include/strmif.h

   1 /*
   2  * Copyright (C) 2002 Lionel Ulmer
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __STRMIF_INCLUDED__
  20 #define __STRMIF_INCLUDED__
  21
  22 #include "windef.h"
  23 #include "wingdi.h"
  24 #include "objbase.h"
  25
  26 /* FilterGraph object / interface */
  27 typedef struct IFilterGraph IFilterGraph;
  28 typedef struct IBaseFilter IBaseFilter;
  29 typedef struct IEnumFilters IEnumFilters;
  30 typedef struct IPin IPin;
  31 typedef struct IEnumPins IEnumPins;
  32 typedef struct IEnumMediaTypes IEnumMediaTypes;
  33 typedef struct IMediaFilter IMediaFilter;
  34 typedef struct IReferenceClock IReferenceClock;
  35 typedef struct IGraphBuilder IGraphBuilder;
  36 typedef struct IMediaSeeking IMediaSeeking;
  37
  38 typedef LONGLONG REFERENCE_TIME;
  39 typedef double REFTIME;
  40
  41 typedef struct  _MediaType {
  42     GUID      majortype;
  43     GUID      subtype;
  44     BOOL      bFixedSizeSamples;
  45     BOOL      bTemporalCompression;
  46     ULONG     lSampleSize;
  47     GUID      formattype;
  48     IUnknown  *pUnk;
  49     ULONG     cbFormat;
  50     /* [size_is] */ BYTE *pbFormat;
  51 } AM_MEDIA_TYPE;
  52
  53 #define MAX_FILTER_NAME  128
  54 typedef struct _FilterInfo {
  55     WCHAR        achName[MAX_FILTER_NAME];
  56     IFilterGraph *pGraph;
  57 } FILTER_INFO;
  58
  59 typedef enum _FilterState {
  60     State_Stopped   = 0,
  61     State_Paused    = 1,
  62     State_Running   = 2
  63 } FILTER_STATE;
  64
  65 typedef enum _PinDirection  {
  66     PINDIR_INPUT  = 0,
  67     PINDIR_OUTPUT = 1
  68 } PIN_DIRECTION;
  69
  70 #define MAX_PIN_NAME 128
  71 typedef struct _PinInfo {
  72     IBaseFilter *pFilter;
  73     PIN_DIRECTION dir;
  74     WCHAR achName[MAX_PIN_NAME];
  75 } PIN_INFO;
  76
  77 typedef DWORD_PTR HSEMAPHORE;
  78 typedef DWORD_PTR HEVENT;
  79
  80 #define INTERFACE IPin
  81 #define IPin_METHODS \
  82     IUnknown_METHODS \
  83     STDMETHOD(Connect)(THIS_  IPin *  pReceivePin, AM_MEDIA_TYPE *  pmt) PURE; \
  84     STDMETHOD(ReceiveConnection)(THIS_  IPin *  pConnector, AM_MEDIA_TYPE *  pmt) PURE; \
  85     STDMETHOD(Disconnect)(THIS) PURE; \
  86     STDMETHOD(ConnectedTo)(THIS_  IPin **  pPin) PURE; \
  87     STDMETHOD(ConnectionMediaType)(THIS_  AM_MEDIA_TYPE *  pmt) PURE; \
  88     STDMETHOD(QueryPinInfo)(THIS_  PIN_INFO *  pInfo) PURE; \
  89     STDMETHOD(QueryDirection)(THIS_  PIN_DIRECTION *  pPinDir) PURE; \
  90     STDMETHOD(QueryId)(THIS_  LPWSTR *  Id) PURE; \
  91     STDMETHOD(QueryAccept)(THIS_  AM_MEDIA_TYPE *  pmt) PURE; \
  92     STDMETHOD(EnumMediaTypes)(THIS_  IEnumMediaTypes **  ppEnum) PURE; \
