2 * Parser (Base for parsers and splitters)
4 * Copyright 2003 Robert Shearman
5 * Copyright 2004-2005 Christian Costa
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.
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.
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
22 #include "quartz_private.h"
23 #include "control_private.h"
29 #include "wine/unicode.h"
30 #include "wine/debug.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(quartz
);
39 static const WCHAR wcsInputPinName
[] = {'i','n','p','u','t',' ','p','i','n',0};
40 static const IMediaSeekingVtbl Parser_Seeking_Vtbl
;
41 static const IPinVtbl Parser_OutputPin_Vtbl
;
42 static const IPinVtbl Parser_InputPin_Vtbl
;
44 static HRESULT
Parser_OutputPin_QueryAccept(LPVOID iface
, const AM_MEDIA_TYPE
* pmt
);
45 static HRESULT
Parser_ChangeCurrent(IBaseFilter
*iface
);
46 static HRESULT
Parser_ChangeStop(IBaseFilter
*iface
);
47 static HRESULT
Parser_ChangeRate(IBaseFilter
*iface
);
49 static inline ParserImpl
*impl_from_IMediaSeeking( IMediaSeeking
*iface
)
51 return (ParserImpl
*)((char*)iface
- FIELD_OFFSET(ParserImpl
, mediaSeeking
.lpVtbl
));
55 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
, CHANGEPROC stop
, CHANGEPROC current
, CHANGEPROC rate
)
60 /* pTransformFilter is already allocated */
61 pParser
->clsid
= *pClsid
;
62 pParser
->lpVtbl
= Parser_Vtbl
;
63 pParser
->refCount
= 1;
64 InitializeCriticalSection(&pParser
->csFilter
);
65 pParser
->csFilter
.DebugInfo
->Spare
[0] = (DWORD_PTR
)(__FILE__
": ParserImpl.csFilter");
66 pParser
->state
= State_Stopped
;
67 pParser
->pClock
= NULL
;
68 pParser
->fnDisconnect
= fnDisconnect
;
69 ZeroMemory(&pParser
->filterInfo
, sizeof(FILTER_INFO
));
70 pParser
->lastpinchange
= GetTickCount();
72 pParser
->cStreams
= 0;
73 pParser
->ppPins
= CoTaskMemAlloc(1 * sizeof(IPin
*));
75 /* construct input pin */
76 piInput
.dir
= PINDIR_INPUT
;
77 piInput
.pFilter
= (IBaseFilter
*)pParser
;
78 lstrcpynW(piInput
.achName
, wcsInputPinName
, sizeof(piInput
.achName
) / sizeof(piInput
.achName
[0]));
81 current
= Parser_ChangeCurrent
;
84 stop
= Parser_ChangeStop
;
87 rate
= Parser_ChangeRate
;
89 MediaSeekingImpl_Init((IBaseFilter
*)pParser
, stop
, current
, rate
, &pParser
->mediaSeeking
, &pParser
->csFilter
);
90 pParser
->mediaSeeking
.lpVtbl
= &Parser_Seeking_Vtbl
;
92 hr
= PullPin_Construct(&Parser_InputPin_Vtbl
, &piInput
, fnProcessSample
, (LPVOID
)pParser
, fnQueryAccept
, fnCleanup
, fnRequest
, fnDone
, &pParser
->csFilter
, (IPin
**)&pParser
->pInputPin
);
96 pParser
->ppPins
[0] = (IPin
*)pParser
->pInputPin
;
97 pParser
->pInputPin
->fnPreConnect
= fnPreConnect
;
101 CoTaskMemFree(pParser
->ppPins
);
102 pParser
->csFilter
.DebugInfo
->Spare
[0] = 0;
103 DeleteCriticalSection(&pParser
->csFilter
);
104 CoTaskMemFree(pParser
);
110 HRESULT WINAPI
Parser_QueryInterface(IBaseFilter
* iface
, REFIID riid
, LPVOID
* ppv
)
112 ParserImpl
*This
= (ParserImpl
*)iface
;
113 TRACE("(%s, %p)\n", qzdebugstr_guid(riid
), ppv
);
117 if (IsEqualIID(riid
