reactos/dll/directx/wine/quartz/parser.c

   1 /*
   2  * Parser (Base for parsers and splitters)
   3  *
   4  * Copyright 2003 Robert Shearman
   5  * Copyright 2004-2005 Christian Costa
   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 "quartz_private.h"
  23
  24 static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
  25 static const IMediaSeekingVtbl Parser_Seeking_Vtbl;
  26 static const IPinVtbl Parser_OutputPin_Vtbl;
  27 static const IPinVtbl Parser_InputPin_Vtbl;
  28
  29 static HRESULT WINAPI Parser_ChangeStart(IMediaSeeking *iface);
  30 static HRESULT WINAPI Parser_ChangeStop(IMediaSeeking *iface);
  31 static HRESULT WINAPI Parser_ChangeRate(IMediaSeeking *iface);
  32 static HRESULT WINAPI Parser_OutputPin_DecideBufferSize(BaseOutputPin *iface, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest);
  33 static HRESULT WINAPI Parser_OutputPin_GetMediaType(BasePin *iface, int iPosition, AM_MEDIA_TYPE *pmt);
  34 static HRESULT WINAPI Parser_OutputPin_DecideAllocator(BaseOutputPin *This, IMemInputPin *pPin, IMemAllocator **pAlloc);
  35 static HRESULT WINAPI Parser_OutputPin_BreakConnect(BaseOutputPin *This);
  36
  37 static inline ParserImpl *impl_from_IMediaSeeking( IMediaSeeking *iface )
  38 {
  39     return CONTAINING_RECORD(iface, ParserImpl, sourceSeeking.IMediaSeeking_iface);
  40 }
  41
  42 static inline ParserImpl *impl_from_IBaseFilter( IBaseFilter *iface )
  43 {
  44     return CONTAINING_RECORD(iface, ParserImpl, filter.IBaseFilter_iface);
  45 }
  46
  47 static inline ParserImpl *impl_from_BaseFilter( BaseFilter *iface )
  48 {
  49     return CONTAINING_RECORD(iface, ParserImpl, filter);
  50 }
  51
  52 /* FIXME: WRONG */
  53 static IPin* WINAPI Parser_GetPin(BaseFilter *iface, int pos)
  54 {
  55     ParserImpl *This = impl_from_BaseFilter(iface);
  56
  57     TRACE("Asking for pos %x\n", pos);
  58
  59     /* Input pin also has a pin, hence the > and not >= */
  60     if (pos > This->cStreams || pos < 0)
  61         return NULL;
  62
  63     IPin_AddRef(This->ppPins[pos]);
  64     return This->ppPins[pos];
  65 }
  66
  67 static LONG WINAPI Parser_GetPinCount(BaseFilter *iface)
  68 {
  69     ParserImpl *This = impl_from_BaseFilter(iface);
  70
  71     return This->cStreams;
  72 }
  73
  74 static const BaseFilterFuncTable BaseFuncTable = {
  75     Parser_GetPin,
  76     Parser_GetPinCount
  77 };
  78
  79 HRESULT Parser_Create(ParserImpl* pParser, const IBaseFilterVtbl *Parser_Vtbl, const CLSID* pClsid, PFN_PROCESS_SAMPLE fnProcessSample, PFN_QUERY_ACCEPT fnQueryAccept, PFN_PRE_CONNECT fnPreConnect, PFN_CLEANUP fnCleanup, PFN_DISCONNECT fnDisconnect, REQUESTPROC fnRequest, STOPPROCESSPROC fnDone, SourceSeeking_ChangeStop stop, SourceSeeking_ChangeStart start, SourceSeeking_ChangeRate rate)
  80 {
  81     HRESULT hr;
  82     PIN_INFO piInput;
  83
  84     /* pTransformFilter is already allocated */
  85     BaseFilter_Init(&pParser->filter, Parser_Vtbl, pClsid, (DWORD_PTR)(__FILE__ ": ParserImpl.csFilter"), &BaseFuncTable);
  86
  87     pParser->fnDisconnect = fnDisconnect;
  88
  89     pParser->cStreams = 0;
  90     pParser->ppPins = CoTaskMemAlloc(1 * sizeof(IPin *));
  91
  92     /* construct input pin */
  93     piInput.dir = PINDIR_INPUT;
  94     piInput.pFilter = &pParser->filter.IBaseFilter_iface;
  95     lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
  96
  97     if (!start)
  98         start = Parser_ChangeStart;
  99
 100     if (!stop)