  93     STDMETHOD(QueryInternalConnections)(THIS_  IPin **  apPin, ULONG *  nPin) PURE; \
  94     STDMETHOD(EndOfStream)(THIS) PURE; \
  95     STDMETHOD(BeginFlush)(THIS) PURE; \
  96     STDMETHOD(EndFlush)(THIS) PURE; \
  97     STDMETHOD(NewSegment)(THIS_  REFERENCE_TIME   tStart, REFERENCE_TIME   tStop, double   dRate) PURE;
  98 ICOM_DEFINE(IPin,IUnknown)
  99 #undef INTERFACE
 100
 101 #ifdef COBJMACROS
 102 /*** IUnknown methods ***/
 103 #define IPin_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 104 #define IPin_AddRef(p)   (p)->lpVtbl->AddRef(p)
 105 #define IPin_Release(p)   (p)->lpVtbl->Release(p)
 106 /*** IPin methods ***/
 107 #define IPin_Connect(p,a,b)   (p)->lpVtbl->Connect(p,a,b)
 108 #define IPin_ReceiveConnection(p,a,b)   (p)->lpVtbl->ReceiveConnection(p,a,b)
 109 #define IPin_Disconnect(p)   (p)->lpVtbl->Disconnect(p)
 110 #define IPin_ConnectedTo(p,a)   (p)->lpVtbl->ConnectedTo(p,a)
 111 #define IPin_ConnectionMediaType(p,a)   (p)->lpVtbl->ConnectionMediaType(p,a)
 112 #define IPin_QueryPinInfo(p,a)   (p)->lpVtbl->QueryPinInfo(p,a)
 113 #define IPin_QueryDirection(p,a)   (p)->lpVtbl->QueryDirection(p,a)
 114 #define IPin_QueryId(p,a)   (p)->lpVtbl->QueryId(p,a)
 115 #define IPin_QueryAccept(p,a)   (p)->lpVtbl->QueryAccept(p,a)
 116 #define IPin_EnumMediaTypes(p,a)   (p)->lpVtbl->EnumMediaTypes(p,a)
 117 #define IPin_QueryInternalConnections(p,a,b)   (p)->lpVtbl->QueryInternalConnections(p,a,b)
 118 #define IPin_EndOfStream(p)   (p)->lpVtbl->EndOfStream(p)
 119 #define IPin_BeginFlush(p)   (p)->lpVtbl->BeginFlush(p)
 120 #define IPin_EndFlush(p)   (p)->lpVtbl->EndFlush(p)
 121 #define IPin_NewSegment(p,a,b,c)   (p)->lpVtbl->NewSegment(p,a,b,c)
 122 #endif
 123
 124 #define INTERFACE IEnumPins
 125 #define IEnumPins_METHODS \
 126     IUnknown_METHODS \
 127     STDMETHOD(Next)(THIS_  ULONG   cPins, IPin **  ppPins, ULONG *  pcFetched) PURE; \
 128     STDMETHOD(Skip)(THIS_  ULONG   cPins) PURE; \
 129     STDMETHOD(Reset)(THIS) PURE; \
 130     STDMETHOD(Clone)(THIS_  IEnumPins **  ppEnum) PURE;
 131 ICOM_DEFINE(IEnumPins,IUnknown)
 132 #undef INTERFACE
 133
 134 #ifdef COBJMACROS
 135 /*** IUnknown methods ***/
 136 #define IEnumPins_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 137 #define IEnumPins_AddRef(p)   (p)->lpVtbl->AddRef(p)
 138 #define IEnumPins_Release(p)   (p)->lpVtbl->Release(p)
 139 /*** IEnumPins methods ***/
 140 #define IEnumPins_Next(p,a,b,c)   (p)->lpVtbl->Next(p,a,b,c)
 141 #define IEnumPins_Skip(p,a)   (p)->lpVtbl->Skip(p,a)
 142 #define IEnumPins_Reset(p)   (p)->lpVtbl->Reset(p)
 143 #define IEnumPins_Clone(p,a)   (p)->lpVtbl->Clone(p,a)
 144 #endif
 145
 146 #define INTERFACE IMediaFilter
 147 #define IMediaFilter_METHODS \
 148     IPersist_METHODS \