, &IID_IUnknown
))
119 else if (IsEqualIID(riid
, &IID_IPersist
))
121 else if (IsEqualIID(riid
, &IID_IMediaFilter
))
123 else if (IsEqualIID(riid
, &IID_IBaseFilter
))
125 else if (IsEqualIID(riid
, &IID_IMediaSeeking
))
126 *ppv
= (LPVOID
)&This
->mediaSeeking
;
130 IUnknown_AddRef((IUnknown
*)(*ppv
));
134 if (!IsEqualIID(riid
, &IID_IPin
) && !IsEqualIID(riid
, &IID_IVideoWindow
))
135 FIXME("No interface for %s!\n", qzdebugstr_guid(riid
));
137 return E_NOINTERFACE
;
140 ULONG WINAPI
Parser_AddRef(IBaseFilter
* iface
)
142 ParserImpl
*This
= (ParserImpl
*)iface
;
143 ULONG refCount
= InterlockedIncrement(&This
->refCount
);
145 TRACE("(%p/%p)->() AddRef from %d\n", This
, iface
, refCount
- 1);
150 void Parser_Destroy(ParserImpl
*This
)
152 IPin
*connected
= NULL
;
155 assert(!This
->refCount
);
156 PullPin_WaitForStateChange(This
->pInputPin
, INFINITE
);
159 IReferenceClock_Release(This
->pClock
);
161 /* Don't need to clean up output pins, freeing input pin will do that */
162 IPin_ConnectedTo((IPin
*)This
->pInputPin
, &connected
);
165 assert(IPin_Disconnect(connected
) == S_OK
);
166 IPin_Release(connected
);
167 assert(IPin_Disconnect((IPin
*)This
->pInputPin
) == S_OK
);
169 pinref
= IPin_Release((IPin
*)This
->pInputPin
);
172 /* Valgrind could find this, if I kill it here */
173 ERR("pinref should be null, is %u, destroying anyway\n", pinref
);
174 assert((LONG
)pinref
> 0);
177 pinref
= IPin_Release((IPin
*)This
->pInputPin
);
180 CoTaskMemFree(This
->ppPins
);
183 This
->csFilter
.DebugInfo
->Spare
[0] = 0;
184 DeleteCriticalSection(&This
->csFilter
);
186 TRACE("Destroying parser\n");
190 ULONG WINAPI
Parser_Release(IBaseFilter
* iface
)
192 ParserImpl
*This
= (ParserImpl
*)iface
;
193 ULONG refCount
= InterlockedDecrement(&This
->refCount
);
195 TRACE("(%p)->() Release from %d\n", This
, refCount
+ 1);
198 Parser_Destroy(This
);
203 /** IPersist methods **/
205 HRESULT WINAPI
Parser_GetClassID(IBaseFilter
* iface
, CLSID
* pClsid
)
207 ParserImpl
*This
= (ParserImpl
*)iface
;
209 TRACE("(%p)\n", pClsid
);
211 *pClsid
= This
->clsid
;
216 /** IMediaFilter methods **/
218 HRESULT WINAPI
Parser_Stop(IBaseFilter
* iface
)
220 ParserImpl
*This
= (ParserImpl
*)iface
;
221 PullPin
*pin
= (PullPin
*)This
->ppPins
[0];
225 EnterCriticalSection(&pin
->thread_lock
);
226 EnterCriticalSection(&This
->csFilter
);
228 This
->state
= State_Stopped
;
230 LeaveCriticalSection(&This
->csFilter
);
231 LeaveCriticalSection(&pin
->thread_lock
);
235 HRESULT WINAPI
Parser_Pause(IBaseFilter
* iface
)
238 ParserImpl
*This
= (ParserImpl
*)iface
;
239 PullPin
*pin
= (PullPin
*)This
->ppPins
[0];
243 EnterCriticalSection(&pin
->thread_lock
);
244 EnterCriticalSection(&This
->csFilter
);
246 if (This
->state
== State_Paused
)
248 LeaveCriticalSection(&This
->csFilter
);
249 LeaveCriticalSection(&pin
->thread_lock
);
253 if (This
->state
== State_Stopped
)
255 LeaveCriticalSection(&This
->csFilter
);
256 hr
= IBaseFilter_Run(iface
, -1);
257 EnterCriticalSection(&This
->csFilter
);
