1 /*
2 * Generic Implementation of strmbase Base Renderer classes
3 *
4 * Copyright 2012 Aric Stewart, CodeWeavers
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #define COBJMACROS
22
23 #include "dshow.h"
24 #include "wine/debug.h"
25 #include "wine/unicode.h"
26 #include "wine/strmbase.h"
27 #include "uuids.h"
28 #include "vfwmsgs.h"
29 #include "strmbase_private.h"
30
31 WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
32
33 static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
34 static const WCHAR wcsAltInputPinName[] = {'I','n',0};
35
impl_BaseInputPin_from_IPin(IPin * iface)36 static inline BaseInputPin *impl_BaseInputPin_from_IPin( IPin *iface )
37 {
38 return CONTAINING_RECORD(iface, BaseInputPin, pin.IPin_iface);
39 }
40
impl_from_IBaseFilter(IBaseFilter * iface)41 static inline BaseRenderer *impl_from_IBaseFilter(IBaseFilter *iface)
42 {
43 return CONTAINING_RECORD(iface, BaseRenderer, filter.IBaseFilter_iface);
44 }
45
impl_from_BaseFilter(BaseFilter * iface)46 static inline BaseRenderer *impl_from_BaseFilter(BaseFilter *iface)
47 {
48 return CONTAINING_RECORD(iface, BaseRenderer, filter);
49 }
50
51 static const IQualityControlVtbl Renderer_QualityControl_Vtbl = {
52 QualityControlImpl_QueryInterface,
53 QualityControlImpl_AddRef,
54 QualityControlImpl_Release,
55 QualityControlImpl_Notify,
56 QualityControlImpl_SetSink
57 };
58
BaseRenderer_InputPin_ReceiveConnection(IPin * iface,IPin * pReceivePin,const AM_MEDIA_TYPE * pmt)59 static HRESULT WINAPI BaseRenderer_InputPin_ReceiveConnection(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
60 {
61 BaseInputPin *This = impl_BaseInputPin_from_IPin(iface);
62 BaseRenderer *renderer = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
63 HRESULT hr;
64
65 TRACE("(%p/%p)->(%p, %p)\n", This, renderer, pReceivePin, pmt);
66
67 EnterCriticalSection(This->pin.pCritSec);
68 hr = BaseInputPinImpl_ReceiveConnection(iface, pReceivePin, pmt);
69 if (SUCCEEDED(hr))
70 {
71 if (renderer->pFuncsTable->pfnCompleteConnect)
72 hr = renderer->pFuncsTable->pfnCompleteConnect(renderer, pReceivePin);
73 }
74 LeaveCriticalSection(This->pin.pCritSec);
75
76 return hr;
77 }
78
BaseRenderer_InputPin_Disconnect(IPin * iface)79 static HRESULT WINAPI BaseRenderer_InputPin_Disconnect(IPin * iface)
80 {
81 BaseInputPin *This = impl_BaseInputPin_from_IPin(iface);
82 BaseRenderer *renderer = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
83 HRESULT hr;
84
85 TRACE("(%p/%p)\n", This, renderer);
86
87 EnterCriticalSection(This->pin.pCritSec);
88 hr = BasePinImpl_Disconnect(iface);
89 if (SUCCEEDED(hr))
90 {
91 if (renderer->pFuncsTable->pfnBreakConnect)
92 hr = renderer->pFuncsTable->pfnBreakConnect(renderer);
93 }
94 BaseRendererImpl_ClearPendingSample(renderer);
95 LeaveCriticalSection(This->pin.pCritSec);
96
97 return hr;
98 }
99
BaseRenderer_InputPin_EndOfStream(IPin * iface)100 static HRESULT WINAPI BaseRenderer_InputPin_EndOfStream(IPin * iface)
101 {
102 HRESULT hr;
103 BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
104 BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
105
106 TRACE("(%p/%p)->()\n", This, pFilter);
107
108 EnterCriticalSection(&pFilter->csRenderLock);
109 EnterCriticalSection(&pFilter->filter.csFilter);
110 hr = BaseInputPinImpl_EndOfStream(iface);