 149     STDMETHOD(Stop)(THIS) PURE; \
 150     STDMETHOD(Pause)(THIS) PURE; \
 151     STDMETHOD(Run)(THIS_  REFERENCE_TIME  tStart) PURE; \
 152     STDMETHOD(GetState)(THIS_  DWORD   dwMilliSecsTimeout, FILTER_STATE *  State) PURE; \
 153     STDMETHOD(SetSyncSource)(THIS_  IReferenceClock *  pClock) PURE; \
 154     STDMETHOD(GetSyncSource)(THIS_  IReferenceClock **  pClock) PURE;
 155 ICOM_DEFINE(IMediaFilter,IPersist)
 156 #undef INTERFACE
 157
 158 #ifdef COBJMACROS
 159 /*** IUnknown methods ***/
 160 #define IMediaFilter_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 161 #define IMediaFilter_AddRef(p)   (p)->lpVtbl->AddRef(p)
 162 #define IMediaFilter_Release(p)   (p)->lpVtbl->Release(p)
 163 /*** IPersist methods ***/
 164 #define IMediaFilter_GetClassID(p,a)   (p)->lpVtbl->GetClassID(p,a)
 165 /*** IMediaFilter methods ***/
 166 #define IMediaFilter_Stop(p)   (p)->lpVtbl->Stop(p)
 167 #define IMediaFilter_Pause(p)   (p)->lpVtbl->Pause(p)
 168 #define IMediaFilter_Run(p,a)   (p)->lpVtbl->Run(p,a)
 169 #define IMediaFilter_GetState(p,a,b)   (p)->lpVtbl->GetState(p,a,b)
 170 #define IMediaFilter_SetSyncSource(p,a)   (p)->lpVtbl->SetSyncSource(p,a)
 171 #define IMediaFilter_GetSyncSource(p,a)   (p)->lpVtbl->GetSyncSource(p,a)
 172 #endif
 173
 174 #define INTERFACE IBaseFilter
 175 #define IBaseFilter_METHODS \
 176     IMediaFilter_METHODS \
 177     STDMETHOD(EnumPins)(THIS_  IEnumPins **  ppEnum) PURE; \
 178     STDMETHOD(FindPin)(THIS_  LPCWSTR   Id, IPin **  ppPin) PURE; \
 179     STDMETHOD(QueryFilterInfo)(THIS_  FILTER_INFO *  pInfo) PURE; \
 180     STDMETHOD(JoinFilterGraph)(THIS_  IFilterGraph *  pGraph, LPCWSTR   pName) PURE; \
 181     STDMETHOD(QueryVendorInfo)(THIS_  LPWSTR *  pVendorInfo) PURE;
 182 ICOM_DEFINE(IBaseFilter,IMediaFilter)
 183 #undef INTERFACE
 184
 185 #ifdef COBJMACROS
 186 /*** IUnknown methods ***/
 187 #define IBaseFilter_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 188 #define IBaseFilter_AddRef(p)   (p)->lpVtbl->AddRef(p)
 189 #define IBaseFilter_Release(p)   (p)->lpVtbl->Release(p)
 190 /*** IPersist methods ***/
 191 #define IBaseFilter_GetClassID(p,a)   (p)->lpVtbl->GetClassID(p,a)
 192 /*** IMediaFilter methods ***/
 193 #define IBaseFilter_Stop(p)   (p)->lpVtbl->Stop(p)
 194 #define IBaseFilter_Pause(p)   (p)->lpVtbl->Pause(p)
 195 #define IBaseFilter_Run(p,a)   (p)->lpVtbl->Run(p,a)
 196 #define IBaseFilter_GetState(p,a,b)   (p)->lpVtbl->GetState(p,a,b)
 197 #define IBaseFilter_SetSyncSource(p,a)   (p)->lpVtbl->SetSyncSource(p,a)
 198 #define IBaseFilter_GetSyncSource(p,a)   (p)->lpVtbl->GetSyncSource(p,a)
 199 /*** IBaseFilter methods ***/
 200 #define IBaseFilter_EnumPins(p,a)   (p)->lpVtbl->EnumPins(p,a)
