dlls/quartz/nullrenderer.c

   1 /*
   2  * Null Renderer (Promiscuous, not rendering anything at all!)
   3  *
   4  * Copyright 2004 Christian Costa
   5  * Copyright 2008 Maarten Lankhorst
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23
  24 #define NONAMELESSSTRUCT
  25 #define NONAMELESSUNION
  26 #include "quartz_private.h"
  27 #include "control_private.h"
  28 #include "pin.h"
  29
  30 #include "uuids.h"
  31 #include "vfwmsgs.h"
  32 #include "amvideo.h"
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "dshow.h"
  36 #include "evcode.h"
  37 #include "strmif.h"
  38 #include "ddraw.h"
  39
  40 #include "wine/unicode.h"
  41 #include "wine/debug.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
  44
  45 static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
  46
  47 static const IBaseFilterVtbl NullRenderer_Vtbl;
  48 static const IUnknownVtbl IInner_VTable;
  49 static const IPinVtbl NullRenderer_InputPin_Vtbl;
  50
  51 typedef struct NullRendererImpl
  52 {
  53     const IBaseFilterVtbl * lpVtbl;
  54     const IUnknownVtbl * IInner_vtbl;
  55
  56     LONG refCount;
  57     CRITICAL_SECTION csFilter;
  58     FILTER_STATE state;
  59     REFERENCE_TIME rtStreamStart;
  60     IReferenceClock * pClock;
  61     FILTER_INFO filterInfo;
  62
  63     InputPin *pInputPin;
  64     IPin ** ppPins;
  65     IUnknown * pUnkOuter;
  66     BOOL bUnkOuterValid;
  67     BOOL bAggregatable;
  68     MediaSeekingImpl mediaSeeking;
  69 } NullRendererImpl;
  70
  71 static const IMemInputPinVtbl MemInputPin_Vtbl =
  72 {
  73     MemInputPin_QueryInterface,
  74     MemInputPin_AddRef,
  75     MemInputPin_Release,
  76     MemInputPin_GetAllocator,
  77     MemInputPin_NotifyAllocator,
  78     MemInputPin_GetAllocatorRequirements,
  79     MemInputPin_Receive,
  80     MemInputPin_ReceiveMultiple,
  81     MemInputPin_ReceiveCanBlock
  82 };
  83
  84 static HRESULT NullRenderer_Sample(LPVOID iface, IMediaSample * pSample)
  85 {
  86     LPBYTE pbSrcStream = NULL;
  87     long cbSrcStream = 0;
  88     REFERENCE_TIME tStart, tStop;
  89     HRESULT hr;
  90
  91     TRACE("%p %p\n", iface, pSample);
  92
  93     hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
  94     if (FAILED(hr))
  95     {
  96         ERR("Cannot get pointer to sample data (%x)\n", hr);
  97         return hr;
  98     }
  99
 100     hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
 101     if (FAILED(hr))
 102         ERR("Cannot get sample time (%x)\n", hr);
 103
 104     cbSrcStream = IMediaSample_GetActualDataLength(pSample);
 105
 106     TRACE("val %p %ld\n", pbSrcStream, cbSrcStream);
 107
 108     return S_OK;
 109 }
 110
 111 static HRESULT NullRenderer_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
 112 {
 113     TRACE("Not a stub!\n");
 114     return S_OK;
 115 }
 116
 117 static inline NullRendererImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
 118 {
 119     return (NullRendererImpl *)((char*)iface - FIELD_OFFSET(NullRendererImpl, mediaSeeking.lpVtbl));
 120 }
 121
 122 static HRESULT WINAPI NullRendererImpl_Seeking_QueryInterface(IMediaSeeking * iface, REFIID riid, LPVOID * ppv)
 123 {
 124     NullRendererImpl *This = impl_from_IMediaSeeking(iface);
 125
 126     return IUnknown_QueryInterface((IUnknown *)This, riid, ppv);
 127 }
 128
 129 static ULONG WINAPI NullRendererImpl_Seeking_AddRef(IMediaSeeking * iface)
 130 {
 131     NullRendererImpl *This = impl_from_IMediaSeeking(iface);
 132
 133     return IUnknown_AddRef((IUnknown *)This);
 134 }
 135
 136 static ULONG WINAPI NullRendererImpl_Seeking_Release(IMediaSeeking * iface)
 137 {
 138     NullRendererImpl *This = impl_from_IMediaSeeking(iface);