 101         stop = Parser_ChangeStop;
 102
 103     if (!rate)
 104         rate = Parser_ChangeRate;
 105
 106     SourceSeeking_Init(&pParser->sourceSeeking, &Parser_Seeking_Vtbl, stop, start, rate,  &pParser->filter.csFilter);
 107
 108     hr = PullPin_Construct(&Parser_InputPin_Vtbl, &piInput, fnProcessSample, (LPVOID)pParser, fnQueryAccept, fnCleanup, fnRequest, fnDone, &pParser->filter.csFilter, (IPin **)&pParser->pInputPin);
 109
 110     if (SUCCEEDED(hr))
 111     {
 112         pParser->ppPins[0] = &pParser->pInputPin->pin.IPin_iface;
 113         pParser->pInputPin->fnPreConnect = fnPreConnect;
 114     }
 115     else
 116     {
 117         CoTaskMemFree(pParser->ppPins);
 118         BaseFilterImpl_Release(&pParser->filter.IBaseFilter_iface);
 119         CoTaskMemFree(pParser);
 120     }
 121
 122     return hr;
 123 }
 124
 125 HRESULT WINAPI Parser_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 126 {
 127     ParserImpl *This = impl_from_IBaseFilter(iface);
 128     TRACE("(%s, %p)\n", qzdebugstr_guid(riid), ppv);
 129
 130     *ppv = NULL;
 131
 132     if ( IsEqualIID(riid, &IID_IUnknown)
 133       || IsEqualIID(riid, &IID_IPersist)
 134       || IsEqualIID(riid, &IID_IMediaFilter)
 135       || IsEqualIID(riid, &IID_IBaseFilter) )
 136         *ppv = &This->filter.IBaseFilter_iface;
 137
 138     if (*ppv)
 139     {
 140         IUnknown_AddRef((IUnknown *)*ppv);
 141         return S_OK;
 142     }
 143
 144     if (!IsEqualIID(riid, &IID_IPin) &&
 145         !IsEqualIID(riid, &IID_IVideoWindow) &&
 146         !IsEqualIID(riid, &IID_IAMFilterMiscFlags))
 147     {
 148         FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
 149     }
 150
 151     return E_NOINTERFACE;
 152 }
 153
 154 ULONG WINAPI Parser_AddRef(IBaseFilter * iface)
 155 {
 156     return BaseFilterImpl_AddRef(iface);
 157 }
 158
 159 void Parser_Destroy(ParserImpl *This)
 160 {
 161     IPin *connected = NULL;
 162     ULONG pinref;
 163     HRESULT hr;
 164
 165     assert(!This->filter.refCount);
 166     PullPin_WaitForStateChange(This->pInputPin, INFINITE);
 167
 168     /* Don't need to clean up output pins, freeing input pin will do that */
 169     IPin_ConnectedTo(&This->pInputPin->pin.IPin_iface, &connected);
 170     if (connected)
 171     {
 172         hr = IPin_Disconnect(connected);
 173         assert(hr == S_OK);
 174         IPin_Release(connected);
 175         hr = IPin_Disconnect(&This->pInputPin->pin.IPin_iface);
 176         assert(hr == S_OK);
 177     }
 178     pinref = IPin_Release(&This->pInputPin->pin.IPin_iface);
 179     if (pinref)
 180     {
 181         /* Valgrind could find this, if I kill it here */
 182         ERR("pinref should be null, is %u, destroying anyway\n", pinref);
 183         assert((LONG)pinref > 0);
 184
 185         while (pinref)
 186             pinref = IPin_Release(&This->pInputPin->pin.IPin_iface);
 187     }
 188
 189     CoTaskMemFree(This->ppPins);
 190     BaseFilter_Destroy(&This->filter);
 191
 192     TRACE("Destroying parser\n");
 193     CoTaskMemFree(This);
 194 }
 195
 196 ULONG WINAPI Parser_Release(IBaseFilter * iface)
 197 {
 198     ParserImpl *This = impl_from_IBaseFilter(iface);
 199     ULONG refCount = InterlockedDecrement(&This->filter.refCount);
 200
 201     TRACE("(%p)->() Release from %d\n", This, refCount + 1);
 202
 203     if (!refCount)
 204         Parser_Destroy(This);
 205
 206     return refCount;
 207 }
 208
 209 /** IPersist methods **/
 210