111 EnterCriticalSection(This->pin.pCritSec);
112 if (SUCCEEDED(hr))
113 {
114 if (pFilter->pFuncsTable->pfnEndOfStream)
115 hr = pFilter->pFuncsTable->pfnEndOfStream(pFilter);
116 else
117 hr = BaseRendererImpl_EndOfStream(pFilter);
118 }
119 LeaveCriticalSection(This->pin.pCritSec);
120 LeaveCriticalSection(&pFilter->filter.csFilter);
121 LeaveCriticalSection(&pFilter->csRenderLock);
122 return hr;
123 }
124
BaseRenderer_InputPin_BeginFlush(IPin * iface)125 static HRESULT WINAPI BaseRenderer_InputPin_BeginFlush(IPin * iface)
126 {
127 BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
128 BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
129 HRESULT hr;
130
131 TRACE("(%p/%p)->()\n", This, iface);
132
133 EnterCriticalSection(&pFilter->csRenderLock);
134 EnterCriticalSection(&pFilter->filter.csFilter);
135 EnterCriticalSection(This->pin.pCritSec);
136 hr = BaseInputPinImpl_BeginFlush(iface);
137 if (SUCCEEDED(hr))
138 {
139 if (pFilter->pFuncsTable->pfnBeginFlush)
140 hr = pFilter->pFuncsTable->pfnBeginFlush(pFilter);
141 else
142 hr = BaseRendererImpl_BeginFlush(pFilter);
143 }
144 LeaveCriticalSection(This->pin.pCritSec);
145 LeaveCriticalSection(&pFilter->filter.csFilter);
146 LeaveCriticalSection(&pFilter->csRenderLock);
147 return hr;
148 }
149
BaseRenderer_InputPin_EndFlush(IPin * iface)150 static HRESULT WINAPI BaseRenderer_InputPin_EndFlush(IPin * iface)
151 {
152 BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
153 BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
154 HRESULT hr;
155
156 TRACE("(%p/%p)->()\n", This, pFilter);
157
158 EnterCriticalSection(&pFilter->csRenderLock);
159 EnterCriticalSection(&pFilter->filter.csFilter);
160 EnterCriticalSection(This->pin.pCritSec);
161 hr = BaseInputPinImpl_EndFlush(iface);
162 if (SUCCEEDED(hr))
163 {
164 if (pFilter->pFuncsTable->pfnEndFlush)
165 hr = pFilter->pFuncsTable->pfnEndFlush(pFilter);
166 else
167 hr = BaseRendererImpl_EndFlush(pFilter);
168 }
169 LeaveCriticalSection(This->pin.pCritSec);
170 LeaveCriticalSection(&pFilter->filter.csFilter);
171 LeaveCriticalSection(&pFilter->csRenderLock);
172 return hr;
173 }
174
175 static const IPinVtbl BaseRenderer_InputPin_Vtbl =
176 {
177 BaseInputPinImpl_QueryInterface,
178 BasePinImpl_AddRef,
179 BaseInputPinImpl_Release,
180 BaseInputPinImpl_Connect,
181 BaseRenderer_InputPin_ReceiveConnection,
182 BaseRenderer_InputPin_Disconnect,
183 BasePinImpl_ConnectedTo,
184 BasePinImpl_ConnectionMediaType,
185 BasePinImpl_QueryPinInfo,
186 BasePinImpl_QueryDirection,
187 BasePinImpl_QueryId,
188 BaseInputPinImpl_QueryAccept,
189 BasePinImpl_EnumMediaTypes,
190 BasePinImpl_QueryInternalConnections,
191 BaseRenderer_InputPin_EndOfStream,
192 BaseRenderer_InputPin_BeginFlush,
193 BaseRenderer_InputPin_EndFlush,
194 BaseInputPinImpl_NewSegment
195 };
196
BaseRenderer_GetPin(BaseFilter * iface,int pos)197 static IPin* WINAPI BaseRenderer_GetPin(BaseFilter *iface, int pos)
198 {
199 BaseRenderer *This = impl_from_BaseFilter(iface);
200
201 if (pos >= 1 || pos < 0)
202 return NULL;
203
204 IPin_AddRef(&This->pInputPin->pin.IPin_iface);
205 return &This->pInputPin->pin.IPin_iface;
206 }
207
BaseRenderer_GetPinCount(BaseFilter * iface)208 static LONG WINAPI BaseRenderer_GetPinCount(BaseFilter *iface)
209 {
210 return 1;
211 }