 139
 140     return IUnknown_Release((IUnknown *)This);
 141 }
 142
 143 static const IMediaSeekingVtbl TransformFilter_Seeking_Vtbl =
 144 {
 145     NullRendererImpl_Seeking_QueryInterface,
 146     NullRendererImpl_Seeking_AddRef,
 147     NullRendererImpl_Seeking_Release,
 148     MediaSeekingImpl_GetCapabilities,
 149     MediaSeekingImpl_CheckCapabilities,
 150     MediaSeekingImpl_IsFormatSupported,
 151     MediaSeekingImpl_QueryPreferredFormat,
 152     MediaSeekingImpl_GetTimeFormat,
 153     MediaSeekingImpl_IsUsingTimeFormat,
 154     MediaSeekingImpl_SetTimeFormat,
 155     MediaSeekingImpl_GetDuration,
 156     MediaSeekingImpl_GetStopPosition,
 157     MediaSeekingImpl_GetCurrentPosition,
 158     MediaSeekingImpl_ConvertTimeFormat,
 159     MediaSeekingImpl_SetPositions,
 160     MediaSeekingImpl_GetPositions,
 161     MediaSeekingImpl_GetAvailable,
 162     MediaSeekingImpl_SetRate,
 163     MediaSeekingImpl_GetRate,
 164     MediaSeekingImpl_GetPreroll
 165 };
 166
 167 static HRESULT NullRendererImpl_Change(IBaseFilter *iface)
 168 {
 169     TRACE("(%p)\n", iface);
 170     return S_OK;
 171 }
 172
 173 HRESULT NullRenderer_create(IUnknown * pUnkOuter, LPVOID * ppv)
 174 {
 175     HRESULT hr;
 176     PIN_INFO piInput;
 177     NullRendererImpl * pNullRenderer;
 178
 179     TRACE("(%p, %p)\n", pUnkOuter, ppv);
 180
 181     *ppv = NULL;
 182
 183     pNullRenderer = CoTaskMemAlloc(sizeof(NullRendererImpl));
 184     pNullRenderer->pUnkOuter = pUnkOuter;
 185     pNullRenderer->bUnkOuterValid = FALSE;
 186     pNullRenderer->bAggregatable = FALSE;
 187     pNullRenderer->IInner_vtbl = &IInner_VTable;
 188
 189     pNullRenderer->lpVtbl = &NullRenderer_Vtbl;
 190     pNullRenderer->refCount = 1;
 191     InitializeCriticalSection(&pNullRenderer->csFilter);
 192     pNullRenderer->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": NullRendererImpl.csFilter");
 193     pNullRenderer->state = State_Stopped;
 194     pNullRenderer->pClock = NULL;
 195     ZeroMemory(&pNullRenderer->filterInfo, sizeof(FILTER_INFO));
 196
 197     pNullRenderer->ppPins = CoTaskMemAlloc(1 * sizeof(IPin *));
 198
 199     /* construct input pin */
 200     piInput.dir = PINDIR_INPUT;
 201     piInput.pFilter = (IBaseFilter *)pNullRenderer;
 202     lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
 203
 204     hr = InputPin_Construct(&NullRenderer_InputPin_Vtbl, &piInput, NullRenderer_Sample, (LPVOID)pNullRenderer, NullRenderer_QueryAccept, NULL, &pNullRenderer->csFilter, (IPin **)&pNullRenderer->pInputPin);
 205
 206     if (SUCCEEDED(hr))
 207     {
 208         pNullRenderer->ppPins[0] = (IPin *)pNullRenderer->pInputPin;
 209         MediaSeekingImpl_Init((IBaseFilter*)pNullRenderer, NullRendererImpl_Change, NullRendererImpl_Change, NullRendererImpl_Change, &pNullRenderer->mediaSeeking, &pNullRenderer->csFilter);
 210         pNullRenderer->mediaSeeking.lpVtbl = &TransformFilter_Seeking_Vtbl;
 211
 212         *ppv = (LPVOID)pNullRenderer;
 213     }
 214     else
 215     {
 216         CoTaskMemFree(pNullRenderer->ppPins);
 217         pNullRenderer->csFilter.DebugInfo->Spare[0] = 0;
 218         DeleteCriticalSection(&pNullRenderer->csFilter);
 219         CoTaskMemFree(pNullRenderer);
 220     }
 221
 222     return hr;
 223 }
 224
 225 static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown * iface, REFIID riid, LPVOID * ppv)
 226 {
 227     ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
 228     TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
 229
 230     if (This->bAggregatable)
 231         This->bUnkOuterValid = TRUE;
 232
 233     *ppv = NULL;
 234
 235     if (IsEqualIID(riid, &IID_IUnknown))