 211 HRESULT WINAPI Parser_GetClassID(IBaseFilter * iface, CLSID * pClsid)
 212 {
 213     ParserImpl *This = impl_from_IBaseFilter(iface);
 214
 215     TRACE("(%p)\n", pClsid);
 216
 217     *pClsid = This->filter.clsid;
 218
 219     return S_OK;
 220 }
 221
 222 /** IMediaFilter methods **/
 223
 224 HRESULT WINAPI Parser_Stop(IBaseFilter * iface)
 225 {
 226     ParserImpl *This = impl_from_IBaseFilter(iface);
 227     PullPin *pin = impl_PullPin_from_IPin(This->ppPins[0]);
 228     ULONG i;
 229
 230     TRACE("()\n");
 231
 232     EnterCriticalSection(&pin->thread_lock);
 233
 234     IAsyncReader_BeginFlush(This->pInputPin->pReader);
 235     EnterCriticalSection(&This->filter.csFilter);
 236
 237     if (This->filter.state == State_Stopped)
 238     {
 239         LeaveCriticalSection(&This->filter.csFilter);
 240         IAsyncReader_EndFlush(This->pInputPin->pReader);
 241         LeaveCriticalSection(&pin->thread_lock);
 242         return S_OK;
 243     }
 244
 245     This->filter.state = State_Stopped;
 246
 247     for (i = 1; i < (This->cStreams + 1); i++)
 248     {
 249         BaseOutputPinImpl_Inactive((BaseOutputPin *)This->ppPins[i]);
 250     }
 251
 252     LeaveCriticalSection(&This->filter.csFilter);
 253
 254     PullPin_PauseProcessing(This->pInputPin);
 255     PullPin_WaitForStateChange(This->pInputPin, INFINITE);
 256     IAsyncReader_EndFlush(This->pInputPin->pReader);
 257
 258     LeaveCriticalSection(&pin->thread_lock);
 259     return S_OK;
 260 }
 261
 262 HRESULT WINAPI Parser_Pause(IBaseFilter * iface)
 263 {
 264     HRESULT hr = S_OK;
 265     ParserImpl *This = impl_from_IBaseFilter(iface);
 266     PullPin *pin = impl_PullPin_from_IPin(This->ppPins[0]);
 267
 268     TRACE("()\n");
 269
 270     EnterCriticalSection(&pin->thread_lock);
 271     EnterCriticalSection(&This->filter.csFilter);
 272
 273     if (This->filter.state == State_Paused)
 274     {
 275         LeaveCriticalSection(&This->filter.csFilter);
 276         LeaveCriticalSection(&pin->thread_lock);
 277         return S_OK;
 278     }
 279
 280     if (This->filter.state == State_Stopped)
 281     {
 282         LeaveCriticalSection(&This->filter.csFilter);
 283         hr = IBaseFilter_Run(iface, -1);
 284         EnterCriticalSection(&This->filter.csFilter);
 285     }
 286
 287     if (SUCCEEDED(hr))
 288         This->filter.state = State_Paused;
 289
 290     LeaveCriticalSection(&This->filter.csFilter);
 291     LeaveCriticalSection(&pin->thread_lock);
 292
 293     return hr;
 294 }
 295
 296 HRESULT WINAPI Parser_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
 297 {
 298     HRESULT hr = S_OK;
 299     ParserImpl *This = impl_from_IBaseFilter(iface);
 300     PullPin *pin = impl_PullPin_from_IPin(This->ppPins[0]);
 301
 302     ULONG i;
 303
 304     TRACE("(%s)\n", wine_dbgstr_longlong(tStart));
 305
 306     EnterCriticalSection(&pin->thread_lock);
 307     EnterCriticalSection(&This->filter.csFilter);
 308     {
 309         HRESULT hr_any = VFW_E_NOT_CONNECTED;
 310
 311         This->filter.rtStreamStart = tStart;
 312         if (This->filter.state == State_Running || This->filter.state == State_Paused)
 313         {
 314             This->filter.state = State_Running;
 315             LeaveCriticalSection(&This->filter.csFilter);
 316             LeaveCriticalSection(&pin->thread_lock);
 317             return S_OK;
 318         }
 319
 320         for (i = 1; i < (This->cStreams + 1); i++)
 321         {