212
BaseRenderer_Input_CheckMediaType(BasePin * pin,const AM_MEDIA_TYPE * pmt)213 static HRESULT WINAPI BaseRenderer_Input_CheckMediaType(BasePin *pin, const AM_MEDIA_TYPE * pmt)
214 {
215 BaseRenderer *This = impl_from_IBaseFilter(pin->pinInfo.pFilter);
216 return This->pFuncsTable->pfnCheckMediaType(This, pmt);
217 }
218
BaseRenderer_Receive(BaseInputPin * pin,IMediaSample * pSample)219 static HRESULT WINAPI BaseRenderer_Receive(BaseInputPin *pin, IMediaSample * pSample)
220 {
221 BaseRenderer *This = impl_from_IBaseFilter(pin->pin.pinInfo.pFilter);
222 return BaseRendererImpl_Receive(This, pSample);
223 }
224
225 static const BaseFilterFuncTable RendererBaseFilterFuncTable = {
226 BaseRenderer_GetPin,
227 BaseRenderer_GetPinCount
228 };
229
230 static const BaseInputPinFuncTable input_BaseInputFuncTable = {
231 {
232 BaseRenderer_Input_CheckMediaType,
233 NULL,
234 BasePinImpl_GetMediaTypeVersion,
235 BasePinImpl_GetMediaType
236 },
237 BaseRenderer_Receive
238 };
239
240
BaseRenderer_Init(BaseRenderer * This,const IBaseFilterVtbl * Vtbl,IUnknown * pUnkOuter,const CLSID * pClsid,DWORD_PTR DebugInfo,const BaseRendererFuncTable * pBaseFuncsTable)241 HRESULT WINAPI BaseRenderer_Init(BaseRenderer * This, const IBaseFilterVtbl *Vtbl, IUnknown *pUnkOuter, const CLSID *pClsid,
242 DWORD_PTR DebugInfo, const BaseRendererFuncTable* pBaseFuncsTable)
243 {
244 PIN_INFO piInput;
245 HRESULT hr;
246
247 BaseFilter_Init(&This->filter, Vtbl, pClsid, DebugInfo, &RendererBaseFilterFuncTable);
248
249 This->pFuncsTable = pBaseFuncsTable;
250
251 /* construct input pin */
252 piInput.dir = PINDIR_INPUT;
253 piInput.pFilter = &This->filter.IBaseFilter_iface;
254 lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
255
256 hr = BaseInputPin_Construct(&BaseRenderer_InputPin_Vtbl, sizeof(BaseInputPin), &piInput,
257 &input_BaseInputFuncTable, &This->filter.csFilter, NULL, (IPin **)&This->pInputPin);
258
259 if (SUCCEEDED(hr))
260 {
261 hr = CreatePosPassThru(pUnkOuter ? pUnkOuter: (IUnknown *)&This->filter.IBaseFilter_iface, TRUE,
262 &This->pInputPin->pin.IPin_iface, &This->pPosition);
263 if (FAILED(hr))
264 return hr;
265
266 InitializeCriticalSection(&This->csRenderLock);
267 This->csRenderLock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__": BaseRenderer.csRenderLock");
268 This->evComplete = CreateEventW(NULL, TRUE, TRUE, NULL);
269 This->ThreadSignal = CreateEventW(NULL, TRUE, TRUE, NULL);
270 This->RenderEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
271 This->pMediaSample = NULL;
272
273 QualityControlImpl_Create(&This->pInputPin->pin.IPin_iface, &This->filter.IBaseFilter_iface, &This->qcimpl);
274 This->qcimpl->IQualityControl_iface.lpVtbl = &Renderer_QualityControl_Vtbl;
275 }
276
277 return hr;
278 }
279
BaseRendererImpl_QueryInterface(IBaseFilter * iface,REFIID riid,LPVOID * ppv)280 HRESULT WINAPI BaseRendererImpl_QueryInterface(IBaseFilter* iface, REFIID riid, LPVOID * ppv)
281 {
282 BaseRenderer *This = impl_from_IBaseFilter(iface);
283
284 if (IsEqualIID(riid, &IID_IMediaSeeking) || IsEqualIID(riid, &IID_IMediaPosition))
285 return IUnknown_QueryInterface(This->pPosition, riid, ppv);
286 else if (IsEqualIID(riid, &IID_IQualityControl))
287 {
288 *ppv = &This->qcimpl->IQualityControl_iface;
289 IUnknown_AddRef((IUnknown *)(*ppv));