 236         *ppv = (LPVOID)&(This->IInner_vtbl);
 237     else if (IsEqualIID(riid, &IID_IPersist))
 238         *ppv = (LPVOID)This;
 239     else if (IsEqualIID(riid, &IID_IMediaFilter))
 240         *ppv = (LPVOID)This;
 241     else if (IsEqualIID(riid, &IID_IBaseFilter))
 242         *ppv = (LPVOID)This;
 243     else if (IsEqualIID(riid, &IID_IMediaSeeking))
 244         *ppv = &This->mediaSeeking;
 245
 246     if (*ppv)
 247     {
 248         IUnknown_AddRef((IUnknown *)(*ppv));
 249         return S_OK;
 250     }
 251
 252     if (!IsEqualIID(riid, &IID_IPin))
 253         FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
 254
 255     return E_NOINTERFACE;
 256 }
 257
 258 static ULONG WINAPI NullRendererInner_AddRef(IUnknown * iface)
 259 {
 260     ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
 261     ULONG refCount = InterlockedIncrement(&This->refCount);
 262
 263     TRACE("(%p/%p)->() AddRef from %d\n", This, iface, refCount - 1);
 264
 265     return refCount;
 266 }
 267
 268 static ULONG WINAPI NullRendererInner_Release(IUnknown * iface)
 269 {
 270     ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
 271     ULONG refCount = InterlockedDecrement(&This->refCount);
 272
 273     TRACE("(%p/%p)->() Release from %d\n", This, iface, refCount + 1);
 274
 275     if (!refCount)
 276     {
 277         IPin *pConnectedTo;
 278
 279         if (This->pClock)
 280             IReferenceClock_Release(This->pClock);
 281
 282         if (SUCCEEDED(IPin_ConnectedTo(This->ppPins[0], &pConnectedTo)))
 283         {
 284             IPin_Disconnect(pConnectedTo);
 285             IPin_Release(pConnectedTo);
 286         }
 287         IPin_Disconnect(This->ppPins[0]);
 288         IPin_Release(This->ppPins[0]);
 289
 290         CoTaskMemFree(This->ppPins);
 291         This->lpVtbl = NULL;
 292
 293         This->csFilter.DebugInfo->Spare[0] = 0;
 294         DeleteCriticalSection(&This->csFilter);
 295
 296         TRACE("Destroying Null Renderer\n");
 297         CoTaskMemFree(This);
 298         return 0;
 299     }
 300     else
 301         return refCount;
 302 }
 303
 304 static const IUnknownVtbl IInner_VTable =
 305 {
 306     NullRendererInner_QueryInterface,
 307     NullRendererInner_AddRef,
 308     NullRendererInner_Release
 309 };
 310
 311 static HRESULT WINAPI NullRenderer_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 312 {
 313     NullRendererImpl *This = (NullRendererImpl *)iface;
 314
 315     if (This->bAggregatable)
 316         This->bUnkOuterValid = TRUE;
 317
 318     if (This->pUnkOuter)
 319     {
 320         if (This->bAggregatable)
 321             return IUnknown_QueryInterface(This->pUnkOuter, riid, ppv);
 322
 323         if (IsEqualIID(riid, &IID_IUnknown))
 324         {
 325             HRESULT hr;
 326
 327             IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
 328             hr = IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
 329             IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
 330             This->bAggregatable = TRUE;
 331             return hr;
 332         }
 333
 334         *ppv = NULL;
 335         return E_NOINTERFACE;
 336     }
 337
 338     return IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
 339 }
 340
 341 static ULONG WINAPI NullRenderer_AddRef(IBaseFilter * iface)
 342 {
 343     NullRendererImpl *This = (NullRendererImpl *)iface;
 344
 345     if (This->pUnkOuter && This->bUnkOuterValid)
 346         return IUnknown_AddRef(This->pUnkOuter);
 347     return IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
 348 }
 349
 350 static ULONG WINAPI NullRenderer_Release(IBaseFilter * iface)
 351 {
 352     NullRendererImpl *This = (NullRendererImpl *)iface;
