dlls/amstream/mediastreamfilter.c

   1 /*
   2  * Implementation of MediaStream Filter
   3  *
   4  * Copyright 2008, 2012 Christian Costa
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "wine/debug.h"
  22
  23 #define COBJMACROS
  24
  25 #include "winbase.h"
  26 #include "wingdi.h"
  27 #include "dshow.h"
  28
  29 #include "wine/strmbase.h"
  30
  31 #include "amstream_private.h"
  32 #include "amstream.h"
  33
  34 #include "ddstream.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(amstream);
  37
  38 typedef struct MediaStreamFilter_InputPin
  39 {
  40     BaseInputPin pin;
  41 } MediaStreamFilter_InputPin;
  42
  43 static const IPinVtbl MediaStreamFilter_InputPin_Vtbl =
  44 {
  45     BaseInputPinImpl_QueryInterface,
  46     BasePinImpl_AddRef,
  47     BaseInputPinImpl_Release,
  48     BaseInputPinImpl_Connect,
  49     BaseInputPinImpl_ReceiveConnection,
  50     BasePinImpl_Disconnect,
  51     BasePinImpl_ConnectedTo,
  52     BasePinImpl_ConnectionMediaType,
  53     BasePinImpl_QueryPinInfo,
  54     BasePinImpl_QueryDirection,
  55     BasePinImpl_QueryId,
  56     BasePinImpl_QueryAccept,
  57     BasePinImpl_EnumMediaTypes,
  58     BasePinImpl_QueryInternalConnections,
  59     BaseInputPinImpl_EndOfStream,
  60     BaseInputPinImpl_BeginFlush,
  61     BaseInputPinImpl_EndFlush,
  62     BasePinImpl_NewSegment
  63 };
  64
  65 typedef struct {
  66     BaseFilter filter;
  67     ULONG nb_streams;
  68     IMediaStream** streams;
  69     IPin** pins;
  70 } IMediaStreamFilterImpl;
  71
  72 static inline IMediaStreamFilterImpl *impl_from_IMediaStreamFilter(IMediaStreamFilter *iface)
  73 {
  74     return CONTAINING_RECORD(iface, IMediaStreamFilterImpl, filter);
  75 }
  76
  77 static HRESULT WINAPI BasePinImpl_CheckMediaType(BasePin *This, const AM_MEDIA_TYPE *pmt)
  78 {
  79     return S_FALSE;
  80 }
  81
  82 static LONG WINAPI BasePinImp_GetMediaTypeVersion(BasePin *This)
  83 {
  84     return 0;
  85 }
  86
  87 static HRESULT WINAPI BasePinImp_GetMediaType(BasePin *This, int iPosition, AM_MEDIA_TYPE *amt)
  88 {
  89     return S_FALSE;
  90 }
  91
  92 static const  BasePinFuncTable input_BaseFuncTable = {
  93     BasePinImpl_CheckMediaType,
  94     NULL,
  95     BasePinImp_GetMediaTypeVersion,
  96     BasePinImp_GetMediaType
  97 };
  98
  99 static const BaseInputPinFuncTable input_BaseInputFuncTable = {
 100     NULL
 101 };
 102
 103 /*** IUnknown methods ***/
 104
 105 static HRESULT WINAPI MediaStreamFilterImpl_QueryInterface(IMediaStreamFilter *iface, REFIID riid,
 106         void **ppv)
 107 {
 108     IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
 109
 110     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 111
 112     *ppv = NULL;
 113
 114     if (IsEqualIID(riid, &IID_IUnknown))
 115         *ppv = This;
 116     else if (IsEqualIID(riid, &IID_IPersist))
 117         *ppv = This;
 118     else if (IsEqualIID(riid, &IID_IMediaFilter))
 119         *ppv = This;
 120     else if (IsEqualIID(riid, &IID_IBaseFilter))
 121         *ppv = This;
 122     else if (IsEqualIID(riid, &IID_IMediaStreamFilter))
 123         *ppv = This;
 124
 125     if (*ppv)
 126     {
 127         IUnknown_AddRef((IUnknown *)(*ppv));
 128         return S_OK;
 129     }
 130
 131     return E_NOINTERFACE;
 132 }
 133
