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