 353
 354     if (This->pUnkOuter && This->bUnkOuterValid)
 355         return IUnknown_Release(This->pUnkOuter);
 356     return IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
 357 }
 358
 359 /** IPersist methods **/
 360
 361 static HRESULT WINAPI NullRenderer_GetClassID(IBaseFilter * iface, CLSID * pClsid)
 362 {
 363     NullRendererImpl *This = (NullRendererImpl *)iface;
 364
 365     TRACE("(%p/%p)->(%p)\n", This, iface, pClsid);
 366
 367     *pClsid = CLSID_NullRenderer;
 368
 369     return S_OK;
 370 }
 371
 372 /** IMediaFilter methods **/
 373
 374 static HRESULT WINAPI NullRenderer_Stop(IBaseFilter * iface)
 375 {
 376     NullRendererImpl *This = (NullRendererImpl *)iface;
 377
 378     TRACE("(%p/%p)->()\n", This, iface);
 379
 380     EnterCriticalSection(&This->csFilter);
 381     {
 382         This->state = State_Stopped;
 383     }
 384     LeaveCriticalSection(&This->csFilter);
 385
 386     return S_OK;
 387 }
 388
 389 static HRESULT WINAPI NullRenderer_Pause(IBaseFilter * iface)
 390 {
 391     NullRendererImpl *This = (NullRendererImpl *)iface;
 392
 393     TRACE("(%p/%p)->()\n", This, iface);
 394
 395     EnterCriticalSection(&This->csFilter);
 396     {
 397         This->state = State_Paused;
 398     }
 399     LeaveCriticalSection(&This->csFilter);
 400
 401     return S_OK;
 402 }
 403
 404 static HRESULT WINAPI NullRenderer_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
 405 {
 406     NullRendererImpl *This = (NullRendererImpl *)iface;
 407
 408     TRACE("(%p/%p)->(%s)\n", This, iface, wine_dbgstr_longlong(tStart));
 409
 410     EnterCriticalSection(&This->csFilter);
 411     {
 412         This->rtStreamStart = tStart;
 413         This->state = State_Running;
 414     }
 415     LeaveCriticalSection(&This->csFilter);
 416
 417     return S_OK;
 418 }
 419
 420 static HRESULT WINAPI NullRenderer_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
 421 {
 422     NullRendererImpl *This = (NullRendererImpl *)iface;
 423
 424     TRACE("(%p/%p)->(%d, %p)\n", This, iface, dwMilliSecsTimeout, pState);
 425
 426     EnterCriticalSection(&This->csFilter);
 427     {
 428         *pState = This->state;
 429     }
 430     LeaveCriticalSection(&This->csFilter);
 431
 432     return S_OK;
 433 }
 434
 435 static HRESULT WINAPI NullRenderer_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
 436 {
 437     NullRendererImpl *This = (NullRendererImpl *)iface;
 438
 439     TRACE("(%p/%p)->(%p)\n", This, iface, pClock);
 440
 441     EnterCriticalSection(&This->csFilter);
 442     {
 443         if (This->pClock)
 444             IReferenceClock_Release(This->pClock);
 445         This->pClock = pClock;
 446         if (This->pClock)
 447             IReferenceClock_AddRef(This->pClock);
 448     }
 449     LeaveCriticalSection(&This->csFilter);
 450
 451     return S_OK;
 452 }
 453
 454 static HRESULT WINAPI NullRenderer_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
 455 {
 456     NullRendererImpl *This = (NullRendererImpl *)iface;
 457
 458     TRACE("(%p/%p)->(%p)\n", This, iface, ppClock);
 459
 460     EnterCriticalSection(&This->csFilter);
 461     {
 462         *ppClock = This->pClock;
 463         IReferenceClock_AddRef(This->pClock);
 464     }
 465     LeaveCriticalSection(&This->csFilter);
 466
 467     return S_OK;
 468 }
 469
 470 /** IBaseFilter implementation **/
 471
 472 static HRESULT WINAPI NullRenderer_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
 473 {
 474     ENUMPINDETAILS epd;
 475     NullRendererImpl *This = (NullRendererImpl *)iface;
 476
 477     TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
 478
 479     epd.cPins = 1; /* input pin */