 134 static ULONG WINAPI MediaStreamFilterImpl_AddRef(IMediaStreamFilter *iface)
 135 {
 136     return BaseFilterImpl_AddRef((IBaseFilter*)iface);
 137 }
 138
 139 static ULONG WINAPI MediaStreamFilterImpl_Release(IMediaStreamFilter *iface)
 140 {
 141     IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
 142     ULONG refCount = BaseFilterImpl_Release((IBaseFilter*)iface);
 143
 144     TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
 145
 146     if (!refCount)
 147     {
 148         int i;
 149         for (i = 0; i < This->nb_streams; i++)
 150         {
 151             IMediaStream_Release(This->streams[i]);
 152             IPin_Release(This->pins[i]);
 153         }
 154         HeapFree(GetProcessHeap(), 0, This);
 155     }
 156
 157     return refCount;
 158 }
 159
 160 /*** IPersist methods ***/
 161
 162 static HRESULT WINAPI MediaStreamFilterImpl_GetClassID(IMediaStreamFilter * iface, CLSID * pClsid)
 163 {
 164     return BaseFilterImpl_GetClassID((IBaseFilter*)iface, pClsid);
 165 }
 166
 167 /*** IBaseFilter methods ***/
 168
 169 static HRESULT WINAPI MediaStreamFilterImpl_Stop(IMediaStreamFilter * iface)
 170 {
 171     FIXME("(%p)->(): Stub!\n", iface);
 172
 173     return E_NOTIMPL;
 174 }
 175
 176 static HRESULT WINAPI MediaStreamFilterImpl_Pause(IMediaStreamFilter * iface)
 177 {
 178     FIXME("(%p)->(): Stub!\n", iface);
 179
 180     return E_NOTIMPL;
 181 }
 182
 183 static HRESULT WINAPI MediaStreamFilterImpl_Run(IMediaStreamFilter * iface, REFERENCE_TIME tStart)
 184 {
 185     FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(tStart));
 186
 187     return E_NOTIMPL;
 188 }
 189
 190 static HRESULT WINAPI MediaStreamFilterImpl_GetState(IMediaStreamFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
 191 {
 192     return BaseFilterImpl_GetState((IBaseFilter*)iface, dwMilliSecsTimeout, pState);
 193 }
 194
 195 static HRESULT WINAPI MediaStreamFilterImpl_SetSyncSource(IMediaStreamFilter * iface, IReferenceClock *pClock)
 196 {
 197     return BaseFilterImpl_SetSyncSource((IBaseFilter*)iface, pClock);
 198 }
 199
 200 static HRESULT WINAPI MediaStreamFilterImpl_GetSyncSource(IMediaStreamFilter * iface, IReferenceClock **ppClock)
 201 {
 202     return BaseFilterImpl_GetSyncSource((IBaseFilter*)iface, ppClock);
 203 }
 204
 205 static HRESULT WINAPI MediaStreamFilterImpl_EnumPins(IMediaStreamFilter * iface, IEnumPins **ppEnum)
 206 {
 207     return BaseFilterImpl_EnumPins((IBaseFilter*)iface, ppEnum);
 208 }
 209
 210 static HRESULT WINAPI MediaStreamFilterImpl_FindPin(IMediaStreamFilter * iface, LPCWSTR Id, IPin **ppPin)
 211 {
 212     FIXME("(%p)->(%s,%p): Stub!\n", iface, debugstr_w(Id), ppPin);
 213
 214     return E_NOTIMPL;
 215 }
 216
 217 static HRESULT WINAPI MediaStreamFilterImpl_QueryFilterInfo(IMediaStreamFilter * iface, FILTER_INFO *pInfo)
 218 {
 219     return BaseFilterImpl_QueryFilterInfo((IBaseFilter*)iface, pInfo);
 220 }
 221
 222 static HRESULT WINAPI MediaStreamFilterImpl_JoinFilterGraph(IMediaStreamFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
 223 {
 224     return BaseFilterImpl_JoinFilterGraph((IBaseFilter*)iface, pGraph, pName);
 225 }
 226
 227 static HRESULT WINAPI MediaStreamFilterImpl_QueryVendorInfo(IMediaStreamFilter * iface, LPWSTR *pVendorInfo)
 228 {
 229     return BaseFilterImpl_QueryVendorInfo((IBaseFilter*)iface, pVendorInfo);
 230 }
 231