290 return S_OK;
291 }
292 else
293 return BaseFilterImpl_QueryInterface(iface, riid, ppv);
294 }
295
BaseRendererImpl_Release(IBaseFilter * iface)296 ULONG WINAPI BaseRendererImpl_Release(IBaseFilter* iface)
297 {
298 BaseRenderer *This = impl_from_IBaseFilter(iface);
299 ULONG refCount = InterlockedDecrement(&This->filter.refCount);
300
301 if (!refCount)
302 {
303 IPin *pConnectedTo;
304
305 if (SUCCEEDED(IPin_ConnectedTo(&This->pInputPin->pin.IPin_iface, &pConnectedTo)))
306 {
307 IPin_Disconnect(pConnectedTo);
308 IPin_Release(pConnectedTo);
309 }
310 IPin_Disconnect(&This->pInputPin->pin.IPin_iface);
311 IPin_Release(&This->pInputPin->pin.IPin_iface);
312
313 if (This->pPosition)
314 IUnknown_Release(This->pPosition);
315
316 This->csRenderLock.DebugInfo->Spare[0] = 0;
317 DeleteCriticalSection(&This->csRenderLock);
318
319 BaseRendererImpl_ClearPendingSample(This);
320 CloseHandle(This->evComplete);
321 CloseHandle(This->ThreadSignal);
322 CloseHandle(This->RenderEvent);
323 QualityControlImpl_Destroy(This->qcimpl);
324 BaseFilter_Destroy(&This->filter);
325 }
326 return refCount;
327 }
328
BaseRendererImpl_Receive(BaseRenderer * This,IMediaSample * pSample)329 HRESULT WINAPI BaseRendererImpl_Receive(BaseRenderer *This, IMediaSample * pSample)
330 {
331 HRESULT hr = S_OK;
332 REFERENCE_TIME start, stop;
333 AM_MEDIA_TYPE *pmt;
334
335 TRACE("(%p)->%p\n", This, pSample);
336
337 if (This->pInputPin->end_of_stream || This->pInputPin->flushing)
338 return S_FALSE;
339
340 if (This->filter.state == State_Stopped)
341 return VFW_E_WRONG_STATE;
342
343 if (IMediaSample_GetMediaType(pSample, &pmt) == S_OK)
344 {
345 if (FAILED(This->pFuncsTable->pfnCheckMediaType(This, pmt)))
346 {
347 return VFW_E_TYPE_NOT_ACCEPTED;
348 }
349 }
350
351 This->pMediaSample = pSample;
352 IMediaSample_AddRef(pSample);
353
354 if (This->pFuncsTable->pfnPrepareReceive)
355 hr = This->pFuncsTable->pfnPrepareReceive(This, pSample);
356 if (FAILED(hr))
357 {
358 if (hr == VFW_E_SAMPLE_REJECTED)
359 return S_OK;
360 else
361 return hr;
362 }
363
364 if (This->pFuncsTable->pfnPrepareRender)
365 This->pFuncsTable->pfnPrepareRender(This);
366
367 EnterCriticalSection(&This->csRenderLock);
368 if ( This->filter.state == State_Paused )
369 {
370 if (This->pFuncsTable->pfnOnReceiveFirstSample)
371 This->pFuncsTable->pfnOnReceiveFirstSample(This, pSample);
372
373 SetEvent(This->evComplete);
374 }
375
376 /* Wait for render Time */
377 if (SUCCEEDED(IMediaSample_GetTime(pSample, &start, &stop)))
378 {
379 hr = S_FALSE;
380 RendererPosPassThru_RegisterMediaTime(This->pPosition, start);
381 if (This->pFuncsTable->pfnShouldDrawSampleNow)
382 hr = This->pFuncsTable->pfnShouldDrawSampleNow(This, pSample, &start, &stop);
383
384 if (hr == S_OK)
385 ;/* Do not wait: drop through */
386 else if (hr == S_FALSE)
387 {
388 if (This->pFuncsTable->pfnOnWaitStart)
389 This->pFuncsTable->pfnOnWaitStart(This);
390
391 LeaveCriticalSection(&This->csRenderLock);
392 hr = QualityControlRender_WaitFor(This->qcimpl, pSample, This->RenderEvent);
393 EnterCriticalSection(&This->csRenderLock);
394
395 if (This->pFuncsTable->pfnOnWaitEnd)
396 This->pFuncsTable->pfnOnWaitEnd(This);
397 }
398 else
399 {
400 LeaveCriticalSection(&This->csRenderLock);
401 /* Drop Sample */
402 return S_OK;