 201 #define IBaseFilter_FindPin(p,a,b)   (p)->lpVtbl->FindPin(p,a,b)
 202 #define IBaseFilter_QueryFilterInfo(p,a)   (p)->lpVtbl->QueryFilterInfo(p,a)
 203 #define IBaseFilter_JoinFilterGraph(p,a,b)   (p)->lpVtbl->JoinFilterGraph(p,a,b)
 204 #define IBaseFilter_QueryVendorInfo(p,a)   (p)->lpVtbl->QueryVendorInfo(p,a)
 205 #endif
 206
 207 #define INTERFACE IFilterGraph
 208 #define IFilterGraph_METHODS \
 209     IUnknown_METHODS \
 210     STDMETHOD(AddFilter)(THIS_  IBaseFilter *  pFilter, LPCWSTR  pName) PURE; \
 211     STDMETHOD(RemoveFilter)(THIS_  IBaseFilter *  pFilter) PURE; \
 212     STDMETHOD(EnumFilter)(THIS_  IEnumFilters **  ppEnum) PURE; \
 213     STDMETHOD(FindFilterByName)(THIS_  LPCWSTR  pName, IBaseFilter **  ppFilter) PURE; \
 214     STDMETHOD(ConnectDirect)(THIS_  IPin *  ppinIn, IPin *  ppinOut, const AM_MEDIA_TYPE *  pmt) PURE; \
 215     STDMETHOD(Reconnect)(THIS_  IPin *  ppin) PURE; \
 216     STDMETHOD(Disconnect)(THIS_  IPin *  ppin) PURE; \
 217     STDMETHOD(SetDefaultSyncSource)(THIS) PURE;
 218 ICOM_DEFINE(IFilterGraph,IUnknown)
 219 #undef INTERFACE
 220
 221 #ifdef COBJMACROS
 222 /*** IUnknown methods ***/
 223 #define IFilterGraph_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 224 #define IFilterGraph_AddRef(p)   (p)->lpVtbl->AddRef(p)
 225 #define IFilterGraph_Release(p)   (p)->lpVtbl->Release(p)
 226 /*** IFilterGraph methods ***/
 227 #define IFilterGraph_AddFilter(p,a,b)   (p)->lpVtbl->AddFilter(p,a,b)
 228 #define IFilterGraph_RemoveFilter(p,a)   (p)->lpVtbl->RemoveFilter(p,a)
 229 #define IFilterGraph_EnumFilter(p,a)   (p)->lpVtbl->EnumFilter(p,a)
 230 #define IFilterGraph_FindFilterByName(p,a,b)   (p)->lpVtbl->FindFilterByName(p,a,b)
 231 #define IFilterGraph_ConnectDirect(p,a,b,c)   (p)->lpVtbl->ConnectDirect(p,a,b,c)
 232 #define IFilterGraph_Reconnect(p,a)   (p)->lpVtbl->Reconnect(p,a)
 233 #define IFilterGraph_Disconnect(p,a)   (p)->lpVtbl->Disconnect(p,a)
 234 #define IFilterGraph_SetDefaultSyncSource(p)   (p)->lpVtbl->SetDefaultSyncSource(p)
 235 #endif
 236
 237 #define INTERFACE IEnumFilters
 238 #define IEnumFilters_METHODS \
 239     IUnknown_METHODS \
 240     STDMETHOD(Next)(THIS_  ULONG   cFilters, IBaseFilter **  ppFilter, ULONG *  pcFetched) PURE; \
 241     STDMETHOD(Skip)(THIS_  ULONG   cFilters) PURE; \
 242     STDMETHOD(Reset)(THIS) PURE; \
 243     STDMETHOD(Clone)(THIS_  IEnumFilters **  ppEnum) PURE;
 244 ICOM_DEFINE(IEnumFilters,IUnknown)
 245 #undef INTERFACE
 246
 247 #ifdef COBJMACROS
 248 /*** IUnknown methods ***/
 249 #define IEnumFilters_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 250 #define IEnumFilters_AddRef(p)   (p)->lpVtbl->AddRef(p)
 251 #define IEnumFilters_Release(p)   (p)->lpVtbl->Release(p)