 322             hr = BaseOutputPinImpl_Active((BaseOutputPin *)This->ppPins[i]);
 323             if (SUCCEEDED(hr))
 324                 hr_any = hr;
 325         }
 326
 327         hr = hr_any;
 328         if (SUCCEEDED(hr))
 329         {
 330             LeaveCriticalSection(&This->filter.csFilter);
 331             hr = PullPin_StartProcessing(This->pInputPin);
 332             EnterCriticalSection(&This->filter.csFilter);
 333         }
 334
 335         if (SUCCEEDED(hr))
 336             This->filter.state = State_Running;
 337     }
 338     LeaveCriticalSection(&This->filter.csFilter);
 339     LeaveCriticalSection(&pin->thread_lock);
 340
 341     return hr;
 342 }
 343
 344 HRESULT WINAPI Parser_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
 345 {
 346     ParserImpl *This = impl_from_IBaseFilter(iface);
 347     PullPin *pin = impl_PullPin_from_IPin(This->ppPins[0]);
 348     HRESULT hr = S_OK;
 349
 350     TRACE("(%d, %p)\n", dwMilliSecsTimeout, pState);
 351
 352     EnterCriticalSection(&pin->thread_lock);
 353     EnterCriticalSection(&This->filter.csFilter);
 354     {
 355         *pState = This->filter.state;
 356     }
 357     LeaveCriticalSection(&This->filter.csFilter);
 358
 359     if (This->pInputPin && (PullPin_WaitForStateChange(This->pInputPin, dwMilliSecsTimeout) == S_FALSE))
 360         hr = VFW_S_STATE_INTERMEDIATE;
 361     LeaveCriticalSection(&pin->thread_lock);
 362
 363     return hr;
 364 }
 365
 366 HRESULT WINAPI Parser_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
 367 {
 368     ParserImpl *This = impl_from_IBaseFilter(iface);
 369     PullPin *pin = impl_PullPin_from_IPin(This->ppPins[0]);
 370
 371     TRACE("(%p)\n", pClock);
 372
 373     EnterCriticalSection(&pin->thread_lock);
 374     BaseFilterImpl_SetSyncSource(iface,pClock);
 375     LeaveCriticalSection(&pin->thread_lock);
 376
 377     return S_OK;
 378 }
 379
 380 HRESULT WINAPI Parser_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
 381 {
 382     return BaseFilterImpl_GetSyncSource(iface, ppClock);
 383 }
 384
 385 /** IBaseFilter implementation **/
 386
 387 HRESULT WINAPI Parser_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
 388 {
 389     return BaseFilterImpl_EnumPins(iface,ppEnum);
 390 }
 391
 392 HRESULT WINAPI Parser_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
 393 {
 394     FIXME("(%p)->(%s,%p)\n", iface, debugstr_w(Id), ppPin);
 395
 396     /* FIXME: critical section */
 397
 398     return E_NOTIMPL;
 399 }
 400
 401 HRESULT WINAPI Parser_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
 402 {
 403     return BaseFilterImpl_QueryFilterInfo(iface, pInfo);
 404 }
 405
 406 HRESULT WINAPI Parser_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
 407 {
 408     return BaseFilterImpl_JoinFilterGraph(iface, pGraph, pName);
 409 }
 410
 411 HRESULT WINAPI Parser_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
 412 {
 413     return BaseFilterImpl_QueryVendorInfo(iface, pVendorInfo);
 414 }
 415
 416 static const BaseOutputPinFuncTable output_BaseOutputFuncTable = {
 417     {
 418         NULL,
 419         BaseOutputPinImpl_AttemptConnection,
 420         BasePinImpl_GetMediaTypeVersion,
 421         Parser_OutputPin_GetMediaType
 422     },
 423     Parser_OutputPin_DecideBufferSize,
 424     Parser_OutputPin_DecideAllocator,
 425     Parser_OutputPin_BreakConnect
 426 };
 427
 428 HRESULT Parser_AddPin(ParserImpl * This, const PIN_INFO * piOutput, ALLOCATOR_PROPERTIES * props, const AM_MEDIA_TYPE * amt)