403 }
404 }
405
406 if (SUCCEEDED(hr))
407 {
408 QualityControlRender_BeginRender(This->qcimpl);
409 hr = This->pFuncsTable->pfnDoRenderSample(This, pSample);
410 QualityControlRender_EndRender(This->qcimpl);
411 }
412
413 QualityControlRender_DoQOS(This->qcimpl);
414
415 BaseRendererImpl_ClearPendingSample(This);
416 LeaveCriticalSection(&This->csRenderLock);
417
418 return hr;
419 }
420
BaseRendererImpl_FindPin(IBaseFilter * iface,LPCWSTR Id,IPin ** ppPin)421 HRESULT WINAPI BaseRendererImpl_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
422 {
423 BaseRenderer *This = impl_from_IBaseFilter(iface);
424
425 TRACE("(%p)->(%s,%p)\n", This, debugstr_w(Id), ppPin);
426
427 if (!Id || !ppPin)
428 return E_POINTER;
429
430 if (!lstrcmpiW(Id,wcsInputPinName) || !lstrcmpiW(Id,wcsAltInputPinName))
431 {
432 *ppPin = &This->pInputPin->pin.IPin_iface;
433 IPin_AddRef(*ppPin);
434 return S_OK;
435 }
436 *ppPin = NULL;
437 return VFW_E_NOT_FOUND;
438 }
439
BaseRendererImpl_Stop(IBaseFilter * iface)440 HRESULT WINAPI BaseRendererImpl_Stop(IBaseFilter * iface)
441 {
442 BaseRenderer *This = impl_from_IBaseFilter(iface);
443
444 TRACE("(%p)->()\n", This);
445
446 EnterCriticalSection(&This->csRenderLock);
447 {
448 RendererPosPassThru_ResetMediaTime(This->pPosition);
449 if (This->pFuncsTable->pfnOnStopStreaming)
450 This->pFuncsTable->pfnOnStopStreaming(This);
451 This->filter.state = State_Stopped;
452 SetEvent(This->evComplete);
453 SetEvent(This->ThreadSignal);
454 SetEvent(This->RenderEvent);
455 }
456 LeaveCriticalSection(&This->csRenderLock);
457
458 return S_OK;
459 }
460
BaseRendererImpl_Run(IBaseFilter * iface,REFERENCE_TIME tStart)461 HRESULT WINAPI BaseRendererImpl_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
462 {
463 HRESULT hr = S_OK;
464 BaseRenderer *This = impl_from_IBaseFilter(iface);
465 TRACE("(%p)->(%s)\n", This, wine_dbgstr_longlong(tStart));
466
467 EnterCriticalSection(&This->csRenderLock);
468 This->filter.rtStreamStart = tStart;
469 if (This->filter.state == State_Running)
470 goto out;
471
472 SetEvent(This->evComplete);
473 ResetEvent(This->ThreadSignal);
474
475 if (This->pInputPin->pin.pConnectedTo)
476 {
477 This->pInputPin->end_of_stream = FALSE;
478 }
479 else if (This->filter.filterInfo.pGraph)
480 {
481 IMediaEventSink *pEventSink;
482 hr = IFilterGraph_QueryInterface(This->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
483 if (SUCCEEDED(hr))
484 {
485 hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)This);
486 IMediaEventSink_Release(pEventSink);
487 }
488 hr = S_OK;
489 }
490 if (SUCCEEDED(hr))
491 {
492 QualityControlRender_Start(This->qcimpl, This->filter.rtStreamStart);
493 if (This->pFuncsTable->pfnOnStartStreaming)
494 This->pFuncsTable->pfnOnStartStreaming(This);
495 if (This->filter.state == State_Stopped)
496 BaseRendererImpl_ClearPendingSample(This);
497 SetEvent(This->RenderEvent);
498 This->filter.state = State_Running;
499 }
500 out:
501 LeaveCriticalSection(&This->csRenderLock);
502
503 return hr;
504 }
505
BaseRendererImpl_Pause(IBaseFilter * iface)506 HRESULT WINAPI BaseRendererImpl_Pause(IBaseFilter * iface)
507 {
508 BaseRenderer *This = impl_from_IBaseFilter(iface);
509
510 TRACE("(%p)->()\n", This);
511
512 EnterCriticalSection(&This->csRenderLock);
513 {