 252 /*** IEnumFilters methods ***/
 253 #define IEnumFilters_Next(p,a,b,c)   (p)->lpVtbl->Next(p,a,b,c)
 254 #define IEnumFilters_Skip(p,a)   (p)->lpVtbl->Skip(p,a)
 255 #define IEnumFilters_Reset(p)   (p)->lpVtbl->Reset(p)
 256 #define IEnumFilters_Clone(p,a)   (p)->lpVtbl->Clone(p,a)
 257 #endif
 258
 259 #define INTERFACE IEnumMediaTypes
 260 #define IEnumMediaTypes_METHODS \
 261     IUnknown_METHODS \
 262     STDMETHOD(Next)(THIS_  ULONG   cMediaTypes, AM_MEDIA_TYPE **  ppMediaTypes, ULONG *  pcFetched) PURE; \
 263     STDMETHOD(Skip)(THIS_  ULONG   cMediaTypes) PURE; \
 264     STDMETHOD(Reset)(THIS) PURE; \
 265     STDMETHOD(Clone)(THIS_  IEnumMediaTypes **  ppEnum) PURE;
 266 ICOM_DEFINE(IEnumMediaTypes,IUnknown)
 267 #undef INTERFACE
 268
 269 #ifdef COBJMACROS
 270 /*** IUnknown methods ***/
 271 #define IEnumMediaTypes_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 272 #define IEnumMediaTypes_AddRef(p)   (p)->lpVtbl->AddRef(p)
 273 #define IEnumMediaTypes_Release(p)   (p)->lpVtbl->Release(p)
 274 /*** IEnumMediaTypes methods ***/
 275 #define IEnumMediaTypes_Next(p,a,b,c)   (p)->lpVtbl->Next(p,a,b,c)
 276 #define IEnumMediaTypes_Skip(p,a)   (p)->lpVtbl->Skip(p,a)
 277 #define IEnumMediaTypes_Reset(p)   (p)->lpVtbl->Reset(p)
 278 #define IEnumMediaTypes_Clone(p,a)   (p)->lpVtbl->Clone(p,a)
 279 #endif
 280
 281 #define INTERFACE IReferenceClock
 282 #define IReferenceClock_METHODS \
 283     IUnknown_METHODS \
 284     STDMETHOD(GetTime)(THIS_  REFERENCE_TIME *  pTime) PURE; \
 285     STDMETHOD(AdviseTime)(THIS_  REFERENCE_TIME   baseTime, REFERENCE_TIME   streamTime, HEVENT   hEvent, DWORD_PTR *  pdwAdviseCookie) PURE; \
 286     STDMETHOD(AdvisePeriodic)(THIS_  REFERENCE_TIME   startTime, REFERENCE_TIME   periodTime, HSEMAPHORE   hSemaphore, DWORD_PTR *  pdwAdviseCookie) PURE; \
 287     STDMETHOD(Unadvise)(THIS_  DWORD_PTR   dwAdviseCookie) PURE;
 288 ICOM_DEFINE(IReferenceClock,IUnknown)
 289 #undef INTERFACE
 290
 291 #ifdef COBJMACROS
 292 /*** IUnknown methods ***/
 293 #define IReferenceClock_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 294 #define IReferenceClock_AddRef(p)   (p)->lpVtbl->AddRef(p)
 295 #define IReferenceClock_Release(p)   (p)->lpVtbl->Release(p)
 296 /*** IReferenceClock methods ***/
 297 #define IReferenceClock_GetTime(p,a)   (p)->lpVtbl->GetTime(p,a)
 298 #define IReferenceClock_AdviseTime(p,a,b,c,d)   (p)->lpVtbl->AdviseTime(p,a,b,c,d)
 299 #define IReferenceClock_AdvisePeriodic(p,a,b,c,d)   (p)->lpVtbl->AdvisePeriodic(p,a,b,c,d)
 300 #define IReferenceClock_Unadvise(p,a)   (p)->lpVtbl->Unadvise(p,a)
 301 #endif
 302
 303 #define INTERFACE IGraphBuilder
 304 #define IGraphBuilder_METHODS \