260 This
->state
= State_Paused
;
262 LeaveCriticalSection(&This
->csFilter
);
264 hr
= PullPin_PauseProcessing(This
->pInputPin
);
265 LeaveCriticalSection(&pin
->thread_lock
);
270 HRESULT WINAPI
Parser_Run(IBaseFilter
* iface
, REFERENCE_TIME tStart
)
273 ParserImpl
*This
= (ParserImpl
*)iface
;
274 PullPin
*pin
= (PullPin
*)This
->ppPins
[0];
278 TRACE("(%s)\n", wine_dbgstr_longlong(tStart
));
280 EnterCriticalSection(&pin
->thread_lock
);
281 EnterCriticalSection(&This
->csFilter
);
283 if (This
->state
== State_Running
)
285 LeaveCriticalSection(&This
->csFilter
);
286 LeaveCriticalSection(&pin
->thread_lock
);
290 This
->rtStreamStart
= tStart
;
292 if (SUCCEEDED(hr
) && (This
->state
== State_Stopped
))
294 for (i
= 1; i
< (This
->cStreams
+ 1); i
++)
296 OutputPin_CommitAllocator((OutputPin
*)This
->ppPins
[i
]);
302 LeaveCriticalSection(&This
->csFilter
);
303 hr
= PullPin_StartProcessing(This
->pInputPin
);
304 EnterCriticalSection(&This
->csFilter
);
308 This
->state
= State_Running
;
310 LeaveCriticalSection(&This
->csFilter
);
311 LeaveCriticalSection(&pin
->thread_lock
);
316 HRESULT WINAPI
Parser_GetState(IBaseFilter
* iface
, DWORD dwMilliSecsTimeout
, FILTER_STATE
*pState
)
318 ParserImpl
*This
= (ParserImpl
*)iface
;
319 PullPin
*pin
= (PullPin
*)This
->ppPins
[0];
322 TRACE("(%d, %p)\n", dwMilliSecsTimeout
, pState
);
324 EnterCriticalSection(&pin
->thread_lock
);
325 EnterCriticalSection(&This
->csFilter
);
327 *pState
= This
->state
;
329 LeaveCriticalSection(&This
->csFilter
);
331 if (This
->pInputPin
&& (PullPin_WaitForStateChange(This
->pInputPin
, dwMilliSecsTimeout
) == S_FALSE
))
332 hr
= VFW_S_STATE_INTERMEDIATE
;
333 LeaveCriticalSection(&pin
->thread_lock
);
338 HRESULT WINAPI
Parser_SetSyncSource(IBaseFilter
* iface
, IReferenceClock
*pClock
)
340 ParserImpl
*This
= (ParserImpl
*)iface
;
341 PullPin
*pin
= (PullPin
*)This
->ppPins
[0];
343 TRACE("(%p)\n", pClock
);
345 EnterCriticalSection(&pin
->thread_lock
);
346 EnterCriticalSection(&This
->csFilter
);
349 IReferenceClock_Release(This
->pClock
);
350 This
->pClock
= pClock
;
352 IReferenceClock_AddRef(This
->pClock
);
354 LeaveCriticalSection(&This
->csFilter
);
355 LeaveCriticalSection(&pin
->thread_lock
);
360 HRESULT WINAPI
Parser_GetSyncSource(IBaseFilter
* iface
, IReferenceClock
**ppClock
)
362 ParserImpl
*This
= (ParserImpl
*)iface
;
364 TRACE("(%p)\n", ppClock
);
366 EnterCriticalSection(&This
->csFilter
);
368 *ppClock
= This
->pClock
;
370 IReferenceClock_AddRef(This
->pClock
);
372 LeaveCriticalSection(&This
->csFilter
);
377 /** IBaseFilter implementation **/
380 static HRESULT
Parser_GetPin(IBaseFilter
*iface
, ULONG pos
, IPin
**pin
, DWORD
*lastsynctick
)
382 ParserImpl
*This
= (ParserImpl
*)iface
;
384 *lastsynctick
= This
->lastpinchange
;
386 TRACE("Asking for pos %x\n", pos
);
388 /* Input pin also has a pin, hence the > and not >= */
389 if (pos
> This
->cStreams
)
392 *pin
= This
->ppPins
[pos
];
397 HRESULT WINAPI
Parser_EnumPins(IBaseFilter
* iface
, IEnumPins
**ppEnum
)