 232 /*** IMediaStreamFilter methods ***/
 233
 234 static HRESULT WINAPI MediaStreamFilterImpl_AddMediaStream(IMediaStreamFilter* iface, IAMMediaStream *pAMMediaStream)
 235 {
 236     IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
 237     IMediaStream** streams;
 238     IPin** pins;
 239     MediaStreamFilter_InputPin* pin;
 240     HRESULT hr;
 241     PIN_INFO info;
 242     MSPID purpose_id;
 243
 244     TRACE("(%p)->(%p)\n", iface, pAMMediaStream);
 245
 246     streams = CoTaskMemRealloc(This->streams, (This->nb_streams + 1) * sizeof(IMediaStream*));
 247     if (!streams)
 248         return E_OUTOFMEMORY;
 249     This->streams = streams;
 250     pins = CoTaskMemRealloc(This->pins, (This->nb_streams + 1) * sizeof(IPin*));
 251     if (!pins)
 252         return E_OUTOFMEMORY;
 253     This->pins = pins;
 254     info.pFilter = (IBaseFilter*)&This->filter;
 255     info.dir = PINDIR_INPUT;
 256     hr = IAMMediaStream_GetInformation(pAMMediaStream, &purpose_id, NULL);
 257     if (FAILED(hr))
 258         return hr;
 259     /* Pin name is "I{guid MSPID_PrimaryVideo or MSPID_PrimaryAudio}" */
 260     info.achName[0] = 'I';
 261     StringFromGUID2(&purpose_id, info.achName + 1, 40);
 262     hr = BaseInputPin_Construct(&MediaStreamFilter_InputPin_Vtbl, &info, &input_BaseFuncTable, &input_BaseInputFuncTable, &This->filter.csFilter, NULL, &This->pins[This->nb_streams]);
 263     if (FAILED(hr))
 264         return hr;
 265
 266     pin = (MediaStreamFilter_InputPin*)This->pins[This->nb_streams];
 267     pin->pin.pin.pinInfo.pFilter = (LPVOID)This;
 268     This->streams[This->nb_streams] = (IMediaStream*)pAMMediaStream;
 269     This->nb_streams++;
 270
 271     IMediaStream_AddRef((IMediaStream*)pAMMediaStream);
 272
 273     return S_OK;
 274 }
 275
 276 static HRESULT WINAPI MediaStreamFilterImpl_GetMediaStream(IMediaStreamFilter* iface, REFMSPID idPurpose, IMediaStream **ppMediaStream)
 277 {
 278     IMediaStreamFilterImpl *This = impl_from_IMediaStreamFilter(iface);
 279     MSPID purpose_id;
 280     unsigned int i;
 281
 282     TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid(idPurpose), ppMediaStream);
 283
 284     for (i = 0; i < This->nb_streams; i++)
 285     {
 286         IMediaStream_GetInformation(This->streams[i], &purpose_id, NULL);
 287         if (IsEqualIID(&purpose_id, idPurpose))
 288         {
 289             *ppMediaStream = This->streams[i];
 290             IMediaStream_AddRef(*ppMediaStream);
 291             return S_OK;
 292         }
 293     }
 294
 295     return MS_E_NOSTREAM;
 296 }
 297
 298 static HRESULT WINAPI MediaStreamFilterImpl_EnumMediaStreams(IMediaStreamFilter* iface, LONG Index, IMediaStream **ppMediaStream)
 299 {
 300     FIXME("(%p)->(%d,%p): Stub!\n", iface, Index, ppMediaStream);
 301
 302     return E_NOTIMPL;
 303 }
 304
 305 static HRESULT WINAPI MediaStreamFilterImpl_SupportSeeking(IMediaStreamFilter* iface, BOOL bRenderer)
 306 {
 307     FIXME("(%p)->(%d): Stub!\n", iface, bRenderer);
 308
 309     return E_NOTIMPL;
 310 }
 311
 312 static HRESULT WINAPI MediaStreamFilterImpl_ReferenceTimeToStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pTime)
 313 {
 314     FIXME("(%p)->(%p): Stub!\n", iface, pTime);
 315
 316     return E_NOTIMPL;
 317 }
 318
 319 static HRESULT WINAPI MediaStreamFilterImpl_GetCurrentStreamTime(IMediaStreamFilter* iface, REFERENCE_TIME *pCurrentStreamTime)