 305     IFilterGraph_METHODS \
 306     STDMETHOD(Connect)(THIS_  IPin *  ppinOut, IPin *  ppinIn) PURE; \
 307     STDMETHOD(Render)(THIS_  IPin *  ppinOut) PURE; \
 308     STDMETHOD(RenderFile)(THIS_  LPCWSTR   lpcwstrFile, LPCWSTR   lpcwstrPlayList) PURE; \
 309     STDMETHOD(AddSourceFilter)(THIS_  LPCWSTR   lpcwstrFileName, LPCWSTR   lpcwstrFilterName, IBaseFilter **  ppFilter) PURE; \
 310     STDMETHOD(SetLogFile)(THIS_  DWORD_PTR   hFile) PURE; \
 311     STDMETHOD(Abort)(THIS) PURE; \
 312     STDMETHOD(ShouldOperationContinue)(THIS) PURE;
 313 ICOM_DEFINE(IGraphBuilder,IFilterGraph)
 314 #undef INTERFACE
 315
 316 #ifdef COBJMACROS
 317 /*** IUnknown methods ***/
 318 #define IGraphBuilder_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 319 #define IGraphBuilder_AddRef(p)   (p)->lpVtbl->AddRef(p)
 320 #define IGraphBuilder_Release(p)   (p)->lpVtbl->Release(p)
 321 /*** IFilterGraph methods ***/
 322 #define IGraphBuilder_AddFilter(p,a,b)   (p)->lpVtbl->AddFilter(p,a,b)
 323 #define IGraphBuilder_RemoveFilter(p,a)   (p)->lpVtbl->RemoveFilter(p,a)
 324 #define IGraphBuilder_EnumFilter(p,a)   (p)->lpVtbl->EnumFilter(p,a)
 325 #define IGraphBuilder_FindFilterByName(p,a,b)   (p)->lpVtbl->FindFilterByName(p,a,b)
 326 #define IGraphBuilder_ConnectDirect(p,a,b,c)   (p)->lpVtbl->ConnectDirect(p,a,b,c)
 327 #define IGraphBuilder_Reconnect(p,a)   (p)->lpVtbl->Reconnect(p,a)
 328 #define IGraphBuilder_Disconnect(p,a)   (p)->lpVtbl->Disconnect(p,a)
 329 #define IGraphBuilder_SetDefaultSyncSource(p)   (p)->lpVtbl->SetDefaultSyncSource(p)
 330 /*** IGraphBuilder methods ***/
 331 #define IGraphBuilder_Connect(p,a,b)   (p)->lpVtbl->Connect(p,a,b)
 332 #define IGraphBuilder_Render(p,a)   (p)->lpVtbl->Render(p,a)
 333 #define IGraphBuilder_RenderFile(p,a,b)   (p)->lpVtbl->RenderFile(p,a,b)
 334 #define IGraphBuilder_AddSourceFilter(p,a,b,c)   (p)->lpVtbl->AddSourceFilter(p,a,b,c)
 335 #define IGraphBuilder_SetLogFile(p,a)   (p)->lpVtbl->SetLogFile(p,a)
 336 #define IGraphBuilder_Abort(p)   (p)->lpVtbl->Abort(p)
 337 #define IGraphBuilder_ShouldOperationContinue(p)   (p)->lpVtbl->ShouldOperationContinue(p)
 338 #endif
 339
 340 #define INTERFACE IMediaSeeking
 341 #define IMediaSeeking_METHODS \
 342     IUnknown_METHODS \
 343     STDMETHOD(GetCapabilities)(THIS_  DWORD *  pCapabilities) PURE; \
 344     STDMETHOD(CheckCapabilities)(THIS_  DWORD *  pCapabilities) PURE; \
 345     STDMETHOD(IsFormatSupported)(THIS_  GUID *  pFormat) PURE; \
 346     STDMETHOD(QueryPreferredFormat)(THIS_  GUID *  pFormat) PURE; \
 347     STDMETHOD(GetTimeFormat)(THIS_  GUID *  pFormat) PURE; \
 348     STDMETHOD(IsUsingTimeFormat)(THIS_  GUID *  pFormat) PURE; \
 349     STDMETHOD(SetTimeFormat)(THIS_  GUID *  pFormat) PURE; \