399 ParserImpl
*This
= (ParserImpl
*)iface
;
401 TRACE("(%p/%p)->(%p)\n", This
, iface
, ppEnum
);
403 return IEnumPinsImpl_Construct(ppEnum
, Parser_GetPin
, iface
);
406 HRESULT WINAPI
Parser_FindPin(IBaseFilter
* iface
, LPCWSTR Id
, IPin
**ppPin
)
408 FIXME("(%p)->(%s,%p)\n", iface
, debugstr_w(Id
), ppPin
);
410 /* FIXME: critical section */
415 HRESULT WINAPI
Parser_QueryFilterInfo(IBaseFilter
* iface
, FILTER_INFO
*pInfo
)
417 ParserImpl
*This
= (ParserImpl
*)iface
;
419 TRACE("(%p)\n", pInfo
);
421 strcpyW(pInfo
->achName
, This
->filterInfo
.achName
);
422 pInfo
->pGraph
= This
->filterInfo
.pGraph
;
425 IFilterGraph_AddRef(pInfo
->pGraph
);
430 HRESULT WINAPI
Parser_JoinFilterGraph(IBaseFilter
* iface
, IFilterGraph
*pGraph
, LPCWSTR pName
)
433 ParserImpl
*This
= (ParserImpl
*)iface
;
435 TRACE("(%p, %s)\n", pGraph
, debugstr_w(pName
));
437 EnterCriticalSection(&This
->csFilter
);
440 strcpyW(This
->filterInfo
.achName
, pName
);
442 *This
->filterInfo
.achName
= '\0';
443 This
->filterInfo
.pGraph
= pGraph
; /* NOTE: do NOT increase ref. count */
445 LeaveCriticalSection(&This
->csFilter
);
450 HRESULT WINAPI
Parser_QueryVendorInfo(IBaseFilter
* iface
, LPWSTR
*pVendorInfo
)
452 TRACE("(%p)\n", pVendorInfo
);
456 HRESULT
Parser_AddPin(ParserImpl
* This
, const PIN_INFO
* piOutput
, ALLOCATOR_PROPERTIES
* props
, const AM_MEDIA_TYPE
* amt
)
461 ppOldPins
= This
->ppPins
;
463 This
->ppPins
= CoTaskMemAlloc((This
->cStreams
+ 2) * sizeof(IPin
*));
464 memcpy(This
->ppPins
, ppOldPins
, (This
->cStreams
+ 1) * sizeof(IPin
*));
466 hr
= OutputPin_Construct(&Parser_OutputPin_Vtbl
, sizeof(Parser_OutputPin
), piOutput
, props
, NULL
, Parser_OutputPin_QueryAccept
, &This
->csFilter
, This
->ppPins
+ (This
->cStreams
+ 1));
470 IPin
*pPin
= This
->ppPins
[This
->cStreams
+ 1];
471 Parser_OutputPin
*pin
= (Parser_OutputPin
*)pPin
;
472 pin
->pmt
= CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE
));
473 CopyMediaType(pin
->pmt
, amt
);
474 pin
->dwSamplesProcessed
= 0;
476 pin
->pin
.pin
.pUserData
= (LPVOID
)This
->ppPins
[This
->cStreams
+ 1];
477 pin
->pin
.pin
.pinInfo
.pFilter
= (LPVOID
)This
;
478 pin
->pin
.custom_allocator
= 1;
480 This
->lastpinchange
= GetTickCount();
481 CoTaskMemFree(ppOldPins
);
485 CoTaskMemFree(This
->ppPins
);
486 This
->ppPins
= ppOldPins
;
487 ERR("Failed with error %x\n", hr
);
493 static HRESULT
Parser_RemoveOutputPins(ParserImpl
* This
)
495 /* NOTE: should be in critical section when calling this function */
498 IPin
** ppOldPins
= This
->ppPins
;
500 TRACE("(%p)\n", This
);
502 /* reduce the pin array down to 1 (just our input pin) */
503 This
->ppPins
= CoTaskMemAlloc(sizeof(IPin
*) * 1);
504 memcpy(This
->ppPins
, ppOldPins
, sizeof(IPin
*) * 1);
506 for (i
= 0; i
< This
->cStreams
; i
++)
508 hr
= OutputPin_DeliverDisconnect((OutputPin
*)ppOldPins
[i
+ 1]);
509 TRACE("Disconnect: %08x\n", hr
);
510 IPin_Release(ppOldPins
[i
+ 1]);
513 This
->lastpinchange
= GetTickCount();
515 CoTaskMemFree(ppOldPins
);
520 static HRESULT