514 if (This->filter.state != State_Paused)
515 {
516 if (This->filter.state == State_Stopped)
517 {
518 if (This->pInputPin->pin.pConnectedTo)
519 ResetEvent(This->evComplete);
520 This->pInputPin->end_of_stream = FALSE;
521 }
522 else if (This->pFuncsTable->pfnOnStopStreaming)
523 This->pFuncsTable->pfnOnStopStreaming(This);
524
525 if (This->filter.state == State_Stopped)
526 BaseRendererImpl_ClearPendingSample(This);
527 ResetEvent(This->RenderEvent);
528 This->filter.state = State_Paused;
529 }
530 }
531 ResetEvent(This->ThreadSignal);
532 LeaveCriticalSection(&This->csRenderLock);
533
534 return S_OK;
535 }
536
BaseRendererImpl_SetSyncSource(IBaseFilter * iface,IReferenceClock * clock)537 HRESULT WINAPI BaseRendererImpl_SetSyncSource(IBaseFilter *iface, IReferenceClock *clock)
538 {
539 BaseRenderer *This = impl_from_IBaseFilter(iface);
540 HRESULT hr;
541
542 EnterCriticalSection(&This->filter.csFilter);
543 QualityControlRender_SetClock(This->qcimpl, clock);
544 hr = BaseFilterImpl_SetSyncSource(iface, clock);
545 LeaveCriticalSection(&This->filter.csFilter);
546 return hr;
547 }
548
549
BaseRendererImpl_GetState(IBaseFilter * iface,DWORD dwMilliSecsTimeout,FILTER_STATE * pState)550 HRESULT WINAPI BaseRendererImpl_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
551 {
552 HRESULT hr;
553 BaseRenderer *This = impl_from_IBaseFilter(iface);
554
555 TRACE("(%p)->(%d, %p)\n", This, dwMilliSecsTimeout, pState);
556
557 if (WaitForSingleObject(This->evComplete, dwMilliSecsTimeout) == WAIT_TIMEOUT)
558 hr = VFW_S_STATE_INTERMEDIATE;
559 else
560 hr = S_OK;
561
562 BaseFilterImpl_GetState(iface, dwMilliSecsTimeout, pState);
563
564 return hr;
565 }
566
BaseRendererImpl_EndOfStream(BaseRenderer * iface)567 HRESULT WINAPI BaseRendererImpl_EndOfStream(BaseRenderer* iface)
568 {
569 IMediaEventSink* pEventSink;
570 IFilterGraph *graph;
571 HRESULT hr = S_OK;
572
573 TRACE("(%p)\n", iface);
574
575 graph = iface->filter.filterInfo.pGraph;
576 if (graph)
577 { hr = IFilterGraph_QueryInterface(iface->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
578 if (SUCCEEDED(hr))
579 {
580 hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)iface);
581 IMediaEventSink_Release(pEventSink);
582 }
583 }
584 RendererPosPassThru_EOS(iface->pPosition);
585 SetEvent(iface->evComplete);
586
587 return hr;
588 }
589
BaseRendererImpl_BeginFlush(BaseRenderer * iface)590 HRESULT WINAPI BaseRendererImpl_BeginFlush(BaseRenderer* iface)
591 {
592 TRACE("(%p)\n", iface);
593 BaseRendererImpl_ClearPendingSample(iface);
594 SetEvent(iface->ThreadSignal);
595 SetEvent(iface->RenderEvent);
596 return S_OK;
597 }
598
BaseRendererImpl_EndFlush(BaseRenderer * iface)599 HRESULT WINAPI BaseRendererImpl_EndFlush(BaseRenderer* iface)
600 {
601 TRACE("(%p)\n", iface);
602 QualityControlRender_Start(iface->qcimpl, iface->filter.rtStreamStart);
603 RendererPosPassThru_ResetMediaTime(iface->pPosition);
604 ResetEvent(iface->ThreadSignal);
605 ResetEvent(iface->RenderEvent);
606 return S_OK;
607 }
608
BaseRendererImpl_ClearPendingSample(BaseRenderer * iface)609 HRESULT WINAPI BaseRendererImpl_ClearPendingSample(BaseRenderer *iface)
610 {
611 if (iface->pMediaSample)
612 {
613 IMediaSample_Release(iface->pMediaSample);
614 iface->pMediaSample = NULL;
615 }
616 return S_OK;
617 }
618