 350     STDMETHOD(GetDuration)(THIS_  LONGLONG *  pDuration) PURE; \
 351     STDMETHOD(GetStopPosition)(THIS_  LONGLONG *  pStop) PURE; \
 352     STDMETHOD(GetCurrentPosition)(THIS_  LONGLONG *  pCurrent) PURE; \
 353     STDMETHOD(ConvertTimeFormat)(THIS_  LONGLONG *  pTarget, GUID *  pTargetFormat, LONGLONG   Source, GUID *  pSourceFormat) PURE; \
 354     STDMETHOD(SetPositions)(THIS_  LONGLONG *  pCurrent, DWORD   dwCurrentFlags, LONGLONG *  pStop, DWORD   dwStopFlags) PURE; \
 355     STDMETHOD(GetPositions)(THIS_  LONGLONG *  pCurrent, LONGLONG *  pStop) PURE; \
 356     STDMETHOD(GetAvailable)(THIS_  LONGLONG *  pEarliest, LONGLONG *  pLatest) PURE; \
 357     STDMETHOD(SetRate)(THIS_  double   dRate) PURE; \
 358     STDMETHOD(GetRate)(THIS_  double *  pdRate) PURE; \
 359     STDMETHOD(GetPreroll)(THIS_  LONGLONG *  pllPreroll) PURE;
 360 ICOM_DEFINE(IMediaSeeking,IUnknown)
 361 #undef INTERFACE
 362
 363 #ifdef COBJMACROS
 364 /*** IUnknown methods ***/
 365 #define IMediaSeeking_QueryInterface(p,a,b)   (p)->lpVtbl->QueryInterface(p,a,b)
 366 #define IMediaSeeking_AddRef(p)   (p)->lpVtbl->AddRef(p)
 367 #define IMediaSeeking_Release(p)   (p)->lpVtbl->Release(p)
 368 /*** IMediaSeeking methods ***/
 369 #define IMediaSeeking_GetCapabilities(p,a)   (p)->lpVtbl->GetCapabilities(p,a)
 370 #define IMediaSeeking_CheckCapabilities(p,a)   (p)->lpVtbl->CheckCapabilities(p,a)
 371 #define IMediaSeeking_IsFormatSupported(p,a)   (p)->lpVtbl->IsFormatSupported(p,a)
 372 #define IMediaSeeking_QueryPreferredFormat(p,a)   (p)->lpVtbl->QueryPreferredFormat(p,a)
 373 #define IMediaSeeking_GetTimeFormat(p,a)   (p)->lpVtbl->GetTimeFormat(p,a)
 374 #define IMediaSeeking_IsUsingTimeFormat(p,a)   (p)->lpVtbl->IsUsingTimeFormat(p,a)
 375 #define IMediaSeeking_SetTimeFormat(p,a)   (p)->lpVtbl->SetTimeFormat(p,a)
 376 #define IMediaSeeking_GetDuration(p,a)   (p)->lpVtbl->GetDuration(p,a)
 377 #define IMediaSeeking_GetStopPosition(p,a)   (p)->lpVtbl->GetStopPosition(p,a)
 378 #define IMediaSeeking_GetCurrentPosition(p,a)   (p)->lpVtbl->GetCurrentPosition(p,a)
 379 #define IMediaSeeking_ConvertTimeFormat(p,a,b,c,d)   (p)->lpVtbl->ConvertTimeFormat(p,a,b,c,d)
 380 #define IMediaSeeking_SetPositions(p,a,b,c,d)   (p)->lpVtbl->SetPositions(p,a,b,c,d)
 381 #define IMediaSeeking_GetPositions(p,a,b)   (p)->lpVtbl->GetPositions(p,a,b)
 382 #define IMediaSeeking_GetAvailable(p,a,b)   (p)->lpVtbl->GetAvailable(p,a,b)
 383 #define IMediaSeeking_SetRate(p,a)   (p)->lpVtbl->SetRate(p,a)
 384 #define IMediaSeeking_GetRate(p,a)   (p)->lpVtbl->GetRate(p,a)
 385 #define IMediaSeeking_GetPreroll(p,a)   (p)->lpVtbl->GetPreroll(p,a)
 386 #endif
 387
 388 #endif /* __STRMIF_INCLUDED__ */