 429 {
 430     IPin ** ppOldPins;
 431     HRESULT hr;
 432
 433     ppOldPins = This->ppPins;
 434
 435     This->ppPins = CoTaskMemAlloc((This->cStreams + 2) * sizeof(IPin *));
 436     memcpy(This->ppPins, ppOldPins, (This->cStreams + 1) * sizeof(IPin *));
 437
 438     hr = BaseOutputPin_Construct(&Parser_OutputPin_Vtbl, sizeof(Parser_OutputPin), piOutput, &output_BaseOutputFuncTable, &This->filter.csFilter, This->ppPins + (This->cStreams + 1));
 439
 440     if (SUCCEEDED(hr))
 441     {
 442         IPin *pPin = This->ppPins[This->cStreams + 1];
 443         Parser_OutputPin *pin = unsafe_impl_Parser_OutputPin_from_IPin(pPin);
 444         pin->pmt = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE));
 445         CopyMediaType(pin->pmt, amt);
 446         pin->dwSamplesProcessed = 0;
 447
 448         pin->pin.pin.pinInfo.pFilter = (LPVOID)This;
 449         pin->allocProps = *props;
 450         This->cStreams++;
 451         BaseFilterImpl_IncrementPinVersion(&This->filter);
 452         CoTaskMemFree(ppOldPins);
 453     }
 454     else
 455     {
 456         CoTaskMemFree(This->ppPins);
 457         This->ppPins = ppOldPins;
 458         ERR("Failed with error %x\n", hr);
 459     }
 460
 461     return hr;
 462 }
 463
 464 static HRESULT Parser_RemoveOutputPins(ParserImpl * This)
 465 {
 466     /* NOTE: should be in critical section when calling this function */
 467     HRESULT hr;
 468     ULONG i;
 469     IPin ** ppOldPins = This->ppPins;
 470
 471     TRACE("(%p)\n", This);
 472
 473     /* reduce the pin array down to 1 (just our input pin) */
 474     This->ppPins = CoTaskMemAlloc(sizeof(IPin *) * 1);
 475     memcpy(This->ppPins, ppOldPins, sizeof(IPin *) * 1);
 476
 477     for (i = 0; i < This->cStreams; i++)
 478     {
 479         hr = ((BaseOutputPin *)ppOldPins[i + 1])->pFuncsTable->pfnBreakConnect((BaseOutputPin *)ppOldPins[i + 1]);
 480         TRACE("Disconnect: %08x\n", hr);
 481         IPin_Release(ppOldPins[i + 1]);
 482     }
 483
 484     BaseFilterImpl_IncrementPinVersion(&This->filter);
 485     This->cStreams = 0;
 486     CoTaskMemFree(ppOldPins);
 487
 488     return S_OK;
 489 }
 490
 491 static HRESULT WINAPI Parser_ChangeStart(IMediaSeeking *iface)
 492 {
 493     FIXME("(%p) filter hasn't implemented start position change!\n", iface);
 494     return S_OK;
 495 }
 496
 497 static HRESULT WINAPI Parser_ChangeStop(IMediaSeeking *iface)
 498 {
 499     FIXME("(%p) filter hasn't implemented stop position change!\n", iface);
 500     return S_OK;
 501 }
 502
 503 static HRESULT WINAPI Parser_ChangeRate(IMediaSeeking *iface)
 504 {
 505     FIXME("(%p) filter hasn't implemented rate change!\n", iface);
 506     return S_OK;
 507 }
 508
 509
 510 static HRESULT WINAPI Parser_Seeking_QueryInterface(IMediaSeeking * iface, REFIID riid, LPVOID * ppv)
 511 {
 512     ParserImpl *This = impl_from_IMediaSeeking(iface);
 513
 514     return IBaseFilter_QueryInterface(&This->filter.IBaseFilter_iface, riid, ppv);
 515 }
 516
 517 static ULONG WINAPI Parser_Seeking_AddRef(IMediaSeeking * iface)
 518 {
 519     ParserImpl *This = impl_from_IMediaSeeking(iface);
 520
 521     return IBaseFilter_AddRef(&This->filter.IBaseFilter_iface);
 522 }
 523
 524 static ULONG WINAPI Parser_Seeking_Release(IMediaSeeking * iface)
 525 {
 526     ParserImpl *This = impl_from_IMediaSeeking(iface);
 527
 528     return IBaseFilter_Release(&This->filter.IBaseFilter_iface);
 529 }
 530
 531 static const IMediaSeekingVtbl Parser_Seeking_Vtbl =