Parser_ChangeCurrent(IBaseFilter
*iface
)
522 FIXME("(%p) filter hasn't implemented current position change!\n", iface
);
526 static HRESULT
Parser_ChangeStop(IBaseFilter
*iface
)
528 FIXME("(%p) filter hasn't implemented stop position change!\n", iface
);
532 static HRESULT
Parser_ChangeRate(IBaseFilter
*iface
)
534 FIXME("(%p) filter hasn't implemented rate change!\n", iface
);
539 static HRESULT WINAPI
Parser_Seeking_QueryInterface(IMediaSeeking
* iface
, REFIID riid
, LPVOID
* ppv
)
541 ParserImpl
*This
= impl_from_IMediaSeeking(iface
);
543 return IUnknown_QueryInterface((IUnknown
*)This
, riid
, ppv
);
546 static ULONG WINAPI
Parser_Seeking_AddRef(IMediaSeeking
* iface
)
548 ParserImpl
*This
= impl_from_IMediaSeeking(iface
);
550 return IUnknown_AddRef((IUnknown
*)This
);
553 static ULONG WINAPI
Parser_Seeking_Release(IMediaSeeking
* iface
)
555 ParserImpl
*This
= impl_from_IMediaSeeking(iface
);
557 return IUnknown_Release((IUnknown
*)This
);
560 static const IMediaSeekingVtbl Parser_Seeking_Vtbl
=
562 Parser_Seeking_QueryInterface
,
563 Parser_Seeking_AddRef
,
564 Parser_Seeking_Release
,
565 MediaSeekingImpl_GetCapabilities
,
566 MediaSeekingImpl_CheckCapabilities
,
567 MediaSeekingImpl_IsFormatSupported
,
568 MediaSeekingImpl_QueryPreferredFormat
,
569 MediaSeekingImpl_GetTimeFormat
,
570 MediaSeekingImpl_IsUsingTimeFormat
,
571 MediaSeekingImpl_SetTimeFormat
,
572 MediaSeekingImpl_GetDuration
,
573 MediaSeekingImpl_GetStopPosition
,
574 MediaSeekingImpl_GetCurrentPosition
,
575 MediaSeekingImpl_ConvertTimeFormat
,
576 MediaSeekingImpl_SetPositions
,
577 MediaSeekingImpl_GetPositions
,
578 MediaSeekingImpl_GetAvailable
,
579 MediaSeekingImpl_SetRate
,
580 MediaSeekingImpl_GetRate
,
581 MediaSeekingImpl_GetPreroll
584 static HRESULT WINAPI
Parser_OutputPin_QueryInterface(IPin
* iface
, REFIID riid
, LPVOID
* ppv
)
586 Parser_OutputPin
*This
= (Parser_OutputPin
*)iface
;
588 TRACE("(%s, %p)\n", qzdebugstr_guid(riid
), ppv
);
592 if (IsEqualIID(riid
, &IID_IUnknown
))
593 *ppv
= (LPVOID
)iface
;
594 else if (IsEqualIID(riid
, &IID_IPin
))
595 *ppv
= (LPVOID
)iface
;
596 else if (IsEqualIID(riid
, &IID_IMediaSeeking
))
598 return IBaseFilter_QueryInterface(This
->pin
.pin
.pinInfo
.pFilter
, &IID_IMediaSeeking
, ppv
);
603 IUnknown_AddRef((IUnknown
*)(*ppv
));
607 FIXME("No interface for %s!\n", qzdebugstr_guid(riid
));
609 return E_NOINTERFACE
;
612 static ULONG WINAPI
Parser_OutputPin_Release(IPin
* iface
)
614 Parser_OutputPin
*This
= (Parser_OutputPin
*)iface
;
615 ULONG refCount
= InterlockedDecrement(&This
->pin
.pin
.refCount
);
617 TRACE("(%p)->() Release from %d\n", iface
, refCount
+ 1);
621 FreeMediaType(This
->pmt
);
622 CoTaskMemFree(This
->pmt
);
623 FreeMediaType(&This
->pin
.pin
.mtCurrent
);
630 static HRESULT WINAPI
Parser_OutputPin_EnumMediaTypes(IPin
* iface
, IEnumMediaTypes
** ppEnum
)
632 ENUMMEDIADETAILS emd
;
633 Parser_OutputPin
*This
= (Parser_OutputPin
*)iface
;
635 TRACE("(%p)\n", ppEnum
);
637 /* override this method to allow enumeration of your types */