 480     epd.ppPins = This->ppPins;
 481     return IEnumPinsImpl_Construct(&epd, ppEnum);
 482 }
 483
 484 static HRESULT WINAPI NullRenderer_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
 485 {
 486     NullRendererImpl *This = (NullRendererImpl *)iface;
 487
 488     TRACE("(%p/%p)->(%p,%p)\n", This, iface, debugstr_w(Id), ppPin);
 489
 490     FIXME("NullRenderer::FindPin(...)\n");
 491
 492     /* FIXME: critical section */
 493
 494     return E_NOTIMPL;
 495 }
 496
 497 static HRESULT WINAPI NullRenderer_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
 498 {
 499     NullRendererImpl *This = (NullRendererImpl *)iface;
 500
 501     TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);
 502
 503     strcpyW(pInfo->achName, This->filterInfo.achName);
 504     pInfo->pGraph = This->filterInfo.pGraph;
 505
 506     if (pInfo->pGraph)
 507         IFilterGraph_AddRef(pInfo->pGraph);
 508
 509     return S_OK;
 510 }
 511
 512 static HRESULT WINAPI NullRenderer_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
 513 {
 514     NullRendererImpl *This = (NullRendererImpl *)iface;
 515
 516     TRACE("(%p/%p)->(%p, %s)\n", This, iface, pGraph, debugstr_w(pName));
 517
 518     EnterCriticalSection(&This->csFilter);
 519     {
 520         if (pName)
 521             strcpyW(This->filterInfo.achName, pName);
 522         else
 523             *This->filterInfo.achName = '\0';
 524         This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
 525     }
 526     LeaveCriticalSection(&This->csFilter);
 527
 528     return S_OK;
 529 }
 530
 531 static HRESULT WINAPI NullRenderer_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
 532 {
 533     NullRendererImpl *This = (NullRendererImpl *)iface;
 534     TRACE("(%p/%p)->(%p)\n", This, iface, pVendorInfo);
 535     return E_NOTIMPL;
 536 }
 537
 538 static const IBaseFilterVtbl NullRenderer_Vtbl =
 539 {
 540     NullRenderer_QueryInterface,
 541     NullRenderer_AddRef,
 542     NullRenderer_Release,
 543     NullRenderer_GetClassID,
 544     NullRenderer_Stop,
 545     NullRenderer_Pause,
 546     NullRenderer_Run,
 547     NullRenderer_GetState,
 548     NullRenderer_SetSyncSource,
 549     NullRenderer_GetSyncSource,
 550     NullRenderer_EnumPins,
 551     NullRenderer_FindPin,
 552     NullRenderer_QueryFilterInfo,
 553     NullRenderer_JoinFilterGraph,
 554     NullRenderer_QueryVendorInfo
 555 };
 556
 557 static HRESULT WINAPI NullRenderer_InputPin_EndOfStream(IPin * iface)
 558 {
 559     InputPin* This = (InputPin*)iface;
 560     IMediaEventSink* pEventSink;
 561     HRESULT hr;
 562
 563     TRACE("(%p/%p)->()\n", This, iface);
 564
 565     InputPin_EndOfStream(iface);
 566     hr = IFilterGraph_QueryInterface(((NullRendererImpl*)This->pin.pinInfo.pFilter)->filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
 567     if (SUCCEEDED(hr))
 568     {
 569         hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, 0);
 570         IMediaEventSink_Release(pEventSink);
 571     }
 572
 573     return hr;
 574 }
 575
 576 static const IPinVtbl NullRenderer_InputPin_Vtbl =
 577 {
 578     InputPin_QueryInterface,
 579     IPinImpl_AddRef,
 580     InputPin_Release,
 581     InputPin_Connect,
 582     InputPin_ReceiveConnection,
 583     IPinImpl_Disconnect,
 584     IPinImpl_ConnectedTo,
 585     IPinImpl_ConnectionMediaType,
 586     IPinImpl_QueryPinInfo,
 587     IPinImpl_QueryDirection,
 588     IPinImpl_QueryId,
 589     IPinImpl_QueryAccept,
 590     IPinImpl_EnumMediaTypes,
 591     IPinImpl_QueryInternalConnections,
 592     NullRenderer_InputPin_EndOfStream,
 593     InputPin_BeginFlush,
 594     InputPin_EndFlush,
 595     InputPin_NewSegment
 596 };