 532 {
 533     Parser_Seeking_QueryInterface,
 534     Parser_Seeking_AddRef,
 535     Parser_Seeking_Release,
 536     SourceSeekingImpl_GetCapabilities,
 537     SourceSeekingImpl_CheckCapabilities,
 538     SourceSeekingImpl_IsFormatSupported,
 539     SourceSeekingImpl_QueryPreferredFormat,
 540     SourceSeekingImpl_GetTimeFormat,
 541     SourceSeekingImpl_IsUsingTimeFormat,
 542     SourceSeekingImpl_SetTimeFormat,
 543     SourceSeekingImpl_GetDuration,
 544     SourceSeekingImpl_GetStopPosition,
 545     SourceSeekingImpl_GetCurrentPosition,
 546     SourceSeekingImpl_ConvertTimeFormat,
 547     SourceSeekingImpl_SetPositions,
 548     SourceSeekingImpl_GetPositions,
 549     SourceSeekingImpl_GetAvailable,
 550     SourceSeekingImpl_SetRate,
 551     SourceSeekingImpl_GetRate,
 552     SourceSeekingImpl_GetPreroll
 553 };
 554
 555 static HRESULT WINAPI Parser_OutputPin_DecideBufferSize(BaseOutputPin *iface, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
 556 {
 557     Parser_OutputPin *This = (Parser_OutputPin*)iface;
 558     ALLOCATOR_PROPERTIES actual;
 559
 560     if (ppropInputRequest->cbAlign && ppropInputRequest->cbAlign != This->allocProps.cbAlign)
 561         FIXME("Requested Buffer cbAlign mismatch %i,%i\n",This->allocProps.cbAlign, ppropInputRequest->cbAlign);
 562     if (ppropInputRequest->cbPrefix)
 563         FIXME("Requested Buffer cbPrefix mismatch %i,%i\n",This->allocProps.cbPrefix, ppropInputRequest->cbPrefix);
 564     if (ppropInputRequest->cbBuffer)
 565         FIXME("Requested Buffer cbBuffer mismatch %i,%i\n",This->allocProps.cbBuffer, ppropInputRequest->cbBuffer);
 566     if (ppropInputRequest->cBuffers)
 567         FIXME("Requested Buffer cBuffers mismatch %i,%i\n",This->allocProps.cBuffers, ppropInputRequest->cBuffers);
 568
 569     return IMemAllocator_SetProperties(pAlloc, &This->allocProps, &actual);
 570 }
 571
 572 static HRESULT WINAPI Parser_OutputPin_GetMediaType(BasePin *iface, int iPosition, AM_MEDIA_TYPE *pmt)
 573 {
 574     Parser_OutputPin *This = (Parser_OutputPin*)iface;
 575     if (iPosition < 0)
 576         return E_INVALIDARG;
 577     if (iPosition > 0)
 578         return VFW_S_NO_MORE_ITEMS;
 579     CopyMediaType(pmt, This->pmt);
 580     return S_OK;
 581 }
 582
 583 static HRESULT WINAPI Parser_OutputPin_DecideAllocator(BaseOutputPin *iface, IMemInputPin *pPin, IMemAllocator **pAlloc)
 584 {
 585     Parser_OutputPin *This = (Parser_OutputPin*)iface;
 586     HRESULT hr;
 587
 588     *pAlloc = NULL;
 589
 590     if (This->alloc)
 591     {
 592         hr = IMemInputPin_NotifyAllocator(pPin, This->alloc, This->readonly);
 593         if (SUCCEEDED(hr))
 594         {
 595             *pAlloc = This->alloc;
 596             IMemAllocator_AddRef(*pAlloc);
 597         }
 598     }
 599     else
 600         hr = VFW_E_NO_ALLOCATOR;
 601
 602     return hr;
 603 }
 604
 605 static HRESULT WINAPI Parser_OutputPin_BreakConnect(BaseOutputPin *This)
 606 {
 607     HRESULT hr;
 608
 609     TRACE("(%p)->()\n", This);
 610
 611     EnterCriticalSection(This->pin.pCritSec);
 612     if (!This->pin.pConnectedTo || !This->pMemInputPin)
 613         hr = VFW_E_NOT_CONNECTED;
 614     else
 615     {
 616         hr = IPin_Disconnect(This->pin.pConnectedTo);
 617         IPin_Disconnect(&This->pin.IPin_iface);
 618     }
 619     LeaveCriticalSection(This->pin.pCritSec);
 620
 621     return hr;
 622 }
 623
 624
 625 static HRESULT WINAPI Parser_OutputPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