639 emd
.pMediaTypes
= This
->pmt
;
641 return IEnumMediaTypesImpl_Construct(&emd
, ppEnum
);
644 static HRESULT WINAPI
Parser_OutputPin_Connect(IPin
* iface
, IPin
* pReceivePin
, const AM_MEDIA_TYPE
* pmt
)
646 Parser_OutputPin
*This
= (Parser_OutputPin
*)iface
;
647 ParserImpl
*parser
= (ParserImpl
*)This
->pin
.pin
.pinInfo
.pFilter
;
649 /* Set the allocator to our input pin's */
650 EnterCriticalSection(This
->pin
.pin
.pCritSec
);
651 This
->pin
.alloc
= parser
->pInputPin
->pAlloc
;
652 LeaveCriticalSection(This
->pin
.pin
.pCritSec
);
654 return OutputPin_Connect(iface
, pReceivePin
, pmt
);
657 static HRESULT
Parser_OutputPin_QueryAccept(LPVOID iface
, const AM_MEDIA_TYPE
* pmt
)
659 Parser_OutputPin
*This
= (Parser_OutputPin
*)iface
;
662 dump_AM_MEDIA_TYPE(pmt
);
664 return (memcmp(This
->pmt
, pmt
, sizeof(AM_MEDIA_TYPE
)) == 0);
667 static const IPinVtbl Parser_OutputPin_Vtbl
=
669 Parser_OutputPin_QueryInterface
,
671 Parser_OutputPin_Release
,
672 Parser_OutputPin_Connect
,
673 OutputPin_ReceiveConnection
,
674 OutputPin_Disconnect
,
675 IPinImpl_ConnectedTo
,
676 IPinImpl_ConnectionMediaType
,
677 IPinImpl_QueryPinInfo
,
678 IPinImpl_QueryDirection
,
680 IPinImpl_QueryAccept
,
681 Parser_OutputPin_EnumMediaTypes
,
682 IPinImpl_QueryInternalConnections
,
683 OutputPin_EndOfStream
,
684 OutputPin_BeginFlush
,
689 static HRESULT WINAPI
Parser_PullPin_Disconnect(IPin
* iface
)
692 PullPin
*This
= (PullPin
*)iface
;
696 EnterCriticalSection(&This
->thread_lock
);
697 EnterCriticalSection(This
->pin
.pCritSec
);
699 if (This
->pin
.pConnectedTo
)
702 ParserImpl
*Parser
= (ParserImpl
*)This
->pin
.pinInfo
.pFilter
;
704 LeaveCriticalSection(This
->pin
.pCritSec
);
705 hr
= IBaseFilter_GetState(This
->pin
.pinInfo
.pFilter
, INFINITE
, &state
);
706 EnterCriticalSection(This
->pin
.pCritSec
);
708 if (SUCCEEDED(hr
) && (state
== State_Stopped
) && SUCCEEDED(Parser
->fnDisconnect(Parser
)))
710 LeaveCriticalSection(This
->pin
.pCritSec
);
711 PullPin_Disconnect(iface
);
712 EnterCriticalSection(This
->pin
.pCritSec
);
713 hr
= Parser_RemoveOutputPins((ParserImpl
*)This
->pin
.pinInfo
.pFilter
);
716 hr
= VFW_E_NOT_STOPPED
;
721 LeaveCriticalSection(This
->pin
.pCritSec
);
722 LeaveCriticalSection(&This
->thread_lock
);
727 HRESULT WINAPI
Parser_PullPin_ReceiveConnection(IPin
* iface
, IPin
* pReceivePin
, const AM_MEDIA_TYPE
* pmt
)
733 hr
= PullPin_ReceiveConnection(iface
, pReceivePin
, pmt
);
736 IPinImpl
*This
= (IPinImpl
*)iface
;
738 EnterCriticalSection(This
->pCritSec
);
739 Parser_RemoveOutputPins((ParserImpl
*)This
->pinInfo
.pFilter
);
740 LeaveCriticalSection(This
->pCritSec
);
746 static const IPinVtbl Parser_InputPin_Vtbl
=
748 PullPin_QueryInterface
,
752 Parser_PullPin_ReceiveConnection
,
753 Parser_PullPin_Disconnect
,
754 IPinImpl_ConnectedTo
,
755 IPinImpl_ConnectionMediaType
,
756 IPinImpl_QueryPinInfo
,
757 IPinImpl_QueryDirection
,
759 IPinImpl_QueryAccept
,
760 IPinImpl_EnumMediaTypes
,
761 IPinImpl_QueryInternalConnections
,