 320 {
 321     FIXME("(%p)->(%p): Stub!\n", iface, pCurrentStreamTime);
 322
 323     return E_NOTIMPL;
 324 }
 325
 326 static HRESULT WINAPI MediaStreamFilterImpl_WaitUntil(IMediaStreamFilter* iface, REFERENCE_TIME WaitStreamTime)
 327 {
 328     FIXME("(%p)->(%s): Stub!\n", iface, wine_dbgstr_longlong(WaitStreamTime));
 329
 330     return E_NOTIMPL;
 331 }
 332
 333 static HRESULT WINAPI MediaStreamFilterImpl_Flush(IMediaStreamFilter* iface, BOOL bCancelEOS)
 334 {
 335     FIXME("(%p)->(%d): Stub!\n", iface, bCancelEOS);
 336
 337     return E_NOTIMPL;
 338 }
 339
 340 static HRESULT WINAPI MediaStreamFilterImpl_EndOfStream(IMediaStreamFilter* iface)
 341 {
 342     FIXME("(%p)->(): Stub!\n",  iface);
 343
 344     return E_NOTIMPL;
 345 }
 346
 347 static const IMediaStreamFilterVtbl MediaStreamFilter_Vtbl =
 348 {
 349     MediaStreamFilterImpl_QueryInterface,
 350     MediaStreamFilterImpl_AddRef,
 351     MediaStreamFilterImpl_Release,
 352     MediaStreamFilterImpl_GetClassID,
 353     MediaStreamFilterImpl_Stop,
 354     MediaStreamFilterImpl_Pause,
 355     MediaStreamFilterImpl_Run,
 356     MediaStreamFilterImpl_GetState,
 357     MediaStreamFilterImpl_SetSyncSource,
 358     MediaStreamFilterImpl_GetSyncSource,
 359     MediaStreamFilterImpl_EnumPins,
 360     MediaStreamFilterImpl_FindPin,
 361     MediaStreamFilterImpl_QueryFilterInfo,
 362     MediaStreamFilterImpl_JoinFilterGraph,
 363     MediaStreamFilterImpl_QueryVendorInfo,
 364     MediaStreamFilterImpl_AddMediaStream,
 365     MediaStreamFilterImpl_GetMediaStream,
 366     MediaStreamFilterImpl_EnumMediaStreams,
 367     MediaStreamFilterImpl_SupportSeeking,
 368     MediaStreamFilterImpl_ReferenceTimeToStreamTime,
 369     MediaStreamFilterImpl_GetCurrentStreamTime,
 370     MediaStreamFilterImpl_WaitUntil,
 371     MediaStreamFilterImpl_Flush,
 372     MediaStreamFilterImpl_EndOfStream
 373 };
 374
 375 static IPin* WINAPI MediaStreamFilterImpl_GetPin(BaseFilter *iface, int pos)
 376 {
 377     IMediaStreamFilterImpl* This = (IMediaStreamFilterImpl*)iface;
 378
 379     if (pos < This->nb_streams)
 380     {
 381         IPin_AddRef(This->pins[pos]);
 382         return This->pins[pos];
 383     }
 384
 385     return NULL;
 386 }
 387
 388 static LONG WINAPI MediaStreamFilterImpl_GetPinCount(BaseFilter *iface)
 389 {
 390     IMediaStreamFilterImpl* This = (IMediaStreamFilterImpl*)iface;
 391
 392     return This->nb_streams;
 393 }
 394
 395 static const BaseFilterFuncTable BaseFuncTable = {
 396     MediaStreamFilterImpl_GetPin,
 397     MediaStreamFilterImpl_GetPinCount
 398 };
 399
 400 HRESULT MediaStreamFilter_create(IUnknown *pUnkOuter, void **ppObj)
 401 {
 402     IMediaStreamFilterImpl* object;
 403
 404     TRACE("(%p,%p)\n", pUnkOuter, ppObj);
 405
 406     if( pUnkOuter )
 407         return CLASS_E_NOAGGREGATION;
 408
 409     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IMediaStreamFilterImpl));
 410     if (!object)
 411     {
 412         ERR("Out of memory\n");
 413         return E_OUTOFMEMORY;
 414     }
 415
 416     BaseFilter_Init(&object->filter, (IBaseFilterVtbl*)&MediaStreamFilter_Vtbl, &CLSID_MediaStreamFilter, (DWORD_PTR)(__FILE__ ": MediaStreamFilterImpl.csFilter"), &BaseFuncTable);
 417
 418     *ppObj = object;
 419
 420     return S_OK;
 421 }