 626 {
 627     Parser_OutputPin *This = unsafe_impl_Parser_OutputPin_from_IPin(iface);
 628
 629     TRACE("(%s, %p)\n", qzdebugstr_guid(riid), ppv);
 630
 631     *ppv = NULL;
 632
 633     if (IsEqualIID(riid, &IID_IUnknown))
 634         *ppv = iface;
 635     else if (IsEqualIID(riid, &IID_IPin))
 636         *ppv = iface;
 637     /* The Parser filter does not support querying IMediaSeeking, return it directly */
 638     else if (IsEqualIID(riid, &IID_IMediaSeeking))
 639         *ppv = &impl_from_IBaseFilter(This->pin.pin.pinInfo.pFilter)->sourceSeeking;
 640
 641     if (*ppv)
 642     {
 643         IUnknown_AddRef((IUnknown *)(*ppv));
 644         return S_OK;
 645     }
 646
 647     FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
 648
 649     return E_NOINTERFACE;
 650 }
 651
 652 static ULONG WINAPI Parser_OutputPin_Release(IPin * iface)
 653 {
 654     Parser_OutputPin *This = unsafe_impl_Parser_OutputPin_from_IPin(iface);
 655     ULONG refCount = InterlockedDecrement(&This->pin.pin.refCount);
 656
 657     TRACE("(%p)->() Release from %d\n", iface, refCount + 1);
 658
 659     if (!refCount)
 660     {
 661         FreeMediaType(This->pmt);
 662         CoTaskMemFree(This->pmt);
 663         FreeMediaType(&This->pin.pin.mtCurrent);
 664         if (This->pin.pAllocator)
 665             IMemAllocator_Release(This->pin.pAllocator);
 666         CoTaskMemFree(This);
 667         return 0;
 668     }
 669     return refCount;
 670 }
 671
 672 static HRESULT WINAPI Parser_OutputPin_Connect(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
 673 {
 674     Parser_OutputPin *This = unsafe_impl_Parser_OutputPin_from_IPin(iface);
 675     ParserImpl *parser = impl_from_IBaseFilter(This->pin.pin.pinInfo.pFilter);
 676
 677     /* Set the allocator to our input pin's */
 678     EnterCriticalSection(This->pin.pin.pCritSec);
 679     This->alloc = parser->pInputPin->pAlloc;
 680     LeaveCriticalSection(This->pin.pin.pCritSec);
 681
 682     return BaseOutputPinImpl_Connect(iface, pReceivePin, pmt);
 683 }
 684
 685 static HRESULT WINAPI Parser_OutputPin_QueryAccept(IPin *iface, const AM_MEDIA_TYPE * pmt)
 686 {
 687     Parser_OutputPin *This = unsafe_impl_Parser_OutputPin_from_IPin(iface);
 688
 689     TRACE("()\n");
 690     dump_AM_MEDIA_TYPE(pmt);
 691
 692     return (memcmp(This->pmt, pmt, sizeof(AM_MEDIA_TYPE)) == 0);
 693 }
 694
 695 static const IPinVtbl Parser_OutputPin_Vtbl =
 696 {
 697     Parser_OutputPin_QueryInterface,
 698     BasePinImpl_AddRef,
 699     Parser_OutputPin_Release,
 700     Parser_OutputPin_Connect,
 701     BaseOutputPinImpl_ReceiveConnection,
 702     BaseOutputPinImpl_Disconnect,
 703     BasePinImpl_ConnectedTo,
 704     BasePinImpl_ConnectionMediaType,
 705     BasePinImpl_QueryPinInfo,
 706     BasePinImpl_QueryDirection,
 707     BasePinImpl_QueryId,
 708     Parser_OutputPin_QueryAccept,
 709     BasePinImpl_EnumMediaTypes,
 710     BasePinImpl_QueryInternalConnections,
 711     BaseOutputPinImpl_EndOfStream,
 712     BaseOutputPinImpl_BeginFlush,
 713     BaseOutputPinImpl_EndFlush,
 714     BasePinImpl_NewSegment
 715 };
 716
 717 static HRESULT WINAPI Parser_PullPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
 718 {
 719     PullPin *This = impl_PullPin_from_IPin(iface);
 720
 721     TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
 722
 723     *ppv = NULL;
 724
 725     /*
 726      * It is important to capture the request for the IMediaSeeking interface before it is passed
