73
  74         /* prepare the filter */
  75         HRESULT (*pBeginTransform)( CTransformBaseImpl* pImpl, const AM_MEDIA_TYPE* pmtIn, const AM_MEDIA_TYPE* pmtOut, BOOL bReuseSample );
  76         /* process a sample */
  77         HRESULT (*pTransform)( CTransformBaseImpl* pImpl, IMediaSample* pSampIn, IMediaSample* pSampOut );
  78         /* unprepare the filter */
  79         HRESULT (*pEndTransform)( CTransformBaseImpl* pImpl );
  80 };
  81
  82 #define CTransformBaseImpl_THIS(iface,member)   CTransformBaseImpl*     This = ((CTransformBaseImpl*)(((char*)iface)-offsetof(CTransformBaseImpl,member)))
  83 #define CTransformBaseInPinImpl_THIS(iface,member)      CTransformBaseInPinImpl*        This = ((CTransformBaseInPinImpl*)(((char*)iface)-offsetof(CTransformBaseInPinImpl,member)))
  84 #define CTransformBaseOutPinImpl_THIS(iface,member)     CTransformBaseOutPinImpl*       This = ((CTransformBaseOutPinImpl*)(((char*)iface)-offsetof(CTransformBaseOutPinImpl,member)))
  85
  86
  87 HRESULT QUARTZ_CreateTransformBase(
  88         IUnknown* punkOuter,void** ppobj,
  89         const CLSID* pclsidTransformBase,
  90         LPCWSTR pwszTransformBaseName,
  91         LPCWSTR pwszInPinName,
  92         LPCWSTR pwszOutPinName,
  93         const TransformBaseHandlers* pHandler );
  94 HRESULT QUARTZ_CreateTransformBaseInPin(
  95         CTransformBaseImpl* pFilter,
  96         CRITICAL_SECTION* pcsPin,
  97         CRITICAL_SECTION* pcsPinReceive,
  98         CTransformBaseInPinImpl** ppPin,
  99         LPCWSTR pwszPinName );
 100 HRESULT QUARTZ_CreateTransformBaseOutPin(
 101         CTransformBaseImpl* pFilter,
 102         CRITICAL_SECTION* pcsPin,
 103         CTransformBaseOutPinImpl** ppPin,
 104         LPCWSTR pwszPinName );
 105
 106
 107 HRESULT QUARTZ_CreateAVIDec(IUnknown* punkOuter,void** ppobj);
 108 HRESULT QUARTZ_CreateColour(IUnknown* punkOuter,void** ppobj);
 109
 110 #endif  /* WINE_DSHOW_XFORM_H */