 727      * on to PullPin_QueryInterface, this is necessary since the Parser filter does not support
 728      * querying IMediaSeeking
 729      */
 730     if (IsEqualIID(riid, &IID_IMediaSeeking))
 731         *ppv = &impl_from_IBaseFilter(This->pin.pinInfo.pFilter)->sourceSeeking;
 732
 733     if (*ppv)
 734     {
 735         IUnknown_AddRef((IUnknown *)(*ppv));
 736         return S_OK;
 737     }
 738
 739     return PullPin_QueryInterface(iface, riid, ppv);
 740 }
 741
 742 static HRESULT WINAPI Parser_PullPin_Disconnect(IPin * iface)
 743 {
 744     HRESULT hr;
 745     PullPin *This = impl_PullPin_from_IPin(iface);
 746
 747     TRACE("()\n");
 748
 749     EnterCriticalSection(&This->thread_lock);
 750     EnterCriticalSection(This->pin.pCritSec);
 751     {
 752         if (This->pin.pConnectedTo)
 753         {
 754             FILTER_STATE state;
 755             ParserImpl *Parser = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
 756
 757             LeaveCriticalSection(This->pin.pCritSec);
 758             hr = IBaseFilter_GetState(This->pin.pinInfo.pFilter, INFINITE, &state);
 759             EnterCriticalSection(This->pin.pCritSec);
 760
 761             if (SUCCEEDED(hr) && (state == State_Stopped) && SUCCEEDED(Parser->fnDisconnect(Parser)))
 762             {
 763                 LeaveCriticalSection(This->pin.pCritSec);
 764                 PullPin_Disconnect(iface);
 765                 EnterCriticalSection(This->pin.pCritSec);
 766                 hr = Parser_RemoveOutputPins(impl_from_IBaseFilter(This->pin.pinInfo.pFilter));
 767             }
 768             else
 769                 hr = VFW_E_NOT_STOPPED;
 770         }
 771         else
 772             hr = S_FALSE;
 773     }
 774     LeaveCriticalSection(This->pin.pCritSec);
 775     LeaveCriticalSection(&This->thread_lock);
 776
 777     return hr;
 778 }
 779
 780 static HRESULT WINAPI Parser_PullPin_ReceiveConnection(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
 781 {
 782     HRESULT hr;
 783
 784     TRACE("()\n");
 785
 786     hr = PullPin_ReceiveConnection(iface, pReceivePin, pmt);
 787     if (FAILED(hr))
 788     {
 789         BasePin *This = (BasePin *)iface;
 790
 791         EnterCriticalSection(This->pCritSec);
 792         Parser_RemoveOutputPins(impl_from_IBaseFilter(This->pinInfo.pFilter));
 793         LeaveCriticalSection(This->pCritSec);
 794     }
 795
 796     return hr;
 797 }
 798
 799 static HRESULT WINAPI Parser_PullPin_EnumMediaTypes(IPin *iface, IEnumMediaTypes **ppEnum)
 800 {
 801     BasePin *This = (BasePin *)iface;
 802
 803     TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
 804
 805     return EnumMediaTypes_Construct(This, BasePinImpl_GetMediaType, BasePinImpl_GetMediaTypeVersion, ppEnum);
 806 }
 807
 808 static const IPinVtbl Parser_InputPin_Vtbl =
 809 {
 810     Parser_PullPin_QueryInterface,
 811     BasePinImpl_AddRef,
 812     PullPin_Release,
 813     BaseInputPinImpl_Connect,
 814     Parser_PullPin_ReceiveConnection,
 815     Parser_PullPin_Disconnect,
 816     BasePinImpl_ConnectedTo,
 817     BasePinImpl_ConnectionMediaType,
 818     BasePinImpl_QueryPinInfo,
 819     BasePinImpl_QueryDirection,
 820     BasePinImpl_QueryId,
 821     PullPin_QueryAccept,
 822     Parser_PullPin_EnumMediaTypes,
 823     BasePinImpl_QueryInternalConnections,
 824     PullPin_EndOfStream,
 825     PullPin_BeginFlush,
 826     PullPin_EndFlush,
 827     PullPin_NewSegment
 828 };